{
  "name": "Syosset, New York",
  "url": "https://longislandtraffic.com/towns/nassau/syosset/",
  "updated": "2026-09-17",
  "publisher": "Long Island Traffic (https://longislandtraffic.com)",
  "methodology": "https://longislandtraffic.com/towns/methodology/",
  "reuse": "Quote with credit and a link to the page URL above. Underlying federal and state datasets are public records.",
  "geography": {
    "slug": "syosset",
    "county": "nassau",
    "censusName": "Syosset CDP",
    "geoType": "census-designated place",
    "legalStatus": "hamlet (unincorporated)",
    "geoid": "3672554",
    "gnisId": "2390376",
    "pop2020": 19259,
    "housingUnits2020": 6293,
    "landSqMi": 4.98,
    "waterSqMi": 0,
    "densityPerSqMi": 3871,
    "internalPoint": [
      40.81568,
      -73.50203
    ],
    "parentTown": "Oyster Bay town",
    "parentTownGeoid": "3605956000",
    "townShares": [
      {
        "name": "Oyster Bay town",
        "share": 1
      }
    ]
  },
  "fatalCrashes2010to2024": {
    "period": "2010–2024",
    "crashes": 12,
    "deaths": 12,
    "pedestrianDeaths": 3,
    "bicyclistDeaths": 0,
    "motorcyclistDeaths": 1,
    "crashesWithDriverBac08": 0,
    "multiFatalityCrashes": 0,
    "onLimitedAccessHighways": {
      "crashes": 3,
      "deaths": 3
    },
    "deathsPer100kResidentsPerYear": 4.2,
    "byYear": [
      {
        "year": 2010,
        "crashes": 1,
        "deaths": 1
      },
      {
        "year": 2011,
        "crashes": 4,
        "deaths": 4
      },
      {
        "year": 2012,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2013,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2014,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2015,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2016,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2017,
        "crashes": 1,
        "deaths": 1
      },
      {
        "year": 2018,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2019,
        "crashes": 2,
        "deaths": 2
      },
      {
        "year": 2020,
        "crashes": 0,
        "deaths": 0
      },
      {
        "year": 2021,
        "crashes": 1,
        "deaths": 1
      },
      {
        "year": 2022,
        "crashes": 1,
        "deaths": 1
      },
      {
        "year": 2023,
        "crashes": 2,
        "deaths": 2
      },
      {
        "year": 2024,
        "crashes": 0,
        "deaths": 0
      }
    ],
    "byTimeOfDay": {
      "known": 12,
      "morning6to10": 2,
      "midday10to16": 4,
      "evening16to20": 3,
      "night20to6": 3
    },
    "darkShare": 0.25,
    "topRoads": [
      {
        "name": "Jericho Turnpike (NY 25)",
        "slug": "route-25-jericho-turnpike",
        "crashes": 4,
        "deaths": 4
      },
      {
        "name": "Split Rock Rd",
        "slug": null,
        "crashes": 2,
        "deaths": 2
      },
      {
        "name": "S Oysterbay Rd (CR 9)",
        "slug": null,
        "crashes": 1,
        "deaths": 1
      },
      {
        "name": "Long Island Expressway (I-495)",
        "slug": "lie",
        "crashes": 1,
        "deaths": 1
      },
      {
        "name": "Cold Spring Rd",
        "slug": null,
        "crashes": 1,
        "deaths": 1
      },
      {
        "name": "Seaford–Oyster Bay Expressway (NY 135)",
        "slug": "seaford-oyster-bay-expressway",
        "crashes": 1,
        "deaths": 1
      },
      {
        "name": "Northern State Parkway",
        "slug": "northern-state-parkway",
        "crashes": 1,
        "deaths": 1
      },
      {
        "name": "S Oyster Bay Rd",
        "slug": null,
        "crashes": 1,
        "deaths": 1
      }
    ],
    "roadOwnership": {
      "period": "2015–2024",
      "crashes": 7,
      "owners": [
        {
          "owner": "Town or Township Highway Agency",
          "crashes": 3
        },
        {
          "owner": "State Highway Agency",
          "crashes": 3
        },
        {
          "owner": "County Highway Agency",
          "crashes": 1
        }
      ]
    }
  },
  "allReportedCrashes": {
    "years": [
      "2021",
      "2022",
      "2023",
      "2024"
    ],
    "scope": "parent-town",
    "municipalityCode": "OYSTER BAY",
    "label": "Town of Oyster Bay",
    "total": 26324,
    "fatal": 50,
    "injury": 6596,
    "propertyDamageOnly": 19678,
    "byYear": {
      "2021": 5993,
      "2022": 6897,
      "2023": 6658,
      "2024": 6776
    },
    "pedestrian": 295,
    "bicyclist": 222,
    "deer": 38,
    "otherAnimal": 57
  },
  "commute": {
    "workers16plus": 8462,
    "commutersNotWorkingFromHome": 6318,
    "meanTravelMinutes": {
      "value": 40.9,
      "moe": 5.1,
      "lowReliability": false
    },
    "pct60MinPlus": {
      "value": 30.6,
      "moe": 4.1,
      "lowReliability": false
    },
    "pct90MinPlus": {
      "value": 11.8,
      "moe": 2.3,
      "lowReliability": false
    },
    "pctUnder15Min": {
      "value": 17.3,
      "moe": 3,
      "lowReliability": false
    },
    "pctDroveAlone": {
      "value": 50.9,
      "moe": 5.9,
      "lowReliability": false
    },
    "pctCarpooled": {
      "value": 6.6,
      "moe": 2.2,
      "lowReliability": false
    },
    "pctPublicTransit": {
      "value": 14.8,
      "moe": 2.4,
      "lowReliability": false
    },
    "pctCommuterRail": {
      "value": 12.7,
      "moe": 2.2,
      "lowReliability": false
    },
    "pctBus": {
      "value": 0.3,
      "moe": 0.3,
      "lowReliability": true
    },
    "pctWalked": {
      "value": 1.1,
      "moe": 0.8,
      "lowReliability": true
    },
    "pctBicycle": {
      "value": 0,
      "moe": 0.2,
      "lowReliability": true
    },
    "pctWorkedFromHome": {
      "value": 25.3,
      "moe": 3,
      "lowReliability": false
    },
    "pctLeaveBefore6am": {
      "value": 7.6,
      "moe": 2,
      "lowReliability": false
    },
    "pctLeaveBefore7am": {
      "value": 20.1,
      "moe": 2.9,
      "lowReliability": false
    },
    "households": 5998,
    "pctNoVehicle": {
      "value": 1.2,
      "moe": 0.8,
      "lowReliability": true
    },
    "pctThreePlusVehicles": {
      "value": 20.5,
      "moe": 3,
      "lowReliability": false
    },
    "medianHouseholdIncome": {
      "value": 187273,
      "moe": 18592
    },
    "medianAge": {
      "value": 42.8,
      "moe": 1.4
    }
  },
  "benchmarks": {
    "county": {
      "workers16plus": 679059,
      "commutersNotWorkingFromHome": 573233,
      "meanTravelMinutes": {
        "value": 36,
        "moe": 0.5,
        "lowReliability": false
      },
      "pct60MinPlus": {
        "value": 22.3,
        "moe": 0.5,
        "lowReliability": false
      },
      "pct90MinPlus": {
        "value": 7.6,
        "moe": 0.3,
        "lowReliability": false
      },
      "pctUnder15Min": {
        "value": 17.9,
        "moe": 0.5,
        "lowReliability": false
      },
      "pctDroveAlone": {
        "value": 60.7,
        "moe": 0.5,
        "lowReliability": false
      },
      "pctCarpooled": {
        "value": 7.3,
        "moe": 0.3,
        "lowReliability": false
      },
      "pctPublicTransit": {
        "value": 12.5,
        "moe": 0.4,
        "lowReliability": false
      },
      "pctCommuterRail": {
        "value": 7.1,
        "moe": 0.3,
        "lowReliability": false
      },
      "pctBus": {
        "value": 2.2,
        "moe": 0.2,
        "lowReliability": false
      },
      "pctWalked": {
        "value": 2,
        "moe": 0.2,
        "lowReliability": false
      },
      "pctBicycle": {
        "value": 0.2,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctWorkedFromHome": {
        "value": 15.6,
        "moe": 0.4,
        "lowReliability": false
      },
      "pctLeaveBefore6am": {
        "value": 10.8,
        "moe": 0.4,
        "lowReliability": false
      },
      "pctLeaveBefore7am": {
        "value": 26.6,
        "moe": 0.6,
        "lowReliability": false
      },
      "households": 458166,
      "pctNoVehicle": {
        "value": 6.8,
        "moe": 0.3,
        "lowReliability": false
      },
      "pctThreePlusVehicles": {
        "value": 23.3,
        "moe": 0.5,
        "lowReliability": false
      },
      "medianHouseholdIncome": {
        "value": 146202,
        "moe": 1472
      },
      "medianAge": {
        "value": 42,
        "moe": 0.2
      }
    },
    "state": {
      "workers16plus": 9306567,
      "commutersNotWorkingFromHome": 7916632,
      "meanTravelMinutes": {
        "value": 32.6,
        "moe": 0.1,
        "lowReliability": false
      },
      "pct60MinPlus": {
        "value": 16.8,
        "moe": 0.1,
        "lowReliability": false
      },
      "pct90MinPlus": {
        "value": 5.3,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctUnder15Min": {
        "value": 20.5,
        "moe": 0.2,
        "lowReliability": false
      },
      "pctDroveAlone": {
        "value": 48.8,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctCarpooled": {
        "value": 6.3,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctPublicTransit": {
        "value": 21.6,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctCommuterRail": {
        "value": 1.8,
        "moe": 0,
        "lowReliability": false
      },
      "pctBus": {
        "value": 5.1,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctWalked": {
        "value": 5.6,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctBicycle": {
        "value": 0.8,
        "moe": 0,
        "lowReliability": false
      },
      "pctWorkedFromHome": {
        "value": 14.9,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctLeaveBefore6am": {
        "value": 10.6,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctLeaveBefore7am": {
        "value": 26.3,
        "moe": 0.2,
        "lowReliability": false
      },
      "households": 7722646,
      "pctNoVehicle": {
        "value": 29.2,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctThreePlusVehicles": {
        "value": 11.8,
        "moe": 0.1,
        "lowReliability": false
      },
      "medianHouseholdIncome": {
        "value": 85974,
        "moe": 402
      },
      "medianAge": {
        "value": 39.8,
        "moe": 0.1
      }
    },
    "nation": {
      "workers16plus": 159114094,
      "commutersNotWorkingFromHome": 135071605,
      "meanTravelMinutes": {
        "value": 26.4,
        "moe": 0,
        "lowReliability": false
      },
      "pct60MinPlus": {
        "value": 8.6,
        "moe": 0,
        "lowReliability": false
      },
      "pct90MinPlus": {
        "value": 2.7,
        "moe": 0,
        "lowReliability": false
      },
      "pctUnder15Min": {
        "value": 26,
        "moe": 0,
        "lowReliability": false
      },
      "pctDroveAlone": {
        "value": 68.8,
        "moe": 0.1,
        "lowReliability": false
      },
      "pctCarpooled": {
        "value": 8.5,
        "moe": 0,
        "lowReliability": false
      },
      "pctPublicTransit": {
        "value": 3.2,
        "moe": 0,
        "lowReliability": false
      },
      "pctCommuterRail": {
        "value": 0.3,
        "moe": 0,
        "lowReliability": false
      },
      "pctBus": {
        "value": 1.5,
        "moe": 0,
        "lowReliability": false
      },
      "pctWalked": {
        "value": 2.4,
        "moe": 0,
        "lowReliability": false
      },
      "pctBicycle": {
        "value": 0.4,
        "moe": 0,
        "lowReliability": false
      },
      "pctWorkedFromHome": {
        "value": 15.1,
        "moe": 0,
        "lowReliability": false
      },
      "pctLeaveBefore6am": {
        "value": 14.4,
        "moe": 0,
        "lowReliability": false
      },
      "pctLeaveBefore7am": {
        "value": 32.5,
        "moe": 0,
        "lowReliability": false
      },
      "households": 129227496,
      "pctNoVehicle": {
        "value": 8.4,
        "moe": 0,
        "lowReliability": false
      },
      "pctThreePlusVehicles": {
        "value": 21.9,
        "moe": 0,
        "lowReliability": false
      },
      "medianHouseholdIncome": {
        "value": 80734,
        "moe": 166
      },
      "medianAge": {
        "value": 38.9,
        "moe": 0.1
      }
    }
  },
  "research": {
    "researchedAt": "2026-09-17",
    "identity": {
      "officialName": "Syosset",
      "placeType": "hamlet and census-designated place",
      "parentTown": "Town of Oyster Bay",
      "alsoIn": [],
      "formerNames": [],
      "nameOrigin": null,
      "founded": {
        "text": "Within the Robert Williams Plantation purchase of 1648, which also underlies Hicksville, Jericho, Plainview and Woodbury",
        "src": [
          1
        ]
      },
      "incorporated": null,
      "gnisId": null,
      "wikidataId": null
    },
    "quickFacts": [
      {
        "label": "Legal status",
        "value": "Unincorporated hamlet and census-designated place in the Town of Oyster Bay",
        "src": [
          1
        ]
      },
      {
        "label": "ZIP code",
        "value": "11791",
        "src": [
          6
        ]
      },
      {
        "label": "LIRR arrival",
        "value": "1854, when the Hicksville & Cold Spring Branch Railroad built the line from Hicksville to Syosset; leased and later (1863) acquired by the LIRR",
        "src": [
          2
        ]
      },
      {
        "label": "Police",
        "value": "Nassau County Police Department, Second Precinct (Woodbury)",
        "src": [
          3
        ]
      },
      {
        "label": "Syosset Landfill",
        "value": "Town landfill closed 1975; placed on the EPA Superfund National Priorities List in 1983; capped 1997; delisted from the NPL in 2005",
        "src": [
          4
        ]
      },
      {
        "label": "Cerro Wire site",
        "value": "Former industrial/wire-manufacturing site removed from the state's Inactive Hazardous Waste Disposal Sites registry after remediation",
        "src": [
          4
        ]
      }
    ],
    "timeline": [
      {
        "date": "1648",
        "label": "Robert Williams Plantation",
        "text": "Robert Williams's purchase from Native Americans laid the groundwork for what became Syosset, along with Hicksville, Jericho, Plainview and Woodbury.",
        "src": [
          1
        ]
      },
      {
        "date": "1854",
        "label": "Railroad arrives",
        "text": "The Hicksville & Cold Spring Branch Railroad built the line from Hicksville to Syosset; it was leased to the LIRR and eventually acquired by the LIRR in 1863.",
        "src": [
          2
        ]
      },
      {
        "date": "1908",
        "label": "Vanderbilt Cup era",
        "text": "The Long Island Motor Parkway opened its first section, part of the road network that also carried Vanderbilt Cup traffic through central Nassau County.",
        "src": [
          7
        ]
      },
      {
        "date": "1975",
        "label": "Town landfill closes",
        "text": "The Town of Oyster Bay's Syosset landfill closed amid suspected groundwater contamination.",
        "src": [
          4
        ]
      },
      {
        "date": "1983",
        "label": "Placed on Superfund NPL",
        "text": "The EPA placed the closed Syosset landfill on the Superfund National Priorities List.",
        "src": [
          4
        ]
      },
      {
        "date": "1997",
        "label": "Landfill capped",
        "text": "The Town capped the landfill to state DEC standards under EPA order, with long-term groundwater and air monitoring required.",
        "src": [
          4
        ]
      },
      {
        "date": "2005",
        "label": "Delisted from the NPL",
        "text": "The EPA delisted the Syosset landfill from the Superfund National Priorities List after concluding the capping-and-monitoring remedy was protective.",
        "src": [
          4
        ]
      },
      {
        "date": "2018",
        "label": "Syosset Park development proposed",
        "text": "A 92.8-acre mixed-use development, Syosset Park, was proposed on the combined former Cerro Wire, former landfill and Town Department of Public Works parcels at Miller Place and Robbins Lane.",
        "src": [
          5,
          4
        ]
      }
    ],
    "sections": [
      {
        "id": "history",
        "heading": "History",
        "paragraphs": [
          "Syosset lies within the Robert Williams Plantation, a 1648 purchase from Native Americans that also underlies Hicksville, Jericho, Plainview and Woodbury.[1] The Long Island Rail Road reached Syosset in 1854, when the Hicksville & Cold Spring Branch Railroad built the line from Hicksville; the branch was leased to the LIRR and formally acquired by the LIRR in 1863.[2]",
          "In the 20th century a roughly 39-acre parcel in Syosset became a Town of Oyster Bay landfill, closed in 1975 amid suspected groundwater contamination, while an adjoining industrial parcel operated for more than three decades as the Cerro Wire manufacturing facility, generating what a 2018 investigative account calls \"a variety of hazardous wastes.\"[4] Both sites, along with Town Department of Public Works land, later became the footprint of the proposed 92.8-acre Syosset Park mixed-use redevelopment at Miller Place and Robbins Lane.[5]"
        ]
      },
      {
        "id": "roads",
        "heading": "How the roads got here",
        "paragraphs": [
          "New York's official touring-route description carries the Long Island Expressway (I-495) and NY 25 (Jericho Turnpike) through the Syosset area as part of their continuous Nassau County routings.[8] William K. Vanderbilt II's Long Island Motor Parkway, which opened its first section in 1908 and operated as a private toll road until 1938, ran through central Nassau County near Syosset as part of the same road network that hosted the early Vanderbilt Cup races.[7]"
        ]
      },
      {
        "id": "law",
        "heading": "Law and legal history",
        "paragraphs": [
          "Syosset is home to one of Nassau County's more thoroughly documented Superfund histories.[4] The Town of Oyster Bay's landfill in Syosset closed in 1975 for suspected groundwater contamination, and in 1983 the EPA placed it on the Superfund National Priorities List (NPL).[4] Under EPA order the Town capped the landfill to state Department of Environmental Conservation standards, completing the cap in 1997, and has since conducted annual groundwater and air monitoring; the EPA delisted the site from the NPL in 2005 after concluding the remedy \"was adequate to protect human health and the environment,\" and its subsequent Five-Year Reviews in 2007, 2012 and 2017 each reaffirmed that finding.[4] A separate, adjoining parcel, the former Cerro Wire manufacturing site, was addressed under New York State's hazardous-waste program: after remediation, the state Department of Environmental Conservation removed it from the registry of Inactive Hazardous Waste Disposal Sites.[4] A 2018 account describes the combined site as encompassing \"one state and one federal former Superfund site\"; two Long Island Press articles give differing acreage breakdowns for the Town-owned DPW portion of the combined 92.8-acre parcel (15 acres in one account, 53.8 acres including the landfill in the other), so both figures are noted here rather than one asserted as definitive.[4][5]"
        ]
      },
      {
        "id": "government",
        "heading": "Government, courts and policing",
        "paragraphs": [
          "The Nassau County Police Department's Second Precinct, headquartered at 7700 Jericho Turnpike in neighboring Woodbury, lists Syosset among the hamlets inside its coverage area, described as running \"from Old Country Road to the Long Island Sound and from east of the Wantagh State Parkway to the Suffolk County border.\"[3][9]",
          "As an unincorporated Town of Oyster Bay hamlet, smaller civil and criminal matters from Syosset go to Nassau County District Court in Hempstead, and larger civil matters to Nassau County Supreme Court in Mineola.[10][11]"
        ]
      }
    ],
    "legalCases": [],
    "landmarks": [
      {
        "name": "Horton House",
        "designation": "Town of Oyster Bay designated landmark, 72 Horton Place, dedicated April 26, 1983",
        "src": [
          6
        ]
      },
      {
        "name": "Schenck-Mann House",
        "designation": "Town of Oyster Bay designated landmark, 222 Convent Road, dedicated May 11, 1976",
        "src": [
          6
        ]
      }
    ],
    "notableFacts": [
      {
        "text": "The Long Island Rail Road reached Syosset in 1854 via the Hicksville & Cold Spring Branch Railroad, which the LIRR leased and then acquired outright in 1863.",
        "src": [
          2
        ]
      },
      {
        "text": "The Town of Oyster Bay's Syosset landfill spent 22 years on the EPA's Superfund National Priorities List, from its 1983 listing to its 2005 delisting.",
        "src": [
          4
        ]
      },
      {
        "text": "The EPA has conducted Five-Year Reviews of the capped Syosset landfill in 2007, 2012 and 2017, each time finding the remedy still protective of human health and the environment.",
        "src": [
          4
        ]
      },
      {
        "text": "The proposed 92.8-acre Syosset Park development sits on the combined footprint of a former federal Superfund landfill and a former state-regulated industrial hazardous-waste site, the Cerro Wire plant.",
        "src": [
          5,
          4
        ]
      }
    ],
    "sources": [
      {
        "id": 1,
        "title": "Town History",
        "publisher": "Town of Oyster Bay",
        "url": "https://oysterbaytown.com/town-history/",
        "year": "n.d.",
        "type": "government"
      },
      {
        "id": 2,
        "title": "LIRR Branch Notes: Wading River Branch (Port Jefferson Branch)",
        "publisher": "trainsarefun.com",
        "url": "http://www.trainsarefun.com/lirr/branchnotes.htm",
        "year": "n.d.",
        "type": "reference"
      },
      {
        "id": 3,
        "title": "About Second Precinct",
        "publisher": "Nassau County Police Department",
        "url": "https://www.pdcn.org/272/About-Precinct",
        "year": "n.d.",
        "type": "government"
      },
      {
        "id": 4,
        "title": "A Toxic Relationship",
        "publisher": "Long Island Press (Schneps Media)",
        "url": "https://www.longislandpress.com/2018/07/26/a-toxic-relationship/",
        "year": "2018",
        "type": "newspaper"
      },
      {
        "id": 5,
        "title": "The 93-Acre Elephant Next Door",
        "publisher": "Long Island Press (Schneps Media)",
        "url": "https://www.longislandpress.com/2018/09/26/the-93-acre-elephant-next-door/",
        "year": "2018",
        "type": "newspaper"
      },
      {
        "id": 6,
        "title": "Town History (designated-landmarks list)",
        "publisher": "Town of Oyster Bay",
        "url": "https://oysterbaytown.com/town-history/",
        "year": "n.d.",
        "type": "government"
      },
      {
        "id": 7,
        "title": "The Long Island Motor Parkway Collection (historical context)",
        "publisher": "New York Heritage Digital Collections / Suffolk County Vanderbilt Museum",
        "url": "https://nyheritage.org/collections/long-island-motor-parkway-collection",
        "year": "n.d.",
        "type": "museum"
      },
      {
        "id": 8,
        "title": "Official Description of Highway Touring Routes, Bicycle Touring Routes, Scenic Byways, & Commemorative/Memorial Designations in New York State",
        "publisher": "New York State Department of Transportation, Office of Traffic Safety & Mobility",
        "url": "https://www.dot.ny.gov/divisions/operating/oom/transportation-systems/repository/2017%20tour-bk.pdf",
        "year": "2017",
        "type": "government"
      },
      {
        "id": 9,
        "title": "Second Precinct (address)",
        "publisher": "Nassau County Police Department",
        "url": "https://www.pdcn.org/193/Second-Precinct",
        "year": "n.d.",
        "type": "government"
      },
      {
        "id": 10,
        "title": "Nassau County District Court",
        "publisher": "New York State Unified Court System",
        "url": "https://www.nycourts.gov/courts/10th-jd-nassau/nassau-county-district-court",
        "year": "2026",
        "type": "court"
      },
      {
        "id": 11,
        "title": "Nassau County Supreme Court",
        "publisher": "New York State Unified Court System",
        "url": "https://www.nycourts.gov/courts/10th-jd-nassau/nassau-county-supreme-court",
        "year": "2026",
        "type": "court"
      },
      {
        "id": 12,
        "title": "Syosset Hospital",
        "publisher": "Northwell Health",
        "url": "https://syosset.northwell.edu/",
        "year": "n.d.",
        "type": "institution"
      },
      {
        "id": 13,
        "title": "Plainview Hospital",
        "publisher": "Northwell Health",
        "url": "https://plainview.northwell.edu/",
        "year": "n.d.",
        "type": "institution"
      }
    ]
  },
  "dataSources": {
    "census2020": {
      "name": "U.S. Census Bureau, TIGERweb — 2020 Census tabulation geography (POP100, HU100, AREALAND)",
      "url": "https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/tigerWMS_Census2020/MapServer",
      "retrieved": "2026-09-17"
    },
    "acs": {
      "name": "U.S. Census Bureau, American Community Survey 2020–2024 5-Year Estimates, tables B08303, B08013, B08301, B08302, B08201, B19013, B01002",
      "url": "https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/",
      "period": "2020–2024",
      "retrieved": "2026-09-17",
      "note": "Survey estimates with 90% margins of error. lowReliability = coefficient of variation above 30%."
    },
    "fars": {
      "name": "National Highway Traffic Safety Administration, Fatality Analysis Reporting System (FARS), 2010–2024 national files",
      "url": "https://www.nhtsa.gov/file-downloads?p=nhtsa/downloads/FARS/",
      "retrieved": "2026-09-17",
      "preliminaryYears": [
        2024
      ],
      "note": "Crashes on public trafficways in which a person died within 30 days. No personal identifiers. Placed by reported coordinates into 2020 Census boundaries."
    },
    "nys": {
      "name": "New York State Department of Motor Vehicles, Motor Vehicle Crashes — Case Information: Four Year Window",
      "url": "https://data.ny.gov/Transportation/Motor-Vehicle-Crashes-Case-Information-Four-Year-W/e8ky-4vqe",
      "period": "2021–2024",
      "retrieved": "2026-09-17",
      "note": "Police-reported crashes coded to a town, city or village by the reporting agency. Hamlets are not coded; hamlet pages show the parent town."
    }
  }
}