{
  "zip": "08557",
  "type": "unknown",
  "type_source": "inferred",
  "city": "Sergeantsville",
  "other_place_names": [],
  "state": "NJ",
  "state_name": "New Jersey",
  "county": {
    "fips": "34019",
    "name": "Hunterdon County",
    "short_name": "Hunterdon"
  },
  "counties": [],
  "location": {
    "lat": 40.4459,
    "lng": -74.9435,
    "source": "geonames",
    "timezone": "America/New_York"
  },
  "is_zcta": false,
  "parent_zcta": "08559",
  "metro": {
    "cbsa_code": "35620",
    "name": "New York-Newark-Jersey City, NY-NJ",
    "type": "metro",
    "csa_code": "408",
    "csa_name": "New York-Newark, NY-NJ-CT-PA"
  },
  "demographics": {
    "population": null,
    "households": null,
    "housing_units": null,
    "median_age": null,
    "median_household_income": null,
    "median_home_value": null,
    "median_rent": null,
    "pct_bachelors_plus": null,
    "mean_commute_min": null,
    "density_per_sqmi": null
  },
  "business": {
    "establishments": 14,
    "employees": 121,
    "annual_payroll_thousands": 7513
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": null,
    "water_sqmi": null
  },
  "nearest_zips": [
    {
      "zip": "08559",
      "miles": 2.2,
      "city": "Stockton",
      "state": "NJ"
    },
    {
      "zip": "08556",
      "miles": 3,
      "city": "Rosemont",
      "state": "NJ"
    },
    {
      "zip": "08530",
      "miles": 5.5,
      "city": "Lambertville",
      "state": "NJ"
    },
    {
      "zip": "08551",
      "miles": 5.6,
      "city": "Ringoes",
      "state": "NJ"
    },
    {
      "zip": "18963",
      "miles": 5.6,
      "city": "Solebury",
      "state": "PA"
    },
    {
      "zip": "18933",
      "miles": 5.9,
      "city": "Lumberville",
      "state": "PA"
    },
    {
      "zip": "08803",
      "miles": 6.2,
      "city": "Baptistown",
      "state": "NJ"
    },
    {
      "zip": "08825",
      "miles": 6.4,
      "city": "Frenchtown",
      "state": "NJ"
    },
    {
      "zip": "18950",
      "miles": 6.5,
      "city": "Point Pleasant",
      "state": "PA"
    },
    {
      "zip": "08822",
      "miles": 6.6,
      "city": "Flemington",
      "state": "NJ"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/08557",
    "sources_url": "https://zipcodes.pro/sources",
    "license": "Facts derived from US public-domain data (Census, IRS) and GeoNames (CC BY 4.0). Attribution appreciated: zipcodes.pro",
    "note": "A null value means the source did not publish that figure for this ZIP code. It does not mean zero."
  }
}