{
  "zip": "53508",
  "type": "standard",
  "type_source": "inferred",
  "city": "Belleville",
  "other_place_names": [],
  "state": "WI",
  "state_name": "Wisconsin",
  "county": {
    "fips": "55025",
    "name": "Dane County",
    "short_name": "Dane"
  },
  "counties": [
    {
      "county_fips": "55025",
      "name": "Dane County",
      "short_name": "Dane",
      "weight": 0.6578,
      "basis": "land_area"
    },
    {
      "county_fips": "55045",
      "name": "Green County",
      "short_name": "Green",
      "weight": 0.3422,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 42.866188,
    "lng": -89.575582,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "31540",
    "name": "Madison, WI",
    "type": "metro",
    "csa_code": "357",
    "csa_name": "Madison-Janesville-Beloit, WI"
  },
  "demographics": {
    "population": 5654,
    "households": 2307,
    "housing_units": 2393,
    "median_age": 42.1,
    "median_household_income": 99948,
    "median_home_value": 350700,
    "median_rent": 918,
    "pct_bachelors_plus": 38.5,
    "mean_commute_min": 25.7,
    "density_per_sqmi": 83.3
  },
  "business": {
    "establishments": 125,
    "employees": 1725,
    "annual_payroll_thousands": 89866
  },
  "tax": {
    "irs_returns": 3000,
    "irs_agi_thousands": 304693
  },
  "area": {
    "land_sqmi": 67.915,
    "water_sqmi": 0.395
  },
  "nearest_zips": [
    {
      "zip": "53574",
      "miles": 5.1,
      "city": "New Glarus",
      "state": "WI"
    },
    {
      "zip": "53593",
      "miles": 8.2,
      "city": "Verona",
      "state": "WI"
    },
    {
      "zip": "53521",
      "miles": 9.1,
      "city": "Brooklyn",
      "state": "WI"
    },
    {
      "zip": "53570",
      "miles": 9.6,
      "city": "Monticello",
      "state": "WI"
    },
    {
      "zip": "53575",
      "miles": 10.6,
      "city": "Oregon",
      "state": "WI"
    },
    {
      "zip": "53572",
      "miles": 11,
      "city": "Mount Horeb",
      "state": "WI"
    },
    {
      "zip": "53502",
      "miles": 11.7,
      "city": "Albany",
      "state": "WI"
    },
    {
      "zip": "53719",
      "miles": 13,
      "city": "Madison",
      "state": "WI"
    },
    {
      "zip": "53711",
      "miles": 13.1,
      "city": "Madison",
      "state": "WI"
    },
    {
      "zip": "53717",
      "miles": 14.2,
      "city": "Madison",
      "state": "WI"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/53508",
    "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."
  }
}