{
  "zip": "61831",
  "type": "standard",
  "type_source": "inferred",
  "city": "Collison",
  "other_place_names": [],
  "state": "IL",
  "state_name": "Illinois",
  "county": {
    "fips": "17183",
    "name": "Vermilion County",
    "short_name": "Vermilion"
  },
  "counties": [
    {
      "county_fips": "17183",
      "name": "Vermilion County",
      "short_name": "Vermilion",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 40.226196,
    "lng": -87.797019,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "19180",
    "name": "Danville, IL",
    "type": "micro",
    "csa_code": "169",
    "csa_name": "Champaign-Urbana-Danville, IL"
  },
  "demographics": {
    "population": 160,
    "households": 88,
    "housing_units": 108,
    "median_age": 60.7,
    "median_household_income": 103750,
    "median_home_value": 180000,
    "median_rent": null,
    "pct_bachelors_plus": 12.9,
    "mean_commute_min": 25.3,
    "density_per_sqmi": 13.2
  },
  "business": {
    "establishments": null,
    "employees": null,
    "annual_payroll_thousands": null
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": 12.113,
    "water_sqmi": 0
  },
  "nearest_zips": [
    {
      "zip": "61865",
      "miles": 5.3,
      "city": "Potomac",
      "state": "IL"
    },
    {
      "zip": "61858",
      "miles": 6.6,
      "city": "Oakwood",
      "state": "IL"
    },
    {
      "zip": "61844",
      "miles": 6.9,
      "city": "Fithian",
      "state": "IL"
    },
    {
      "zip": "61812",
      "miles": 6.9,
      "city": "Armstrong",
      "state": "IL"
    },
    {
      "zip": "61848",
      "miles": 7.5,
      "city": "Henning",
      "state": "IL"
    },
    {
      "zip": "61857",
      "miles": 7.8,
      "city": "Muncie",
      "state": "IL"
    },
    {
      "zip": "61834",
      "miles": 8.3,
      "city": "Danville",
      "state": "IL"
    },
    {
      "zip": "61871",
      "miles": 9.9,
      "city": "Royal",
      "state": "IL"
    },
    {
      "zip": "61862",
      "miles": 10.1,
      "city": "Penfield",
      "state": "IL"
    },
    {
      "zip": "61859",
      "miles": 10.2,
      "city": "Ogden",
      "state": "IL"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/61831",
    "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."
  }
}