{
  "zip": "61931",
  "type": "standard",
  "type_source": "inferred",
  "city": "Humboldt",
  "other_place_names": [],
  "state": "IL",
  "state_name": "Illinois",
  "county": {
    "fips": "17029",
    "name": "Coles County",
    "short_name": "Coles"
  },
  "counties": [
    {
      "county_fips": "17029",
      "name": "Coles County",
      "short_name": "Coles",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 39.586143,
    "lng": -88.368055,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "16660",
    "name": "Charleston-Mattoon, IL",
    "type": "micro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 1350,
    "households": 501,
    "housing_units": 513,
    "median_age": 38.8,
    "median_household_income": 74125,
    "median_home_value": 135000,
    "median_rent": 851,
    "pct_bachelors_plus": 17,
    "mean_commute_min": 23.2,
    "density_per_sqmi": 41.5
  },
  "business": {
    "establishments": 16,
    "employees": 46,
    "annual_payroll_thousands": 1902
  },
  "tax": {
    "irs_returns": 520,
    "irs_agi_thousands": 41849
  },
  "area": {
    "land_sqmi": 32.562,
    "water_sqmi": 0.02
  },
  "nearest_zips": [
    {
      "zip": "61910",
      "miles": 7,
      "city": "Arcola",
      "state": "IL"
    },
    {
      "zip": "61938",
      "miles": 7.4,
      "city": "Mattoon",
      "state": "IL"
    },
    {
      "zip": "61911",
      "miles": 9.6,
      "city": "Arthur",
      "state": "IL"
    },
    {
      "zip": "61928",
      "miles": 11.4,
      "city": "Gays",
      "state": "IL"
    },
    {
      "zip": "61951",
      "miles": 11.9,
      "city": "Sullivan",
      "state": "IL"
    },
    {
      "zip": "61920",
      "miles": 12.5,
      "city": "Charleston",
      "state": "IL"
    },
    {
      "zip": "61930",
      "miles": 14.3,
      "city": "Hindsboro",
      "state": "IL"
    },
    {
      "zip": "62440",
      "miles": 14.4,
      "city": "Lerna",
      "state": "IL"
    },
    {
      "zip": "61953",
      "miles": 15.2,
      "city": "Tuscola",
      "state": "IL"
    },
    {
      "zip": "62435",
      "miles": 16.1,
      "city": "Janesville",
      "state": "IL"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/61931",
    "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."
  }
}