{
  "zip": "58231",
  "type": "standard",
  "type_source": "inferred",
  "city": "Fordville",
  "other_place_names": [],
  "state": "ND",
  "state_name": "North Dakota",
  "county": {
    "fips": "38099",
    "name": "Walsh County",
    "short_name": "Walsh"
  },
  "counties": [
    {
      "county_fips": "38099",
      "name": "Walsh County",
      "short_name": "Walsh",
      "weight": 0.5987,
      "basis": "land_area"
    },
    {
      "county_fips": "38035",
      "name": "Grand Forks County",
      "short_name": "Grand Forks",
      "weight": 0.4013,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 48.202238,
    "lng": -97.829398,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 461,
    "households": 170,
    "housing_units": 183,
    "median_age": 40.4,
    "median_household_income": 85833,
    "median_home_value": 95000,
    "median_rent": null,
    "pct_bachelors_plus": 21.9,
    "mean_commute_min": 22.9,
    "density_per_sqmi": 3.9
  },
  "business": {
    "establishments": 8,
    "employees": 28,
    "annual_payroll_thousands": 1921
  },
  "tax": {
    "irs_returns": 230,
    "irs_agi_thousands": 17420
  },
  "area": {
    "land_sqmi": 119.389,
    "water_sqmi": 0.475
  },
  "nearest_zips": [
    {
      "zip": "58224",
      "miles": 5.8,
      "city": "Dahlen",
      "state": "ND"
    },
    {
      "zip": "58273",
      "miles": 10.1,
      "city": "Pisek",
      "state": "ND"
    },
    {
      "zip": "58244",
      "miles": 10.2,
      "city": "Inkster",
      "state": "ND"
    },
    {
      "zip": "58250",
      "miles": 10.2,
      "city": "Lankin",
      "state": "ND"
    },
    {
      "zip": "58233",
      "miles": 13,
      "city": "Forest River",
      "state": "ND"
    },
    {
      "zip": "58270",
      "miles": 13.4,
      "city": "Park River",
      "state": "ND"
    },
    {
      "zip": "58266",
      "miles": 13.9,
      "city": "Niagara",
      "state": "ND"
    },
    {
      "zip": "58272",
      "miles": 15.2,
      "city": "Petersburg",
      "state": "ND"
    },
    {
      "zip": "58235",
      "miles": 17.7,
      "city": "Gilby",
      "state": "ND"
    },
    {
      "zip": "58251",
      "miles": 18.1,
      "city": "Larimore",
      "state": "ND"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/58231",
    "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."
  }
}