{
  "zip": "50531",
  "type": "standard",
  "type_source": "inferred",
  "city": "Dolliver",
  "other_place_names": [],
  "state": "IA",
  "state_name": "Iowa",
  "county": {
    "fips": "19063",
    "name": "Emmet County",
    "short_name": "Emmet"
  },
  "counties": [
    {
      "county_fips": "19063",
      "name": "Emmet County",
      "short_name": "Emmet",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.454085,
    "lng": -94.609753,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 325,
    "households": 145,
    "housing_units": 173,
    "median_age": 43.7,
    "median_household_income": 93036,
    "median_home_value": 152000,
    "median_rent": null,
    "pct_bachelors_plus": 16.4,
    "mean_commute_min": 29,
    "density_per_sqmi": 8.4
  },
  "business": {
    "establishments": 3,
    "employees": 10,
    "annual_payroll_thousands": 610
  },
  "tax": {
    "irs_returns": 100,
    "irs_agi_thousands": 9635
  },
  "area": {
    "land_sqmi": 38.803,
    "water_sqmi": 1.464
  },
  "nearest_zips": [
    {
      "zip": "56121",
      "miles": 5.7,
      "city": "Ceylon",
      "state": "MN"
    },
    {
      "zip": "50514",
      "miles": 7.4,
      "city": "Armstrong",
      "state": "IA"
    },
    {
      "zip": "56127",
      "miles": 10.1,
      "city": "Dunnell",
      "state": "MN"
    },
    {
      "zip": "51334",
      "miles": 10.3,
      "city": "Estherville",
      "state": "IA"
    },
    {
      "zip": "50578",
      "miles": 10.6,
      "city": "Ringsted",
      "state": "IA"
    },
    {
      "zip": "51365",
      "miles": 11.8,
      "city": "Wallingford",
      "state": "IA"
    },
    {
      "zip": "56031",
      "miles": 14,
      "city": "Fairmont",
      "state": "MN"
    },
    {
      "zip": "56181",
      "miles": 15.5,
      "city": "Welcome",
      "state": "MN"
    },
    {
      "zip": "51342",
      "miles": 15.6,
      "city": "Graettinger",
      "state": "IA"
    },
    {
      "zip": "50590",
      "miles": 15.7,
      "city": "Swea City",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/50531",
    "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."
  }
}