{
  "zip": "52531",
  "type": "standard",
  "type_source": "inferred",
  "city": "Albia",
  "other_place_names": [
    "Melrose"
  ],
  "state": "IA",
  "state_name": "Iowa",
  "county": {
    "fips": "19135",
    "name": "Monroe County",
    "short_name": "Monroe"
  },
  "counties": [
    {
      "county_fips": "19135",
      "name": "Monroe County",
      "short_name": "Monroe",
      "weight": 0.9905,
      "basis": "land_area"
    },
    {
      "county_fips": "19179",
      "name": "Wapello County",
      "short_name": "Wapello",
      "weight": 0.0095,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 41.025726,
    "lng": -92.819758,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 6036,
    "households": 2457,
    "housing_units": 2780,
    "median_age": 40.7,
    "median_household_income": 73896,
    "median_home_value": 162100,
    "median_rent": 773,
    "pct_bachelors_plus": 23.2,
    "mean_commute_min": 27.3,
    "density_per_sqmi": 27.1
  },
  "business": {
    "establishments": 152,
    "employees": 1817,
    "annual_payroll_thousands": 80151
  },
  "tax": {
    "irs_returns": 2540,
    "irs_agi_thousands": 180524
  },
  "area": {
    "land_sqmi": 223.006,
    "water_sqmi": 0.139
  },
  "nearest_zips": [
    {
      "zip": "52571",
      "miles": 10.5,
      "city": "Moravia",
      "state": "IA"
    },
    {
      "zip": "50150",
      "miles": 10.6,
      "city": "Lovilia",
      "state": "IA"
    },
    {
      "zip": "52536",
      "miles": 12,
      "city": "Blakesburg",
      "state": "IA"
    },
    {
      "zip": "52553",
      "miles": 12.1,
      "city": "Eddyville",
      "state": "IA"
    },
    {
      "zip": "52569",
      "miles": 12.4,
      "city": "Melrose",
      "state": "IA"
    },
    {
      "zip": "50044",
      "miles": 13.1,
      "city": "Bussey",
      "state": "IA"
    },
    {
      "zip": "50116",
      "miles": 13.5,
      "city": "Hamilton",
      "state": "IA"
    },
    {
      "zip": "52548",
      "miles": 15.6,
      "city": "Chillicothe",
      "state": "IA"
    },
    {
      "zip": "52594",
      "miles": 15.8,
      "city": "Unionville",
      "state": "IA"
    },
    {
      "zip": "52574",
      "miles": 16.7,
      "city": "Mystic",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/52531",
    "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."
  }
}