{
  "zip": "52101",
  "type": "standard",
  "type_source": "inferred",
  "city": "Decorah",
  "other_place_names": [
    "Burr Oak"
  ],
  "state": "IA",
  "state_name": "Iowa",
  "county": {
    "fips": "19191",
    "name": "Winneshiek County",
    "short_name": "Winneshiek"
  },
  "counties": [
    {
      "county_fips": "19191",
      "name": "Winneshiek County",
      "short_name": "Winneshiek",
      "weight": 0.9706,
      "basis": "land_area"
    },
    {
      "county_fips": "19005",
      "name": "Allamakee County",
      "short_name": "Allamakee",
      "weight": 0.0294,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.366329,
    "lng": -91.772937,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 12706,
    "households": 5206,
    "housing_units": 5790,
    "median_age": 44,
    "median_household_income": 73484,
    "median_home_value": 273200,
    "median_rent": 883,
    "pct_bachelors_plus": 37.8,
    "mean_commute_min": 16.2,
    "density_per_sqmi": 40.1
  },
  "business": {
    "establishments": 455,
    "employees": 7963,
    "annual_payroll_thousands": 357448
  },
  "tax": {
    "irs_returns": 5970,
    "irs_agi_thousands": 535953
  },
  "area": {
    "land_sqmi": 316.69,
    "water_sqmi": 0.125
  },
  "nearest_zips": [
    {
      "zip": "52149",
      "miles": 7.9,
      "city": "Highlandville",
      "state": "IA"
    },
    {
      "zip": "52165",
      "miles": 11.8,
      "city": "Ridgeway",
      "state": "IA"
    },
    {
      "zip": "52140",
      "miles": 13.2,
      "city": "Dorchester",
      "state": "IA"
    },
    {
      "zip": "55954",
      "miles": 13.2,
      "city": "Mabel",
      "state": "MN"
    },
    {
      "zip": "52132",
      "miles": 13.3,
      "city": "Calmar",
      "state": "IA"
    },
    {
      "zip": "52168",
      "miles": 14.5,
      "city": "Spillville",
      "state": "IA"
    },
    {
      "zip": "55922",
      "miles": 14.9,
      "city": "Canton",
      "state": "MN"
    },
    {
      "zip": "55974",
      "miles": 15.9,
      "city": "Spring Grove",
      "state": "MN"
    },
    {
      "zip": "52172",
      "miles": 16,
      "city": "Waukon",
      "state": "IA"
    },
    {
      "zip": "52161",
      "miles": 16.5,
      "city": "Ossian",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/52101",
    "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."
  }
}