{
  "zip": "52561",
  "type": "standard",
  "type_source": "inferred",
  "city": "Fremont",
  "other_place_names": [],
  "state": "IA",
  "state_name": "Iowa",
  "county": {
    "fips": "19123",
    "name": "Mahaska County",
    "short_name": "Mahaska"
  },
  "counties": [
    {
      "county_fips": "19123",
      "name": "Mahaska County",
      "short_name": "Mahaska",
      "weight": 0.8372,
      "basis": "land_area"
    },
    {
      "county_fips": "19107",
      "name": "Keokuk County",
      "short_name": "Keokuk",
      "weight": 0.1628,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 41.220289,
    "lng": -92.452261,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "36820",
    "name": "Oskaloosa, IA",
    "type": "micro",
    "csa_code": "218",
    "csa_name": "Des Moines-West Des Moines-Ames, IA"
  },
  "demographics": {
    "population": 1112,
    "households": 357,
    "housing_units": 404,
    "median_age": 28.5,
    "median_household_income": 76058,
    "median_home_value": 123200,
    "median_rent": 778,
    "pct_bachelors_plus": 9.7,
    "mean_commute_min": 26.1,
    "density_per_sqmi": 29.8
  },
  "business": {
    "establishments": 21,
    "employees": 199,
    "annual_payroll_thousands": 12125
  },
  "tax": {
    "irs_returns": 410,
    "irs_agi_thousands": 24861
  },
  "area": {
    "land_sqmi": 37.291,
    "water_sqmi": 0.036
  },
  "nearest_zips": [
    {
      "zip": "52543",
      "miles": 3.4,
      "city": "Cedar",
      "state": "IA"
    },
    {
      "zip": "52566",
      "miles": 6.9,
      "city": "Kirkville",
      "state": "IA"
    },
    {
      "zip": "52550",
      "miles": 8.1,
      "city": "Delta",
      "state": "IA"
    },
    {
      "zip": "52586",
      "miles": 8.6,
      "city": "Rose Hill",
      "state": "IA"
    },
    {
      "zip": "52563",
      "miles": 9.6,
      "city": "Hedrick",
      "state": "IA"
    },
    {
      "zip": "52595",
      "miles": 9.7,
      "city": "University Park",
      "state": "IA"
    },
    {
      "zip": "52548",
      "miles": 10.2,
      "city": "Chillicothe",
      "state": "IA"
    },
    {
      "zip": "52568",
      "miles": 10.9,
      "city": "Martinsburg",
      "state": "IA"
    },
    {
      "zip": "52562",
      "miles": 11,
      "city": "Hayesville",
      "state": "IA"
    },
    {
      "zip": "52577",
      "miles": 11.5,
      "city": "Oskaloosa",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/52561",
    "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."
  }
}