{
  "zip": "56138",
  "type": "standard",
  "type_source": "inferred",
  "city": "Hills",
  "other_place_names": [],
  "state": "MN",
  "state_name": "Minnesota",
  "county": {
    "fips": "27133",
    "name": "Rock County",
    "short_name": "Rock"
  },
  "counties": [
    {
      "county_fips": "27133",
      "name": "Rock County",
      "short_name": "Rock",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.537043,
    "lng": -96.380224,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "43620",
    "name": "Sioux Falls, SD-MN",
    "type": "metro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 927,
    "households": 363,
    "housing_units": 406,
    "median_age": 41.3,
    "median_household_income": 78631,
    "median_home_value": 207300,
    "median_rent": 962,
    "pct_bachelors_plus": 25.3,
    "mean_commute_min": 26.2,
    "density_per_sqmi": 28.4
  },
  "business": {
    "establishments": 21,
    "employees": 163,
    "annual_payroll_thousands": 5839
  },
  "tax": {
    "irs_returns": 410,
    "irs_agi_thousands": 28324
  },
  "area": {
    "land_sqmi": 32.637,
    "water_sqmi": 0.01
  },
  "nearest_zips": [
    {
      "zip": "56116",
      "miles": 6,
      "city": "Beaver Creek",
      "state": "MN"
    },
    {
      "zip": "57068",
      "miles": 6.5,
      "city": "Valley Springs",
      "state": "SD"
    },
    {
      "zip": "56173",
      "miles": 7,
      "city": "Steen",
      "state": "MN"
    },
    {
      "zip": "51241",
      "miles": 7.2,
      "city": "Larchwood",
      "state": "IA"
    },
    {
      "zip": "51242",
      "miles": 7.5,
      "city": "Lester",
      "state": "IA"
    },
    {
      "zip": "57005",
      "miles": 11.1,
      "city": "Brandon",
      "state": "SD"
    },
    {
      "zip": "56156",
      "miles": 11.5,
      "city": "Luverne",
      "state": "MN"
    },
    {
      "zip": "51230",
      "miles": 12.8,
      "city": "Alvord",
      "state": "IA"
    },
    {
      "zip": "57110",
      "miles": 12.9,
      "city": "Sioux Falls",
      "state": "SD"
    },
    {
      "zip": "51246",
      "miles": 13.1,
      "city": "Rock Rapids",
      "state": "IA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/56138",
    "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."
  }
}