{
  "zip": "57620",
  "type": "standard",
  "type_source": "inferred",
  "city": "Bison",
  "other_place_names": [],
  "state": "SD",
  "state_name": "South Dakota",
  "county": {
    "fips": "46105",
    "name": "Perkins County",
    "short_name": "Perkins"
  },
  "counties": [
    {
      "county_fips": "46105",
      "name": "Perkins County",
      "short_name": "Perkins",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 45.377258,
    "lng": -102.540212,
    "source": "gazetteer_internal_point",
    "timezone": "America/Denver"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 564,
    "households": 244,
    "housing_units": 319,
    "median_age": 43,
    "median_household_income": 90500,
    "median_home_value": 106300,
    "median_rent": 932,
    "pct_bachelors_plus": 24,
    "mean_commute_min": 11.4,
    "density_per_sqmi": 1.6
  },
  "business": {
    "establishments": 26,
    "employees": 127,
    "annual_payroll_thousands": 8001
  },
  "tax": {
    "irs_returns": 220,
    "irs_agi_thousands": 14474
  },
  "area": {
    "land_sqmi": 348.168,
    "water_sqmi": 1.893
  },
  "nearest_zips": [
    {
      "zip": "57649",
      "miles": 16.8,
      "city": "Prairie City",
      "state": "SD"
    },
    {
      "zip": "57644",
      "miles": 22.7,
      "city": "Meadow",
      "state": "SD"
    },
    {
      "zip": "57651",
      "miles": 24.9,
      "city": "Reva",
      "state": "SD"
    },
    {
      "zip": "57758",
      "miles": 28.1,
      "city": "Mud Butte",
      "state": "SD"
    },
    {
      "zip": "57640",
      "miles": 28.2,
      "city": "Lodgepole",
      "state": "SD"
    },
    {
      "zip": "57626",
      "miles": 31.8,
      "city": "Faith",
      "state": "SD"
    },
    {
      "zip": "57638",
      "miles": 37.2,
      "city": "Lemmon",
      "state": "SD"
    },
    {
      "zip": "57650",
      "miles": 39.4,
      "city": "Ralph",
      "state": "SD"
    },
    {
      "zip": "57634",
      "miles": 42.6,
      "city": "Keldron",
      "state": "SD"
    },
    {
      "zip": "58639",
      "miles": 47.9,
      "city": "Hettinger",
      "state": "ND"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/57620",
    "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."
  }
}