{
  "zip": "57717",
  "type": "standard",
  "type_source": "inferred",
  "city": "Belle Fourche",
  "other_place_names": [
    "Fruitdale",
    "Spearfish"
  ],
  "state": "SD",
  "state_name": "South Dakota",
  "county": {
    "fips": "46019",
    "name": "Butte County",
    "short_name": "Butte"
  },
  "counties": [
    {
      "county_fips": "46019",
      "name": "Butte County",
      "short_name": "Butte",
      "weight": 0.6546,
      "basis": "land_area"
    },
    {
      "county_fips": "56011",
      "name": "Crook County",
      "short_name": "Crook",
      "weight": 0.1518,
      "basis": "land_area"
    },
    {
      "county_fips": "30011",
      "name": "Carter County",
      "short_name": "Carter",
      "weight": 0.1017,
      "basis": "land_area"
    },
    {
      "county_fips": "46063",
      "name": "Harding County",
      "short_name": "Harding",
      "weight": 0.0863,
      "basis": "land_area"
    },
    {
      "county_fips": "46081",
      "name": "Lawrence County",
      "short_name": "Lawrence",
      "weight": 0.0056,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 44.933879,
    "lng": -103.895745,
    "source": "gazetteer_internal_point",
    "timezone": "America/Denver"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 8983,
    "households": 3647,
    "housing_units": 3970,
    "median_age": 39.2,
    "median_household_income": 77689,
    "median_home_value": 249200,
    "median_rent": 973,
    "pct_bachelors_plus": 19.5,
    "mean_commute_min": 25.4,
    "density_per_sqmi": 6.6
  },
  "business": {
    "establishments": 330,
    "employees": 2122,
    "annual_payroll_thousands": 87348
  },
  "tax": {
    "irs_returns": 4050,
    "irs_agi_thousands": 275238
  },
  "area": {
    "land_sqmi": 1364.426,
    "water_sqmi": 13.024
  },
  "nearest_zips": [
    {
      "zip": "57762",
      "miles": 18.4,
      "city": "Nisland",
      "state": "SD"
    },
    {
      "zip": "57779",
      "miles": 26.1,
      "city": "Saint Onge",
      "state": "SD"
    },
    {
      "zip": "82710",
      "miles": 26.1,
      "city": "Aladdin",
      "state": "WY"
    },
    {
      "zip": "57760",
      "miles": 27.6,
      "city": "Newell",
      "state": "SD"
    },
    {
      "zip": "57776",
      "miles": 28.2,
      "city": "Redig",
      "state": "SD"
    },
    {
      "zip": "57799",
      "miles": 30.1,
      "city": "Spearfish",
      "state": "SD"
    },
    {
      "zip": "82712",
      "miles": 30.3,
      "city": "Beulah",
      "state": "WY"
    },
    {
      "zip": "57793",
      "miles": 32.2,
      "city": "Whitewood",
      "state": "SD"
    },
    {
      "zip": "82711",
      "miles": 32.5,
      "city": "Alva",
      "state": "WY"
    },
    {
      "zip": "57783",
      "miles": 33,
      "city": "Spearfish",
      "state": "SD"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/57717",
    "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."
  }
}