{
  "zip": "57430",
  "type": "standard",
  "type_source": "inferred",
  "city": "Britton",
  "other_place_names": [
    "Westwood Colony",
    "Sunset Colony",
    "Kidder"
  ],
  "state": "SD",
  "state_name": "South Dakota",
  "county": {
    "fips": "46091",
    "name": "Marshall County",
    "short_name": "Marshall"
  },
  "counties": [
    {
      "county_fips": "46091",
      "name": "Marshall County",
      "short_name": "Marshall",
      "weight": 0.9913,
      "basis": "land_area"
    },
    {
      "county_fips": "38081",
      "name": "Sargent County",
      "short_name": "Sargent",
      "weight": 0.0087,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 45.834926,
    "lng": -97.719666,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 1828,
    "households": 756,
    "housing_units": 1004,
    "median_age": 45,
    "median_household_income": 70484,
    "median_home_value": 149200,
    "median_rent": 820,
    "pct_bachelors_plus": 23.2,
    "mean_commute_min": 10.1,
    "density_per_sqmi": 5.3
  },
  "business": {
    "establishments": 96,
    "employees": 1037,
    "annual_payroll_thousands": 53658
  },
  "tax": {
    "irs_returns": 1010,
    "irs_agi_thousands": 86304
  },
  "area": {
    "land_sqmi": 346.743,
    "water_sqmi": 3.47
  },
  "nearest_zips": [
    {
      "zip": "57421",
      "miles": 10.6,
      "city": "Amherst",
      "state": "SD"
    },
    {
      "zip": "58043",
      "miles": 12.8,
      "city": "Havana",
      "state": "ND"
    },
    {
      "zip": "57247",
      "miles": 15,
      "city": "Lake City",
      "state": "SD"
    },
    {
      "zip": "57454",
      "miles": 15.6,
      "city": "Langford",
      "state": "SD"
    },
    {
      "zip": "58017",
      "miles": 15.7,
      "city": "Cogswell",
      "state": "ND"
    },
    {
      "zip": "58032",
      "miles": 17,
      "city": "Forman",
      "state": "ND"
    },
    {
      "zip": "57432",
      "miles": 18.3,
      "city": "Claremont",
      "state": "SD"
    },
    {
      "zip": "57270",
      "miles": 18.7,
      "city": "Veblen",
      "state": "SD"
    },
    {
      "zip": "58067",
      "miles": 19.6,
      "city": "Rutland",
      "state": "ND"
    },
    {
      "zip": "57446",
      "miles": 21,
      "city": "Hecla",
      "state": "SD"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/57430",
    "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."
  }
}