{
  "zip": "83321",
  "type": "standard",
  "type_source": "inferred",
  "city": "Castleford",
  "other_place_names": [],
  "state": "ID",
  "state_name": "Idaho",
  "county": {
    "fips": "16083",
    "name": "Twin Falls County",
    "short_name": "Twin Falls"
  },
  "counties": [
    {
      "county_fips": "16083",
      "name": "Twin Falls County",
      "short_name": "Twin Falls",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 42.345625,
    "lng": -114.847442,
    "source": "gazetteer_internal_point",
    "timezone": "America/Boise"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "46300",
    "name": "Twin Falls, ID",
    "type": "metro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 482,
    "households": 210,
    "housing_units": 231,
    "median_age": 46.8,
    "median_household_income": 60000,
    "median_home_value": null,
    "median_rent": 925,
    "pct_bachelors_plus": 24.3,
    "mean_commute_min": 21.4,
    "density_per_sqmi": 2.7
  },
  "business": {
    "establishments": 11,
    "employees": 61,
    "annual_payroll_thousands": 2462
  },
  "tax": {
    "irs_returns": 230,
    "irs_agi_thousands": 11431
  },
  "area": {
    "land_sqmi": 181.182,
    "water_sqmi": 0.141
  },
  "nearest_zips": [
    {
      "zip": "83301",
      "miles": 16.9,
      "city": "Twin Falls",
      "state": "ID"
    },
    {
      "zip": "83316",
      "miles": 19.4,
      "city": "Buhl",
      "state": "ID"
    },
    {
      "zip": "83328",
      "miles": 19.5,
      "city": "Filer",
      "state": "ID"
    },
    {
      "zip": "83302",
      "miles": 20.3,
      "city": "Rogerson",
      "state": "ID"
    },
    {
      "zip": "83303",
      "miles": 24.8,
      "city": "Twin Falls",
      "state": "ID"
    },
    {
      "zip": "83341",
      "miles": 24.9,
      "city": "Kimberly",
      "state": "ID"
    },
    {
      "zip": "83334",
      "miles": 28.8,
      "city": "Hansen",
      "state": "ID"
    },
    {
      "zip": "83355",
      "miles": 29.2,
      "city": "Wendell",
      "state": "ID"
    },
    {
      "zip": "89825",
      "miles": 31.3,
      "city": "Jackpot",
      "state": "NV"
    },
    {
      "zip": "83332",
      "miles": 31.5,
      "city": "Hagerman",
      "state": "ID"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/83321",
    "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."
  }
}