{
  "zip": "57645",
  "type": "standard",
  "type_source": "inferred",
  "city": "Morristown",
  "other_place_names": [],
  "state": "SD",
  "state_name": "South Dakota",
  "county": {
    "fips": "46031",
    "name": "Corson County",
    "short_name": "Corson"
  },
  "counties": [
    {
      "county_fips": "46031",
      "name": "Corson County",
      "short_name": "Corson",
      "weight": 0.5191,
      "basis": "land_area"
    },
    {
      "county_fips": "38037",
      "name": "Grant County",
      "short_name": "Grant",
      "weight": 0.268,
      "basis": "land_area"
    },
    {
      "county_fips": "38085",
      "name": "Sioux County",
      "short_name": "Sioux",
      "weight": 0.2129,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 45.907315,
    "lng": -101.716409,
    "source": "gazetteer_internal_point",
    "timezone": "America/Denver"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 184,
    "households": 78,
    "housing_units": 97,
    "median_age": 47,
    "median_household_income": 56667,
    "median_home_value": 52100,
    "median_rent": null,
    "pct_bachelors_plus": 25.6,
    "mean_commute_min": 24.1,
    "density_per_sqmi": 0.6
  },
  "business": {
    "establishments": null,
    "employees": null,
    "annual_payroll_thousands": null
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": 302.167,
    "water_sqmi": 0.535
  },
  "nearest_zips": [
    {
      "zip": "57660",
      "miles": 10.3,
      "city": "Watauga",
      "state": "SD"
    },
    {
      "zip": "57634",
      "miles": 11.7,
      "city": "Keldron",
      "state": "SD"
    },
    {
      "zip": "57641",
      "miles": 19.5,
      "city": "Mc Intosh",
      "state": "SD"
    },
    {
      "zip": "57638",
      "miles": 24.9,
      "city": "Lemmon",
      "state": "SD"
    },
    {
      "zip": "58529",
      "miles": 28.2,
      "city": "Carson",
      "state": "ND"
    },
    {
      "zip": "57659",
      "miles": 29.9,
      "city": "Walker",
      "state": "SD"
    },
    {
      "zip": "58564",
      "miles": 30.5,
      "city": "Raleigh",
      "state": "ND"
    },
    {
      "zip": "57621",
      "miles": 31.9,
      "city": "Bullhead",
      "state": "SD"
    },
    {
      "zip": "57633",
      "miles": 33.4,
      "city": "Isabel",
      "state": "SD"
    },
    {
      "zip": "58533",
      "miles": 33.9,
      "city": "Elgin",
      "state": "ND"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/57645",
    "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."
  }
}