{
  "zip": "57078",
  "type": "standard",
  "type_source": "inferred",
  "city": "Yankton",
  "other_place_names": [],
  "state": "SD",
  "state_name": "South Dakota",
  "county": {
    "fips": "46135",
    "name": "Yankton County",
    "short_name": "Yankton"
  },
  "counties": [
    {
      "county_fips": "46135",
      "name": "Yankton County",
      "short_name": "Yankton",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 42.915648,
    "lng": -97.446689,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "49460",
    "name": "Yankton, SD",
    "type": "micro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 20383,
    "households": 8406,
    "housing_units": 9210,
    "median_age": 42.7,
    "median_household_income": 71268,
    "median_home_value": 233900,
    "median_rent": 788,
    "pct_bachelors_plus": 33.1,
    "mean_commute_min": 14.1,
    "density_per_sqmi": 183.2
  },
  "business": {
    "establishments": 665,
    "employees": 11644,
    "annual_payroll_thousands": 583419
  },
  "tax": {
    "irs_returns": 9470,
    "irs_agi_thousands": 753020
  },
  "area": {
    "land_sqmi": 111.276,
    "water_sqmi": 8.388
  },
  "nearest_zips": [
    {
      "zip": "57046",
      "miles": 7.7,
      "city": "Mission Hill",
      "state": "SD"
    },
    {
      "zip": "57067",
      "miles": 9,
      "city": "Utica",
      "state": "SD"
    },
    {
      "zip": "68730",
      "miles": 11.2,
      "city": "Crofton",
      "state": "NE"
    },
    {
      "zip": "68774",
      "miles": 11.3,
      "city": "Saint Helena",
      "state": "NE"
    },
    {
      "zip": "57063",
      "miles": 12.1,
      "city": "Tabor",
      "state": "SD"
    },
    {
      "zip": "57040",
      "miles": 12.3,
      "city": "Lesterville",
      "state": "SD"
    },
    {
      "zip": "68736",
      "miles": 12.4,
      "city": "Fordyce",
      "state": "NE"
    },
    {
      "zip": "57072",
      "miles": 13.2,
      "city": "Volin",
      "state": "SD"
    },
    {
      "zip": "57031",
      "miles": 13.5,
      "city": "Gayville",
      "state": "SD"
    },
    {
      "zip": "57037",
      "miles": 16.4,
      "city": "Irene",
      "state": "SD"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/57078",
    "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."
  }
}