{
  "zip": "54840",
  "type": "standard",
  "type_source": "inferred",
  "city": "Grantsburg",
  "other_place_names": [],
  "state": "WI",
  "state_name": "Wisconsin",
  "county": {
    "fips": "55013",
    "name": "Burnett County",
    "short_name": "Burnett"
  },
  "counties": [
    {
      "county_fips": "55013",
      "name": "Burnett County",
      "short_name": "Burnett",
      "weight": 0.8812,
      "basis": "land_area"
    },
    {
      "county_fips": "55095",
      "name": "Polk County",
      "short_name": "Polk",
      "weight": 0.1188,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 45.751262,
    "lng": -92.692383,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 4775,
    "households": 1821,
    "housing_units": 2778,
    "median_age": 45.2,
    "median_household_income": 63750,
    "median_home_value": 186200,
    "median_rent": 822,
    "pct_bachelors_plus": 19.6,
    "mean_commute_min": 29.2,
    "density_per_sqmi": 18.7
  },
  "business": {
    "establishments": 113,
    "employees": 1586,
    "annual_payroll_thousands": 83964
  },
  "tax": {
    "irs_returns": 2280,
    "irs_agi_thousands": 153498
  },
  "area": {
    "land_sqmi": 255.236,
    "water_sqmi": 9.69
  },
  "nearest_zips": [
    {
      "zip": "54006",
      "miles": 11.3,
      "city": "Cushing",
      "state": "WI"
    },
    {
      "zip": "55063",
      "miles": 11.8,
      "city": "Pine City",
      "state": "MN"
    },
    {
      "zip": "55067",
      "miles": 13,
      "city": "Rock Creek",
      "state": "MN"
    },
    {
      "zip": "55069",
      "miles": 13.9,
      "city": "Rush City",
      "state": "MN"
    },
    {
      "zip": "54872",
      "miles": 14.6,
      "city": "Siren",
      "state": "WI"
    },
    {
      "zip": "54853",
      "miles": 16.5,
      "city": "Luck",
      "state": "WI"
    },
    {
      "zip": "54837",
      "miles": 17,
      "city": "Frederic",
      "state": "WI"
    },
    {
      "zip": "54024",
      "miles": 17.4,
      "city": "Saint Croix Falls",
      "state": "WI"
    },
    {
      "zip": "55032",
      "miles": 18.3,
      "city": "Harris",
      "state": "MN"
    },
    {
      "zip": "55037",
      "miles": 18.4,
      "city": "Hinckley",
      "state": "MN"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/54840",
    "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."
  }
}