{
  "zip": "04573",
  "type": "standard",
  "type_source": "inferred",
  "city": "Walpole",
  "other_place_names": [],
  "state": "ME",
  "state_name": "Maine",
  "county": {
    "fips": "23015",
    "name": "Lincoln County",
    "short_name": "Lincoln"
  },
  "counties": [
    {
      "county_fips": "23015",
      "name": "Lincoln County",
      "short_name": "Lincoln",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.951357,
    "lng": -69.55233,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 557,
    "households": 182,
    "housing_units": 264,
    "median_age": 33.4,
    "median_household_income": 86250,
    "median_home_value": 420000,
    "median_rent": null,
    "pct_bachelors_plus": 54.2,
    "mean_commute_min": 18.8,
    "density_per_sqmi": 70.5
  },
  "business": {
    "establishments": 14,
    "employees": 43,
    "annual_payroll_thousands": 2456
  },
  "tax": {
    "irs_returns": 270,
    "irs_agi_thousands": 23646
  },
  "area": {
    "land_sqmi": 7.898,
    "water_sqmi": 0.142
  },
  "nearest_zips": [
    {
      "zip": "04539",
      "miles": 2.9,
      "city": "Bristol",
      "state": "ME"
    },
    {
      "zip": "04556",
      "miles": 3.4,
      "city": "Edgecomb",
      "state": "ME"
    },
    {
      "zip": "04564",
      "miles": 4.4,
      "city": "Round Pond",
      "state": "ME"
    },
    {
      "zip": "04568",
      "miles": 4.5,
      "city": "South Bristol",
      "state": "ME"
    },
    {
      "zip": "04558",
      "miles": 4.7,
      "city": "Pemaquid",
      "state": "ME"
    },
    {
      "zip": "04537",
      "miles": 5,
      "city": "Boothbay",
      "state": "ME"
    },
    {
      "zip": "04549",
      "miles": 5,
      "city": "Isle Of Springs",
      "state": "ME"
    },
    {
      "zip": "04541",
      "miles": 5.6,
      "city": "Chamberlain",
      "state": "ME"
    },
    {
      "zip": "04543",
      "miles": 5.8,
      "city": "Damariscotta",
      "state": "ME"
    },
    {
      "zip": "04551",
      "miles": 6.2,
      "city": "Bremen",
      "state": "ME"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/04573",
    "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."
  }
}