{
  "zip": "04001",
  "type": "standard",
  "type_source": "inferred",
  "city": "Acton",
  "other_place_names": [],
  "state": "ME",
  "state_name": "Maine",
  "county": {
    "fips": "23031",
    "name": "York County",
    "short_name": "York"
  },
  "counties": [
    {
      "county_fips": "23031",
      "name": "York County",
      "short_name": "York",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.536651,
    "lng": -70.940212,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "38860",
    "name": "Portland-South Portland, ME",
    "type": "metro",
    "csa_code": "438",
    "csa_name": "Portland-Lewiston-South Portland, ME"
  },
  "demographics": {
    "population": 2721,
    "households": 1066,
    "housing_units": 2291,
    "median_age": 52.9,
    "median_household_income": 78750,
    "median_home_value": 334300,
    "median_rent": null,
    "pct_bachelors_plus": 24.2,
    "mean_commute_min": 40.4,
    "density_per_sqmi": 72.1
  },
  "business": {
    "establishments": 45,
    "employees": 216,
    "annual_payroll_thousands": 7654
  },
  "tax": {
    "irs_returns": 1380,
    "irs_agi_thousands": 107264
  },
  "area": {
    "land_sqmi": 37.746,
    "water_sqmi": 3.351
  },
  "nearest_zips": [
    {
      "zip": "03852",
      "miles": 3.7,
      "city": "Milton Mills",
      "state": "NH"
    },
    {
      "zip": "04076",
      "miles": 5.5,
      "city": "Shapleigh",
      "state": "ME"
    },
    {
      "zip": "03872",
      "miles": 5.7,
      "city": "Sanbornville",
      "state": "NH"
    },
    {
      "zip": "03830",
      "miles": 6,
      "city": "East Wakefield",
      "state": "NH"
    },
    {
      "zip": "04095",
      "miles": 6.5,
      "city": "West Newfield",
      "state": "ME"
    },
    {
      "zip": "03887",
      "miles": 7.5,
      "city": "Union",
      "state": "NH"
    },
    {
      "zip": "04083",
      "miles": 8.1,
      "city": "Springvale",
      "state": "ME"
    },
    {
      "zip": "03851",
      "miles": 8.1,
      "city": "Milton",
      "state": "NH"
    },
    {
      "zip": "04056",
      "miles": 9.5,
      "city": "Newfield",
      "state": "ME"
    },
    {
      "zip": "04027",
      "miles": 9.5,
      "city": "Lebanon",
      "state": "ME"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/04001",
    "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."
  }
}