{
  "zip": "03851",
  "type": "standard",
  "type_source": "inferred",
  "city": "Milton",
  "other_place_names": [],
  "state": "NH",
  "state_name": "New Hampshire",
  "county": {
    "fips": "33017",
    "name": "Strafford County",
    "short_name": "Strafford"
  },
  "counties": [
    {
      "county_fips": "33017",
      "name": "Strafford County",
      "short_name": "Strafford",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.437283,
    "lng": -71.025251,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "14460",
    "name": "Boston-Cambridge-Newton, MA-NH",
    "type": "metro",
    "csa_code": "148",
    "csa_name": "Boston-Worcester-Providence, MA-RI-NH"
  },
  "demographics": {
    "population": 4333,
    "households": 1625,
    "housing_units": 1918,
    "median_age": 45.3,
    "median_household_income": 93412,
    "median_home_value": 314300,
    "median_rent": 1587,
    "pct_bachelors_plus": 20.9,
    "mean_commute_min": 32.6,
    "density_per_sqmi": 164.7
  },
  "business": {
    "establishments": 47,
    "employees": 339,
    "annual_payroll_thousands": 18448
  },
  "tax": {
    "irs_returns": 2140,
    "irs_agi_thousands": 160674
  },
  "area": {
    "land_sqmi": 26.314,
    "water_sqmi": 0.608
  },
  "nearest_zips": [
    {
      "zip": "03887",
      "miles": 3.9,
      "city": "Union",
      "state": "NH"
    },
    {
      "zip": "03852",
      "miles": 4.4,
      "city": "Milton Mills",
      "state": "NH"
    },
    {
      "zip": "03835",
      "miles": 5.2,
      "city": "Farmington",
      "state": "NH"
    },
    {
      "zip": "04027",
      "miles": 6.2,
      "city": "Lebanon",
      "state": "ME"
    },
    {
      "zip": "03855",
      "miles": 6.6,
      "city": "New Durham",
      "state": "NH"
    },
    {
      "zip": "04001",
      "miles": 8.1,
      "city": "Acton",
      "state": "ME"
    },
    {
      "zip": "03868",
      "miles": 8.9,
      "city": "Rochester",
      "state": "NH"
    },
    {
      "zip": "03809",
      "miles": 9,
      "city": "Alton",
      "state": "NH"
    },
    {
      "zip": "03872",
      "miles": 9.3,
      "city": "Sanbornville",
      "state": "NH"
    },
    {
      "zip": "03866",
      "miles": 9.5,
      "city": "Rochester",
      "state": "NH"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/03851",
    "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."
  }
}