{
  "zip": "04978",
  "type": "standard",
  "type_source": "inferred",
  "city": "Smithfield",
  "other_place_names": [],
  "state": "ME",
  "state_name": "Maine",
  "county": {
    "fips": "23025",
    "name": "Somerset County",
    "short_name": "Somerset"
  },
  "counties": [
    {
      "county_fips": "23025",
      "name": "Somerset County",
      "short_name": "Somerset",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 44.641819,
    "lng": -69.79989,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 856,
    "households": 413,
    "housing_units": 683,
    "median_age": 55.8,
    "median_household_income": 107917,
    "median_home_value": 242800,
    "median_rent": 1109,
    "pct_bachelors_plus": 34.7,
    "mean_commute_min": 32.5,
    "density_per_sqmi": 43
  },
  "business": {
    "establishments": 19,
    "employees": 188,
    "annual_payroll_thousands": 9643
  },
  "tax": {
    "irs_returns": 510,
    "irs_agi_thousands": 38349
  },
  "area": {
    "land_sqmi": 19.898,
    "water_sqmi": 4.861
  },
  "nearest_zips": [
    {
      "zip": "04963",
      "miles": 5.6,
      "city": "Oakland",
      "state": "ME"
    },
    {
      "zip": "04957",
      "miles": 5.9,
      "city": "Norridgewock",
      "state": "ME"
    },
    {
      "zip": "04937",
      "miles": 6.8,
      "city": "Fairfield",
      "state": "ME"
    },
    {
      "zip": "04918",
      "miles": 7.1,
      "city": "Belgrade Lakes",
      "state": "ME"
    },
    {
      "zip": "04903",
      "miles": 7.7,
      "city": "Waterville",
      "state": "ME"
    },
    {
      "zip": "04944",
      "miles": 8.3,
      "city": "Hinckley",
      "state": "ME"
    },
    {
      "zip": "04955",
      "miles": 9.5,
      "city": "New Sharon",
      "state": "ME"
    },
    {
      "zip": "04975",
      "miles": 10.5,
      "city": "Shawmut",
      "state": "ME"
    },
    {
      "zip": "04917",
      "miles": 10.8,
      "city": "Belgrade",
      "state": "ME"
    },
    {
      "zip": "04360",
      "miles": 11.5,
      "city": "Vienna",
      "state": "ME"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/04978",
    "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."
  }
}