{
  "zip": "00631",
  "type": "standard",
  "type_source": "inferred",
  "city": "Castaner",
  "other_place_names": [],
  "state": "PR",
  "state_name": "Puerto Rico",
  "county": {
    "fips": "72001",
    "name": "Adjuntas Municipio",
    "short_name": "Adjuntas"
  },
  "counties": [
    {
      "county_fips": "72001",
      "name": "Adjuntas Municipio",
      "short_name": "Adjuntas",
      "weight": 0.5054,
      "basis": "land_area"
    },
    {
      "county_fips": "72081",
      "name": "Lares Municipio",
      "short_name": "Lares",
      "weight": 0.4946,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 18.184294,
    "lng": -66.830795,
    "source": "gazetteer_internal_point",
    "timezone": "America/Puerto_Rico"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 1321,
    "households": 450,
    "housing_units": 604,
    "median_age": 48,
    "median_household_income": 19278,
    "median_home_value": 99800,
    "median_rent": 336,
    "pct_bachelors_plus": 32.1,
    "mean_commute_min": 30.9,
    "density_per_sqmi": 422.6
  },
  "business": {
    "establishments": null,
    "employees": null,
    "annual_payroll_thousands": null
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": 3.126,
    "water_sqmi": 0.274
  },
  "nearest_zips": [
    {
      "zip": "00601",
      "miles": 5.3,
      "city": "Adjuntas",
      "state": "PR"
    },
    {
      "zip": "00611",
      "miles": 6.5,
      "city": "Angeles",
      "state": "PR"
    },
    {
      "zip": "00669",
      "miles": 6.9,
      "city": "Lares",
      "state": "PR"
    },
    {
      "zip": "00606",
      "miles": 6.9,
      "city": "Maricao",
      "state": "PR"
    },
    {
      "zip": "00698",
      "miles": 7.8,
      "city": "Yauco",
      "state": "PR"
    },
    {
      "zip": "00641",
      "miles": 10.3,
      "city": "Utuado",
      "state": "PR"
    },
    {
      "zip": "00656",
      "miles": 10.3,
      "city": "Guayanilla",
      "state": "PR"
    },
    {
      "zip": "00637",
      "miles": 10.5,
      "city": "Sabana Grande",
      "state": "PR"
    },
    {
      "zip": "00670",
      "miles": 10.8,
      "city": "Las Marias",
      "state": "PR"
    },
    {
      "zip": "00624",
      "miles": 11.6,
      "city": "Penuelas",
      "state": "PR"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/00631",
    "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."
  }
}