{
  "zip": "18603",
  "type": "standard",
  "type_source": "inferred",
  "city": "Berwick",
  "other_place_names": [
    "Briar Creek",
    "East Berwick",
    "Foundryville"
  ],
  "state": "PA",
  "state_name": "Pennsylvania",
  "county": {
    "fips": "42037",
    "name": "Columbia County",
    "short_name": "Columbia"
  },
  "counties": [
    {
      "county_fips": "42037",
      "name": "Columbia County",
      "short_name": "Columbia",
      "weight": 0.5796,
      "basis": "land_area"
    },
    {
      "county_fips": "42079",
      "name": "Luzerne County",
      "short_name": "Luzerne",
      "weight": 0.4204,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 41.082935,
    "lng": -76.247853,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "14100",
    "name": "Bloomsburg-Berwick, PA",
    "type": "micro",
    "csa_code": "146",
    "csa_name": "Bloomsburg-Berwick-Sunbury, PA"
  },
  "demographics": {
    "population": 18827,
    "households": 8283,
    "housing_units": 9104,
    "median_age": 45.3,
    "median_household_income": 60352,
    "median_home_value": 170500,
    "median_rent": 810,
    "pct_bachelors_plus": 22.1,
    "mean_commute_min": 23.1,
    "density_per_sqmi": 352.6
  },
  "business": {
    "establishments": 410,
    "employees": 8285,
    "annual_payroll_thousands": 455849
  },
  "tax": {
    "irs_returns": 9060,
    "irs_agi_thousands": 516900
  },
  "area": {
    "land_sqmi": 53.396,
    "water_sqmi": 1.589
  },
  "nearest_zips": [
    {
      "zip": "18601",
      "miles": 3.9,
      "city": "Beach Haven",
      "state": "PA"
    },
    {
      "zip": "18635",
      "miles": 4.4,
      "city": "Nescopeck",
      "state": "PA"
    },
    {
      "zip": "18631",
      "miles": 4.6,
      "city": "Mifflinville",
      "state": "PA"
    },
    {
      "zip": "17878",
      "miles": 7.5,
      "city": "Stillwater",
      "state": "PA"
    },
    {
      "zip": "18655",
      "miles": 7.6,
      "city": "Shickshinny",
      "state": "PA"
    },
    {
      "zip": "17859",
      "miles": 8.2,
      "city": "Orangeville",
      "state": "PA"
    },
    {
      "zip": "18622",
      "miles": 8.3,
      "city": "Huntington Mills",
      "state": "PA"
    },
    {
      "zip": "18611",
      "miles": 8.5,
      "city": "Cambra",
      "state": "PA"
    },
    {
      "zip": "18246",
      "miles": 9.1,
      "city": "Rock Glen",
      "state": "PA"
    },
    {
      "zip": "18249",
      "miles": 9.5,
      "city": "Sugarloaf",
      "state": "PA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/18603",
    "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."
  }
}