{
  "zip": "18106",
  "type": "standard",
  "type_source": "inferred",
  "city": "Allentown",
  "other_place_names": [
    "Wescosville",
    "Trexlertown"
  ],
  "state": "PA",
  "state_name": "Pennsylvania",
  "county": {
    "fips": "42077",
    "name": "Lehigh County",
    "short_name": "Lehigh"
  },
  "counties": [
    {
      "county_fips": "42077",
      "name": "Lehigh County",
      "short_name": "Lehigh",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 40.563735,
    "lng": -75.565198,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "10900",
    "name": "Allentown-Bethlehem-Easton, PA-NJ",
    "type": "metro",
    "csa_code": "106",
    "csa_name": "Allentown-Bethlehem-East Stroudsburg, PA-NJ"
  },
  "demographics": {
    "population": 6226,
    "households": 2513,
    "housing_units": 2594,
    "median_age": 46.5,
    "median_household_income": 92813,
    "median_home_value": 412200,
    "median_rent": 1419,
    "pct_bachelors_plus": 49.4,
    "mean_commute_min": 22.1,
    "density_per_sqmi": 782.1
  },
  "business": {
    "establishments": 631,
    "employees": 21303,
    "annual_payroll_thousands": 1632805
  },
  "tax": {
    "irs_returns": 3690,
    "irs_agi_thousands": 377309
  },
  "area": {
    "land_sqmi": 7.961,
    "water_sqmi": 0.113
  },
  "nearest_zips": [
    {
      "zip": "18046",
      "miles": 1.1,
      "city": "East Texas",
      "state": "PA"
    },
    {
      "zip": "18087",
      "miles": 1.6,
      "city": "Trexlertown",
      "state": "PA"
    },
    {
      "zip": "18195",
      "miles": 3.4,
      "city": "Allentown",
      "state": "PA"
    },
    {
      "zip": "18104",
      "miles": 3.4,
      "city": "Allentown",
      "state": "PA"
    },
    {
      "zip": "18098",
      "miles": 4,
      "city": "Emmaus",
      "state": "PA"
    },
    {
      "zip": "18099",
      "miles": 4,
      "city": "Emmaus",
      "state": "PA"
    },
    {
      "zip": "18103",
      "miles": 4,
      "city": "Allentown",
      "state": "PA"
    },
    {
      "zip": "18062",
      "miles": 4.1,
      "city": "Macungie",
      "state": "PA"
    },
    {
      "zip": "18031",
      "miles": 4.4,
      "city": "Breinigsville",
      "state": "PA"
    },
    {
      "zip": "18049",
      "miles": 4.9,
      "city": "Emmaus",
      "state": "PA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/18106",
    "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."
  }
}