{
  "zip": "60423",
  "type": "standard",
  "type_source": "inferred",
  "city": "Frankfort",
  "other_place_names": [
    "Frankfort Square",
    "Matteson",
    "Tinley Park",
    "Mokena"
  ],
  "state": "IL",
  "state_name": "Illinois",
  "county": {
    "fips": "17197",
    "name": "Will County",
    "short_name": "Will"
  },
  "counties": [
    {
      "county_fips": "17197",
      "name": "Will County",
      "short_name": "Will",
      "weight": 0.9466,
      "basis": "land_area"
    },
    {
      "county_fips": "17031",
      "name": "Cook County",
      "short_name": "Cook",
      "weight": 0.0534,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 41.474458,
    "lng": -87.841151,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "16980",
    "name": "Chicago-Naperville-Elgin, IL-IN",
    "type": "metro",
    "csa_code": "176",
    "csa_name": "Chicago-Naperville, IL-IN-WI"
  },
  "demographics": {
    "population": 32836,
    "households": 11162,
    "housing_units": 11498,
    "median_age": 43,
    "median_household_income": 136730,
    "median_home_value": 398200,
    "median_rent": 1492,
    "pct_bachelors_plus": 48.5,
    "mean_commute_min": 32.4,
    "density_per_sqmi": 866.9
  },
  "business": {
    "establishments": 1122,
    "employees": 12744,
    "annual_payroll_thousands": 651435
  },
  "tax": {
    "irs_returns": 16570,
    "irs_agi_thousands": 2448962
  },
  "area": {
    "land_sqmi": 37.878,
    "water_sqmi": 0.004
  },
  "nearest_zips": [
    {
      "zip": "60449",
      "miles": 5.1,
      "city": "Monee",
      "state": "IL"
    },
    {
      "zip": "60448",
      "miles": 5.1,
      "city": "Mokena",
      "state": "IL"
    },
    {
      "zip": "60443",
      "miles": 5.1,
      "city": "Matteson",
      "state": "IL"
    },
    {
      "zip": "60471",
      "miles": 5.8,
      "city": "Richton Park",
      "state": "IL"
    },
    {
      "zip": "60487",
      "miles": 6.2,
      "city": "Tinley Park",
      "state": "IL"
    },
    {
      "zip": "60451",
      "miles": 6.6,
      "city": "New Lenox",
      "state": "IL"
    },
    {
      "zip": "60484",
      "miles": 7.1,
      "city": "University Park",
      "state": "IL"
    },
    {
      "zip": "60477",
      "miles": 7.4,
      "city": "Tinley Park",
      "state": "IL"
    },
    {
      "zip": "60478",
      "miles": 7.8,
      "city": "Country Club Hills",
      "state": "IL"
    },
    {
      "zip": "60466",
      "miles": 8.1,
      "city": "Park Forest",
      "state": "IL"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/60423",
    "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."
  }
}