{
  "zip": "53018",
  "type": "standard",
  "type_source": "inferred",
  "city": "Delafield",
  "other_place_names": [
    "Summit",
    "Nashotah"
  ],
  "state": "WI",
  "state_name": "Wisconsin",
  "county": {
    "fips": "55133",
    "name": "Waukesha County",
    "short_name": "Waukesha"
  },
  "counties": [
    {
      "county_fips": "55133",
      "name": "Waukesha County",
      "short_name": "Waukesha",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 43.048156,
    "lng": -88.3905,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "33340",
    "name": "Milwaukee-Waukesha, WI",
    "type": "metro",
    "csa_code": "376",
    "csa_name": "Milwaukee-Racine-Waukesha, WI"
  },
  "demographics": {
    "population": 8201,
    "households": 3401,
    "housing_units": 3605,
    "median_age": 46.7,
    "median_household_income": 124595,
    "median_home_value": 521400,
    "median_rent": 1584,
    "pct_bachelors_plus": 54.5,
    "mean_commute_min": 24.3,
    "density_per_sqmi": 730.9
  },
  "business": {
    "establishments": 402,
    "employees": 5412,
    "annual_payroll_thousands": 332279
  },
  "tax": {
    "irs_returns": 3860,
    "irs_agi_thousands": 687966
  },
  "area": {
    "land_sqmi": 11.22,
    "water_sqmi": 1.169
  },
  "nearest_zips": [
    {
      "zip": "53183",
      "miles": 3.1,
      "city": "Wales",
      "state": "WI"
    },
    {
      "zip": "53058",
      "miles": 4.6,
      "city": "Nashotah",
      "state": "WI"
    },
    {
      "zip": "53069",
      "miles": 4.9,
      "city": "Okauchee",
      "state": "WI"
    },
    {
      "zip": "53188",
      "miles": 5.2,
      "city": "Waukesha",
      "state": "WI"
    },
    {
      "zip": "53127",
      "miles": 6.4,
      "city": "Genesee Depot",
      "state": "WI"
    },
    {
      "zip": "53072",
      "miles": 6.6,
      "city": "Pewaukee",
      "state": "WI"
    },
    {
      "zip": "53066",
      "miles": 6.7,
      "city": "Oconomowoc",
      "state": "WI"
    },
    {
      "zip": "53029",
      "miles": 7.2,
      "city": "Hartland",
      "state": "WI"
    },
    {
      "zip": "53153",
      "miles": 7.4,
      "city": "North Prairie",
      "state": "WI"
    },
    {
      "zip": "53064",
      "miles": 7.5,
      "city": "North Lake",
      "state": "WI"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/53018",
    "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."
  }
}