{
  "zip": "63301",
  "type": "standard",
  "type_source": "inferred",
  "city": "Saint Charles",
  "other_place_names": [
    "St. Peters"
  ],
  "state": "MO",
  "state_name": "Missouri",
  "county": {
    "fips": "29183",
    "name": "St. Charles County",
    "short_name": "St. Charles"
  },
  "counties": [
    {
      "county_fips": "29183",
      "name": "St. Charles County",
      "short_name": "St. Charles",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 38.858035,
    "lng": -90.463316,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "41180",
    "name": "St. Louis, MO-IL",
    "type": "metro",
    "csa_code": "476",
    "csa_name": "St. Louis-St. Charles-Farmington, MO-IL"
  },
  "demographics": {
    "population": 52667,
    "households": 21462,
    "housing_units": 22896,
    "median_age": 38,
    "median_household_income": 85308,
    "median_home_value": 267600,
    "median_rent": 1154,
    "pct_bachelors_plus": 38.2,
    "mean_commute_min": 21.9,
    "density_per_sqmi": 624.5
  },
  "business": {
    "establishments": 1368,
    "employees": 23854,
    "annual_payroll_thousands": 1289702
  },
  "tax": {
    "irs_returns": 25710,
    "irs_agi_thousands": 2141382
  },
  "area": {
    "land_sqmi": 84.328,
    "water_sqmi": 9.998
  },
  "nearest_zips": [
    {
      "zip": "63302",
      "miles": 5.2,
      "city": "Saint Charles",
      "state": "MO"
    },
    {
      "zip": "63045",
      "miles": 6.1,
      "city": "Earth City",
      "state": "MO"
    },
    {
      "zip": "63044",
      "miles": 6.2,
      "city": "Bridgeton",
      "state": "MO"
    },
    {
      "zip": "63373",
      "miles": 6.5,
      "city": "Portage Des Sioux",
      "state": "MO"
    },
    {
      "zip": "63031",
      "miles": 6.7,
      "city": "Florissant",
      "state": "MO"
    },
    {
      "zip": "63042",
      "miles": 7,
      "city": "Hazelwood",
      "state": "MO"
    },
    {
      "zip": "62036",
      "miles": 8,
      "city": "Golden Eagle",
      "state": "IL"
    },
    {
      "zip": "63346",
      "miles": 8.4,
      "city": "Flinthill",
      "state": "MO"
    },
    {
      "zip": "63043",
      "miles": 8.9,
      "city": "Maryland Heights",
      "state": "MO"
    },
    {
      "zip": "63376",
      "miles": 8.9,
      "city": "Saint Peters",
      "state": "MO"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/63301",
    "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."
  }
}