{
  "zip": "78231",
  "type": "standard",
  "type_source": "inferred",
  "city": "San Antonio",
  "other_place_names": [
    "Shavano Park"
  ],
  "state": "TX",
  "state_name": "Texas",
  "county": {
    "fips": "48029",
    "name": "Bexar County",
    "short_name": "Bexar"
  },
  "counties": [
    {
      "county_fips": "48029",
      "name": "Bexar County",
      "short_name": "Bexar",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 29.581019,
    "lng": -98.542526,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "41700",
    "name": "San Antonio-New Braunfels, TX",
    "type": "metro",
    "csa_code": "484",
    "csa_name": "San Antonio-New Braunfels-Kerrville, TX"
  },
  "demographics": {
    "population": 9744,
    "households": 3978,
    "housing_units": 4083,
    "median_age": 41.2,
    "median_household_income": 109183,
    "median_home_value": 401800,
    "median_rent": 1393,
    "pct_bachelors_plus": 65.7,
    "mean_commute_min": 20.5,
    "density_per_sqmi": 2383
  },
  "business": {
    "establishments": 359,
    "employees": 4196,
    "annual_payroll_thousands": 251033
  },
  "tax": {
    "irs_returns": 4440,
    "irs_agi_thousands": 1007722
  },
  "area": {
    "land_sqmi": 4.089,
    "water_sqmi": 0.005
  },
  "nearest_zips": [
    {
      "zip": "78248",
      "miles": 1.2,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78230",
      "miles": 2.5,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78232",
      "miles": 4,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78216",
      "miles": 4.2,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78249",
      "miles": 4.5,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78213",
      "miles": 4.6,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78258",
      "miles": 4.9,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78257",
      "miles": 5.1,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78240",
      "miles": 5.4,
      "city": "San Antonio",
      "state": "TX"
    },
    {
      "zip": "78229",
      "miles": 5.6,
      "city": "San Antonio",
      "state": "TX"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/78231",
    "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."
  }
}