{
  "zip": "78655",
  "type": "standard",
  "type_source": "inferred",
  "city": "Martindale",
  "other_place_names": [
    "Staples",
    "San Marcos"
  ],
  "state": "TX",
  "state_name": "Texas",
  "county": {
    "fips": "48055",
    "name": "Caldwell County",
    "short_name": "Caldwell"
  },
  "counties": [
    {
      "county_fips": "48055",
      "name": "Caldwell County",
      "short_name": "Caldwell",
      "weight": 0.6003,
      "basis": "land_area"
    },
    {
      "county_fips": "48187",
      "name": "Guadalupe County",
      "short_name": "Guadalupe",
      "weight": 0.3997,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 29.816062,
    "lng": -97.835053,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "12420",
    "name": "Austin-Round Rock-San Marcos, TX",
    "type": "metro",
    "csa_code": null,
    "csa_name": null
  },
  "demographics": {
    "population": 3730,
    "households": 1388,
    "housing_units": 1433,
    "median_age": 44.6,
    "median_household_income": 55952,
    "median_home_value": 269900,
    "median_rent": 1093,
    "pct_bachelors_plus": 20.1,
    "mean_commute_min": 33.4,
    "density_per_sqmi": 130.1
  },
  "business": {
    "establishments": 44,
    "employees": 190,
    "annual_payroll_thousands": 7059
  },
  "tax": {
    "irs_returns": 1350,
    "irs_agi_thousands": 93553
  },
  "area": {
    "land_sqmi": 28.678,
    "water_sqmi": 0.235
  },
  "nearest_zips": [
    {
      "zip": "78670",
      "miles": 3.6,
      "city": "Staples",
      "state": "TX"
    },
    {
      "zip": "78622",
      "miles": 4.1,
      "city": "Fentress",
      "state": "TX"
    },
    {
      "zip": "78656",
      "miles": 6.3,
      "city": "Maxwell",
      "state": "TX"
    },
    {
      "zip": "78661",
      "miles": 7.9,
      "city": "Prairie Lea",
      "state": "TX"
    },
    {
      "zip": "78666",
      "miles": 10.1,
      "city": "San Marcos",
      "state": "TX"
    },
    {
      "zip": "78644",
      "miles": 10.4,
      "city": "Lockhart",
      "state": "TX"
    },
    {
      "zip": "78638",
      "miles": 11.2,
      "city": "Kingsbury",
      "state": "TX"
    },
    {
      "zip": "78640",
      "miles": 12.4,
      "city": "Kyle",
      "state": "TX"
    },
    {
      "zip": "78648",
      "miles": 14.5,
      "city": "Luling",
      "state": "TX"
    },
    {
      "zip": "78156",
      "miles": 16.3,
      "city": "Seguin",
      "state": "TX"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/78655",
    "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."
  }
}