{
  "zip": "78578",
  "type": "standard",
  "type_source": "inferred",
  "city": "Port Isabel",
  "other_place_names": [
    "Brownsville",
    "Laguna Vista",
    "Laguna Heights"
  ],
  "state": "TX",
  "state_name": "Texas",
  "county": {
    "fips": "48061",
    "name": "Cameron County",
    "short_name": "Cameron"
  },
  "counties": [
    {
      "county_fips": "48061",
      "name": "Cameron County",
      "short_name": "Cameron",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 26.043955,
    "lng": -97.306593,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "15180",
    "name": "Brownsville-Harlingen, TX",
    "type": "metro",
    "csa_code": "154",
    "csa_name": "Brownsville-Harlingen-Raymondville, TX"
  },
  "demographics": {
    "population": 10016,
    "households": 4379,
    "housing_units": 6480,
    "median_age": 49,
    "median_household_income": 51880,
    "median_home_value": 196200,
    "median_rent": 749,
    "pct_bachelors_plus": 28.6,
    "mean_commute_min": 17.3,
    "density_per_sqmi": 175.9
  },
  "business": {
    "establishments": 211,
    "employees": 1997,
    "annual_payroll_thousands": 64089
  },
  "tax": {
    "irs_returns": 4520,
    "irs_agi_thousands": 290576
  },
  "area": {
    "land_sqmi": 56.953,
    "water_sqmi": 22.019
  },
  "nearest_zips": [
    {
      "zip": "78521",
      "miles": 6.9,
      "city": "Brownsville",
      "state": "TX"
    },
    {
      "zip": "78566",
      "miles": 8.2,
      "city": "Los Fresnos",
      "state": "TX"
    },
    {
      "zip": "78526",
      "miles": 9.6,
      "city": "Brownsville",
      "state": "TX"
    },
    {
      "zip": "78523",
      "miles": 14,
      "city": "Brownsville",
      "state": "TX"
    },
    {
      "zip": "78575",
      "miles": 15.1,
      "city": "Olmito",
      "state": "TX"
    },
    {
      "zip": "78522",
      "miles": 15.4,
      "city": "Brownsville",
      "state": "TX"
    },
    {
      "zip": "78597",
      "miles": 16,
      "city": "South Padre Island",
      "state": "TX"
    },
    {
      "zip": "78520",
      "miles": 16.1,
      "city": "Brownsville",
      "state": "TX"
    },
    {
      "zip": "78568",
      "miles": 17.8,
      "city": "Lozano",
      "state": "TX"
    },
    {
      "zip": "78583",
      "miles": 19.6,
      "city": "Rio Hondo",
      "state": "TX"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/78578",
    "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."
  }
}