{
  "zip": "98611",
  "type": "standard",
  "type_source": "inferred",
  "city": "Castle Rock",
  "other_place_names": [],
  "state": "WA",
  "state_name": "Washington",
  "county": {
    "fips": "53015",
    "name": "Cowlitz County",
    "short_name": "Cowlitz"
  },
  "counties": [
    {
      "county_fips": "53015",
      "name": "Cowlitz County",
      "short_name": "Cowlitz",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 46.305145,
    "lng": -122.900687,
    "source": "gazetteer_internal_point",
    "timezone": "America/Los_Angeles"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "31020",
    "name": "Longview-Kelso, WA",
    "type": "metro",
    "csa_code": "440",
    "csa_name": "Portland-Vancouver-Salem, OR-WA"
  },
  "demographics": {
    "population": 9302,
    "households": 3539,
    "housing_units": 3723,
    "median_age": 43.7,
    "median_household_income": 86322,
    "median_home_value": 425700,
    "median_rent": 1250,
    "pct_bachelors_plus": 14.9,
    "mean_commute_min": 29.2,
    "density_per_sqmi": 68.3
  },
  "business": {
    "establishments": 160,
    "employees": 902,
    "annual_payroll_thousands": 38709
  },
  "tax": {
    "irs_returns": 5050,
    "irs_agi_thousands": 395996
  },
  "area": {
    "land_sqmi": 136.125,
    "water_sqmi": 1.472
  },
  "nearest_zips": [
    {
      "zip": "98645",
      "miles": 7,
      "city": "Silverlake",
      "state": "WA"
    },
    {
      "zip": "98593",
      "miles": 8.5,
      "city": "Vader",
      "state": "WA"
    },
    {
      "zip": "98581",
      "miles": 8.8,
      "city": "Ryderwood",
      "state": "WA"
    },
    {
      "zip": "98632",
      "miles": 10.4,
      "city": "Longview",
      "state": "WA"
    },
    {
      "zip": "98626",
      "miles": 11,
      "city": "Kelso",
      "state": "WA"
    },
    {
      "zip": "98591",
      "miles": 12,
      "city": "Toledo",
      "state": "WA"
    },
    {
      "zip": "98596",
      "miles": 13.2,
      "city": "Winlock",
      "state": "WA"
    },
    {
      "zip": "98609",
      "miles": 16.2,
      "city": "Carrolls",
      "state": "WA"
    },
    {
      "zip": "98538",
      "miles": 17,
      "city": "Curtis",
      "state": "WA"
    },
    {
      "zip": "98649",
      "miles": 17.6,
      "city": "Toutle",
      "state": "WA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/98611",
    "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."
  }
}