{
  "zip": "37308",
  "type": "standard",
  "type_source": "inferred",
  "city": "Birchwood",
  "other_place_names": [],
  "state": "TN",
  "state_name": "Tennessee",
  "county": {
    "fips": "47065",
    "name": "Hamilton County",
    "short_name": "Hamilton"
  },
  "counties": [
    {
      "county_fips": "47065",
      "name": "Hamilton County",
      "short_name": "Hamilton",
      "weight": 0.6332,
      "basis": "land_area"
    },
    {
      "county_fips": "47121",
      "name": "Meigs County",
      "short_name": "Meigs",
      "weight": 0.3668,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 35.342635,
    "lng": -84.993756,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "16860",
    "name": "Chattanooga, TN-GA",
    "type": "metro",
    "csa_code": "174",
    "csa_name": "Chattanooga-Cleveland-Dalton, TN-GA-AL"
  },
  "demographics": {
    "population": 3188,
    "households": 1189,
    "housing_units": 1363,
    "median_age": 38.2,
    "median_household_income": 80394,
    "median_home_value": 253100,
    "median_rent": 807,
    "pct_bachelors_plus": 16.9,
    "mean_commute_min": 40.5,
    "density_per_sqmi": 86.2
  },
  "business": {
    "establishments": 13,
    "employees": 45,
    "annual_payroll_thousands": 2534
  },
  "tax": {
    "irs_returns": 1290,
    "irs_agi_thousands": 87110
  },
  "area": {
    "land_sqmi": 36.996,
    "water_sqmi": 5.703
  },
  "nearest_zips": [
    {
      "zip": "37336",
      "miles": 4.2,
      "city": "Georgetown",
      "state": "TN"
    },
    {
      "zip": "37373",
      "miles": 7.2,
      "city": "Sale Creek",
      "state": "TN"
    },
    {
      "zip": "37304",
      "miles": 8.1,
      "city": "Bakewell",
      "state": "TN"
    },
    {
      "zip": "37341",
      "miles": 9.6,
      "city": "Harrison",
      "state": "TN"
    },
    {
      "zip": "37312",
      "miles": 10.5,
      "city": "Cleveland",
      "state": "TN"
    },
    {
      "zip": "37321",
      "miles": 11,
      "city": "Dayton",
      "state": "TN"
    },
    {
      "zip": "37379",
      "miles": 12,
      "city": "Soddy Daisy",
      "state": "TN"
    },
    {
      "zip": "37338",
      "miles": 13.6,
      "city": "Graysville",
      "state": "TN"
    },
    {
      "zip": "37320",
      "miles": 13.9,
      "city": "Cleveland",
      "state": "TN"
    },
    {
      "zip": "37364",
      "miles": 13.9,
      "city": "Cleveland",
      "state": "TN"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/37308",
    "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."
  }
}