{
  "zip": "37166",
  "type": "standard",
  "type_source": "inferred",
  "city": "Smithville",
  "other_place_names": [],
  "state": "TN",
  "state_name": "Tennessee",
  "county": {
    "fips": "47041",
    "name": "DeKalb County",
    "short_name": "DeKalb"
  },
  "counties": [
    {
      "county_fips": "47041",
      "name": "DeKalb County",
      "short_name": "DeKalb",
      "weight": 0.9082,
      "basis": "land_area"
    },
    {
      "county_fips": "47177",
      "name": "Warren County",
      "short_name": "Warren",
      "weight": 0.0747,
      "basis": "land_area"
    },
    {
      "county_fips": "47015",
      "name": "Cannon County",
      "short_name": "Cannon",
      "weight": 0.0171,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 35.917978,
    "lng": -85.786903,
    "source": "gazetteer_internal_point",
    "timezone": "America/Chicago"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": null,
  "demographics": {
    "population": 15731,
    "households": 6300,
    "housing_units": 7205,
    "median_age": 41.2,
    "median_household_income": 52797,
    "median_home_value": 224300,
    "median_rent": 813,
    "pct_bachelors_plus": 20.1,
    "mean_commute_min": 26.1,
    "density_per_sqmi": 101.8
  },
  "business": {
    "establishments": 260,
    "employees": 3781,
    "annual_payroll_thousands": 150881
  },
  "tax": {
    "irs_returns": 6300,
    "irs_agi_thousands": 380609
  },
  "area": {
    "land_sqmi": 154.589,
    "water_sqmi": 11.459
  },
  "nearest_zips": [
    {
      "zip": "37059",
      "miles": 8,
      "city": "Dowelltown",
      "state": "TN"
    },
    {
      "zip": "37095",
      "miles": 10.3,
      "city": "Liberty",
      "state": "TN"
    },
    {
      "zip": "38587",
      "miles": 10.4,
      "city": "Walling",
      "state": "TN"
    },
    {
      "zip": "38582",
      "miles": 12.6,
      "city": "Silver Point",
      "state": "TN"
    },
    {
      "zip": "38550",
      "miles": 13.4,
      "city": "Campaign",
      "state": "TN"
    },
    {
      "zip": "38569",
      "miles": 14.4,
      "city": "Lancaster",
      "state": "TN"
    },
    {
      "zip": "38579",
      "miles": 14.5,
      "city": "Quebeck",
      "state": "TN"
    },
    {
      "zip": "38544",
      "miles": 15.2,
      "city": "Baxter",
      "state": "TN"
    },
    {
      "zip": "38581",
      "miles": 15.4,
      "city": "Rock Island",
      "state": "TN"
    },
    {
      "zip": "37190",
      "miles": 15.7,
      "city": "Woodbury",
      "state": "TN"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/37166",
    "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."
  }
}