{
  "zip": "30121",
  "type": "standard",
  "type_source": "inferred",
  "city": "Cartersville",
  "other_place_names": [
    "Emerson"
  ],
  "state": "GA",
  "state_name": "Georgia",
  "county": {
    "fips": "13015",
    "name": "Bartow County",
    "short_name": "Bartow"
  },
  "counties": [
    {
      "county_fips": "13015",
      "name": "Bartow County",
      "short_name": "Bartow",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 34.211854,
    "lng": -84.77693,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "12060",
    "name": "Atlanta-Sandy Springs-Roswell, GA",
    "type": "metro",
    "csa_code": "122",
    "csa_name": "Atlanta--Athens-Clarke County--Sandy Springs, GA-AL"
  },
  "demographics": {
    "population": 25989,
    "households": 10283,
    "housing_units": 11648,
    "median_age": 38.3,
    "median_household_income": 78366,
    "median_home_value": 285500,
    "median_rent": 1328,
    "pct_bachelors_plus": 24.5,
    "mean_commute_min": 31.4,
    "density_per_sqmi": 450.4
  },
  "business": {
    "establishments": 538,
    "employees": 10360,
    "annual_payroll_thousands": 581646
  },
  "tax": {
    "irs_returns": 11160,
    "irs_agi_thousands": 681816
  },
  "area": {
    "land_sqmi": 57.699,
    "water_sqmi": 1.848
  },
  "nearest_zips": [
    {
      "zip": "30184",
      "miles": 3.5,
      "city": "White",
      "state": "GA"
    },
    {
      "zip": "30123",
      "miles": 4.5,
      "city": "Cassville",
      "state": "GA"
    },
    {
      "zip": "30120",
      "miles": 5.4,
      "city": "Cartersville",
      "state": "GA"
    },
    {
      "zip": "30137",
      "miles": 6.6,
      "city": "Emerson",
      "state": "GA"
    },
    {
      "zip": "30102",
      "miles": 10.7,
      "city": "Acworth",
      "state": "GA"
    },
    {
      "zip": "30171",
      "miles": 10.8,
      "city": "Rydal",
      "state": "GA"
    },
    {
      "zip": "30145",
      "miles": 12.2,
      "city": "Kingston",
      "state": "GA"
    },
    {
      "zip": "30101",
      "miles": 12.9,
      "city": "Acworth",
      "state": "GA"
    },
    {
      "zip": "30189",
      "miles": 13.3,
      "city": "Woodstock",
      "state": "GA"
    },
    {
      "zip": "30183",
      "miles": 13.3,
      "city": "Waleska",
      "state": "GA"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/30121",
    "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."
  }
}