{
  "zip": "21056",
  "type": "standard",
  "type_source": "inferred",
  "city": "Gibson Island",
  "other_place_names": [],
  "state": "MD",
  "state_name": "Maryland",
  "county": {
    "fips": "24003",
    "name": "Anne Arundel County",
    "short_name": "Anne Arundel"
  },
  "counties": [
    {
      "county_fips": "24003",
      "name": "Anne Arundel County",
      "short_name": "Anne Arundel",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 39.078951,
    "lng": -76.436246,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "12580",
    "name": "Baltimore-Columbia-Towson, MD",
    "type": "metro",
    "csa_code": "548",
    "csa_name": "Washington-Baltimore-Arlington, DC-MD-VA-WV-PA"
  },
  "demographics": {
    "population": 291,
    "households": 145,
    "housing_units": 306,
    "median_age": 66.6,
    "median_household_income": 250001,
    "median_home_value": 2000001,
    "median_rent": null,
    "pct_bachelors_plus": 93.1,
    "mean_commute_min": null,
    "density_per_sqmi": 211.5
  },
  "business": {
    "establishments": 6,
    "employees": 133,
    "annual_payroll_thousands": 8147
  },
  "tax": {
    "irs_returns": null,
    "irs_agi_thousands": null
  },
  "area": {
    "land_sqmi": 1.376,
    "water_sqmi": 0.247
  },
  "nearest_zips": [
    {
      "zip": "21122",
      "miles": 3.7,
      "city": "Pasadena",
      "state": "MD"
    },
    {
      "zip": "21012",
      "miles": 3.9,
      "city": "Arnold",
      "state": "MD"
    },
    {
      "zip": "21409",
      "miles": 4.2,
      "city": "Annapolis",
      "state": "MD"
    },
    {
      "zip": "21402",
      "miles": 6.5,
      "city": "Annapolis",
      "state": "MD"
    },
    {
      "zip": "21146",
      "miles": 6.6,
      "city": "Severna Park",
      "state": "MD"
    },
    {
      "zip": "21405",
      "miles": 6.9,
      "city": "Annapolis",
      "state": "MD"
    },
    {
      "zip": "21404",
      "miles": 7.6,
      "city": "Annapolis",
      "state": "MD"
    },
    {
      "zip": "21052",
      "miles": 8.7,
      "city": "Fort Howard",
      "state": "MD"
    },
    {
      "zip": "21401",
      "miles": 8.9,
      "city": "Annapolis",
      "state": "MD"
    },
    {
      "zip": "21032",
      "miles": 9.7,
      "city": "Crownsville",
      "state": "MD"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/21056",
    "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."
  }
}