{
  "zip": "21711",
  "type": "standard",
  "type_source": "inferred",
  "city": "Big Pool",
  "other_place_names": [
    "Pecktonville",
    "Ernstville",
    "Indian Springs"
  ],
  "state": "MD",
  "state_name": "Maryland",
  "county": {
    "fips": "24043",
    "name": "Washington County",
    "short_name": "Washington"
  },
  "counties": [
    {
      "county_fips": "24043",
      "name": "Washington County",
      "short_name": "Washington",
      "weight": 1,
      "basis": "land_area"
    }
  ],
  "location": {
    "lat": 39.668396,
    "lng": -78.019569,
    "source": "gazetteer_internal_point",
    "timezone": "America/New_York"
  },
  "is_zcta": true,
  "parent_zcta": null,
  "metro": {
    "cbsa_code": "25180",
    "name": "Hagerstown-Martinsburg, MD-WV",
    "type": "metro",
    "csa_code": "548",
    "csa_name": "Washington-Baltimore-Arlington, DC-MD-VA-WV-PA"
  },
  "demographics": {
    "population": 929,
    "households": 434,
    "housing_units": 448,
    "median_age": 52.3,
    "median_household_income": 91250,
    "median_home_value": 310600,
    "median_rent": null,
    "pct_bachelors_plus": 20.2,
    "mean_commute_min": 30.5,
    "density_per_sqmi": 37.8
  },
  "business": {
    "establishments": 16,
    "employees": 145,
    "annual_payroll_thousands": 7335
  },
  "tax": {
    "irs_returns": 500,
    "irs_agi_thousands": 33845
  },
  "area": {
    "land_sqmi": 24.564,
    "water_sqmi": 0.683
  },
  "nearest_zips": [
    {
      "zip": "21722",
      "miles": 5.7,
      "city": "Clear Spring",
      "state": "MD"
    },
    {
      "zip": "25419",
      "miles": 9.3,
      "city": "Falling Waters",
      "state": "WV"
    },
    {
      "zip": "17236",
      "miles": 9.9,
      "city": "Mercersburg",
      "state": "PA"
    },
    {
      "zip": "17212",
      "miles": 10.2,
      "city": "Big Cove Tannery",
      "state": "PA"
    },
    {
      "zip": "25427",
      "miles": 11.1,
      "city": "Hedgesville",
      "state": "WV"
    },
    {
      "zip": "21750",
      "miles": 11.5,
      "city": "Hancock",
      "state": "MD"
    },
    {
      "zip": "21795",
      "miles": 12.1,
      "city": "Williamsport",
      "state": "MD"
    },
    {
      "zip": "25403",
      "miles": 13.4,
      "city": "Martinsburg",
      "state": "WV"
    },
    {
      "zip": "25411",
      "miles": 13.6,
      "city": "Berkeley Springs",
      "state": "WV"
    },
    {
      "zip": "25404",
      "miles": 14,
      "city": "Martinsburg",
      "state": "WV"
    }
  ],
  "release": "2026-10-12",
  "attribution": {
    "source": "zipcodes.pro",
    "url": "https://zipcodes.pro/zip/21711",
    "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."
  }
}