| ZIP Code | 21056 |
| ZIP Code Name | Gibson Island |
| Primary County | Anne Arundel County |
| ZIP Code Type | PO Box |
| Population (2021) | 274 |
| Area Code(s) | 410 / 443 / 667 |
| Current Time | EST |
21056 is a United States ZIP Code located in Gibson Island Maryland. 21056 is entirely within Anne Arundel County. 21056 is within Metro Baltimore.
21056 can be classified socioeconically as a Upper Class class zipcode in comparison to other zipcodes in Maryland. Measuring level of educational attainment the majority of adults in 21056 have at least a Bachelor Degree. The majority race/ethnicity residing in 21056 is White. The current unemployment level in 21056 is 3.0%.
| Population | 274 |
| Population Growth Rate | 25.11% |
| Population Density | 188 People per Square Mile |
| Total Households | 57 |
| Percentage High Income Households | 100.0% |
| Median Houshold Income (2021) | $250,001 |
| Current Unemployment Rate (December 2023) | 3.0% |
| Majority Race/Ethnicty | White - 100.00% |
| Race/Ethnicty | Total | Percentage |
|---|---|---|
| White | 274 | 100% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
| Highest Education Level Attained | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 0 | 0% |
| Bachelor Degree | 71 | 60.17% |
| High School Diploma | 0 | 0% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 31 | 26.27% |
| Associates Degree | 0 | 0% |
| Masters Degree | 0 | 0% |
| Professional Degree | 13 | 11.02% |
| Doctorate Degree | 0 | 0% |
| Coordinates | 39.07703781,-76.43369293 |
| Adjacent ZIP Codes | |
| Region | Metro Baltimore |
| Metropolitan/Micropolitan Stat Area | Baltimore-Columbia-Towson, MD |
| Time Zone | Eastern Standard Time |
| IANA Timezone | America/New_York |
| Area | 1 Square Miles |
| US Congressional Districts in 21056 | |
| Maryland State House of Delegates Districts in 21056 |
| School Districts in 21056 | |
| Elementary Schools in 21056 | |
| Middle Schools in 21056 | |
| High Schools in 21056 |
| Plant Hardiness Zone | Zone 7b: 5F to 10F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Cfa - Humid Subtropical Climate | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 65n - Chesapeake Rolling Coastal Plain | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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