ZIP code · Gambrills · Maryland · United States
ZIP code 21054 — Gambrills
ZIP code 21054 serves Gambrills, Maryland.
- Postal code
- 21054Single source Value from one source, not cross-checked.
- City
- Gambrills
- County
- Anne Arundel FIPS 24003
- State
- Maryland
- Country
- United States
- Coordinates
- 39.0407, -76.6819 — precision precise (locality)
View on OpenStreetMap - Population
- 15,412 (ZCTA, ACS 5-year)
- Population density
- 968 / sq mi
- Land area
- 15.9 sq mi (41.2 km²) (ZCTA, ACS 5-year)
- Median household income
- $153,976
- Per-capita income
- $62,213
- Median age
- 41.5
- Households
- 5,292
- Housing units
- 5,377
- Median home value
- $587,700
- Median gross rent
- $2,351 / month
- Congressional districts
- MD-5 (also MD-3) (119th Congress)
- USDA hardiness zone
- 7b (5 to 10 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
Tools: compare 21054 with another ZIP · ZIPs within 25 miles · distance from 21054
Map of ZIP code 21054
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 22°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 44 | 47 | 55 | 66 | 75 | 83 | 89 | 87 | 79 | 68 | 57 | 48 |
| Avg low °F | 22 | 23 | 31 | 41 | 51 | 61 | 66 | 65 | 57 | 44 | 33 | 27 |
NOAA 1991–2020 climate normals from the nearest station: GLENN DALE BELL STN (8.2 mi) · NOAA NCEI
Places in ZIP 21054
- 9 schools
- 3 hospitals & clinics
- 1 doctors & dentists
- 1 pharmacies
- 3 supermarkets
- 50 restaurants & cafés
- 1 bars & pubs
- 3 parks
- 4 playgrounds
- 1 gyms & sports centres
- 1 post offices
- 10 places of worship
- 7 banks
- 7 gas stations
- 1 EV charging stations
- 2 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page