Residential delivery area · Maryland
ZIP Code 21054: Gambrills, MD
ZIP code 21054 uses the postal name Gambrills, Maryland and lies entirely in Anne Arundel County (Census 2020 ZIP-county file). About 16,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $163,825 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Odenton (43%) and Crofton (7%), and 4% in smaller places; 46% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Gambrills · its only residential ZIP
- County
- Anne Arundel County
- Census places
- Odenton (43%) census-designated place; Crofton (7%) census-designated place
- Metro area
- Baltimore-Columbia-Towson, MD
- House districts
- MD-5 (90%), MD-3 (10%) 119th Congress, by share of land
- State
- Maryland
- Time zone
- Eastern
- Land area
- 15.9 sq mi · 1,030 people per sq mi
Where is ZIP code 21054?
21054 centers on 39.056°, -76.691° and covers 15.9 square miles of land. It borders 7 ZIP codes: 21113, 21114, 21108, 21144, 21032, 20715, 21035.
The map draws ZIP code areas only. For the streets inside 21054, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 21054 compare with the rest of Anne Arundel County?
| Measure | 21054 | In Anne Arundel County | In MD |
|---|---|---|---|
| People (ACS 2020-2024) | 16,386 | 18th of 42 | 144th of 477 |
| Median household income | $164k | 6th of 30 | 34th of 293 |
| Median home value | $611k | 8th of 32 | 49th of 320 |
Its median household income is higher than in 97% of U.S. residential ZIP codes, and it is denser than 79% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 21054?
The 2020 Census counted 13,970 people in 21054; the ACS, which samples households over 2020-2024, estimates 16,386. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 16,386±2,676 (90% margin)
- 2020 Census count
- 13,970
- Households
- 5,497
- Median age
- 40.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 21054?
Of the 16,386 people the ACS estimates in 21054, 27.7% are under 18 and 15.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (55.9%), then Black (not Hispanic) (13.5%).
- Under 1827.7%
- 18 to 6456.9%
- 65 and older15.5%
- White, not Hispanic55.9%
- Black, not Hispanic13.5%
- Other or two or more11.1%
- Asian, not Hispanic10.1%
- Hispanic or Latino9.3%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 21054 earn?
Median household income is $163,825 (ACS 2020-2024), the 6th highest of the 30 ranked ZIP codes in Anne Arundel County.
- Median household income
- $163,825±$23,418
- Income per person
- $63,168
- Below the poverty line
- 3.2%
- Unemployed (of the labor force)
- 3.1%
- Adults 25+ with a bachelor's degree
- 61.2%
- Adjusted gross income per tax return, 2022
- $139,5226,980 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 21054?
FHFA's house price index for 21054, built from repeat sales and appraisals of the same homes, rose 43% from 2015 to 2025 and rose 30% from 2020 to 2025, and moved +1.7% in 2025.
- Median home value (owners' estimate)
- $611,000
- Median gross rent
- $2,444
- Homes owned by their occupants
- 84.2%
- Housing units
- 5,534
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 21054?
529 business establishments had a location in this ZIP code in 2023, 51 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade77
- Accommodation and food services76
- Health care and social assistance75
- Professional, scientific, and technical services73
- Other services (except public administration)59
- Construction40
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 21054?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 21113 | Odenton | 36,705 | $126k | 1.3 mi |
| 21114 | Crofton | 25,590 | $141k | 3.2 mi |
| 21108 | Millersville | 18,643 | $151k | 4.4 mi |
| 21144 | Severn | 37,118 | $137k | 4.5 mi |
| 21032 | Crownsville | 8,850 | $169k | 5.0 mi |
| 20715 | Bowie | 26,915 | $144k | 5.4 mi |
| 21035 | Davidsonville | 7,879 | $188k | 8.8 mi |
| 20755 | Fort George G Meade | 11,225 | $103k | 4.2 mi (near) |
| 20724 | Laurel | 19,369 | $118k | 5.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.