Residential delivery area · Maryland
ZIP Code 21871: Westover, MD
ZIP code 21871 uses the postal name Westover, Maryland and lies entirely in Somerset County (Census 2020 ZIP-county file). About 1,800 people live there (Census Bureau, ACS 2020-2024), the less populous of Westover's 2 residential ZIP codes. Median household income is $50,524 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Fairmount (18%) and Frenchtown-Rumbly (6%), and 1% in smaller places; 75% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Westover · 2 residential ZIPs
- County
- Somerset County
- Census places
- Fairmount (18%) census-designated place; Frenchtown-Rumbly (6%) census-designated place
- Metro area
- Salisbury, MD
- House district
- MD-1 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 67.1 sq mi · 26 people per sq mi
Where is ZIP code 21871?
21871 centers on 38.107°, -75.742° and covers 67.1 square miles of land plus 8.1 of water. It borders 5 ZIP codes: 21867, 21890, 21838, 21853, 21851.
The map draws ZIP code areas only. For the streets inside 21871, 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 21871 compare with the rest of Westover?
| Measure | 21871 | In Westover | In Somerset County | In MD |
|---|---|---|---|---|
| People (ACS 2020-2024) | 1,764 | 2nd of 2 | 7th of 11 | 320th of 477 |
| Median household income | $51k | not ranked | not ranked | not ranked |
| Median home value | $186k | 1st of 1 | 3rd of 4 | 308th of 320 |
21871's median household income is not ranked: its 90% margin of error (±$14,531) is more than a quarter of the figure ($50,524). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 31% of 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 21871?
The 2020 Census counted 1,918 people in 21871; the ACS, which samples households over 2020-2024, estimates 1,764. Between the 2010 and 2020 censuses its population fell 9.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,764±430 (90% margin)
- 2020 Census count
- 1,918−9.7% since 2010 (2,124)
- Households
- 814
- Median age
- 60.2
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 21871?
Of the 1,764 people the ACS estimates in 21871, 11.7% are under 18 and 40.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (60.4%), then Black (not Hispanic) (16.6%).
- Under 1811.7%
- 18 to 6447.6%
- 65 and older40.6%
- White, not Hispanic60.4%
- Black, not Hispanic16.6%
- Other or two or more13.8%
- Asian, not Hispanic5.0%
- Hispanic or Latino4.2%
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 21871 earn?
Median household income is $50,524 (ACS 2020-2024). It fell from $73,752 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $50,524±$14,531
- Income per person
- $32,758
- Below the poverty line
- 16.7%
- Unemployed (of the labor force)
- 6.7%
- Adults 25+ with a bachelor's degree
- 18.9%
- Adjusted gross income per tax return, 2022
- $58,784890 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 21871?
- Median home value (owners' estimate)
- $185,900
- Median gross rent
- –
- Homes owned by their occupants
- 84.5%
- Housing units
- 945
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 21871?
34 business establishments had a location in this ZIP code in 2023, 6 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction8
- Other services (except public administration)6
- Retail trade5
- Health care and social assistance4
- Accommodation and food services4
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 21871?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 21867 | Upper Fairmount | 60 | – | 2.9 mi |
| 21890 | Westover | 3,289 | – | 4.2 mi |
| 21838 | Marion Station | 1,873 | $88k | 6.1 mi |
| 21853 | Princess Anne | 10,537 | $70k | 6.8 mi |
| 21851 | Pocomoke City | 7,297 | $53k | 11.0 mi |
| 21817 | Crisfield | 4,417 | $56k | 10.1 mi (near) |
| 21821 | Deal Island | 797 | $60k | 10.3 mi (near) |
| 23426 | Sanford, VA | 37 | – | 12.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.