Residential delivery area · Maryland
ZIP Code 21795: Williamsport, MD
ZIP code 21795 uses the postal name Williamsport, Maryland and lies entirely in Washington County (Census 2020 ZIP-county file). About 10,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $87,864 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Williamsport (3%), Pinesburg (2%) and Downsville (2%), and 6% in smaller places; 87% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Williamsport · its only residential ZIP
- County
- Washington County
- Census places
- Williamsport (3%); Pinesburg (2%) census-designated place; Downsville (2%) census-designated place
- Metro area
- Hagerstown-Martinsburg, MD-WV
- House district
- MD-6 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 32.1 sq mi · 316 people per sq mi
Where is ZIP code 21795?
21795 centers on 39.581°, -77.824° and covers 32.1 square miles of land plus 1.7 of water. It borders 7 ZIP codes: 25419, 21733, 21740, 25404, 21722, 21713, 21782.
The map draws ZIP code areas only. For the streets inside 21795, 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 21795 compare with the rest of Washington County?
| Measure | 21795 | In Washington County | In MD |
|---|---|---|---|
| People (ACS 2020-2024) | 10,144 | 3rd of 20 | 184th of 477 |
| Median household income | $88k | 6th of 9 | 206th of 293 |
| Median home value | $296k | 10th of 15 | 261st of 320 |
Its median household income is higher than in 71% of U.S. residential ZIP codes, and it is denser than 68% 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 21795?
The 2020 Census counted 9,873 people in 21795; the ACS, which samples households over 2020-2024, estimates 10,144. Between the 2010 and 2020 censuses its population grew 6.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 10,144
- 2020 Census count
- 9,873+6.9% since 2010 (9,233)
- Households
- 3,935
- Median age
- 41.0
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 21795?
Of the 10,144 people the ACS estimates in 21795, 18.0% are under 18 and 20.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.6%).
- Under 1818.0%
- 18 to 6461.9%
- 65 and older20.1%
- White, not Hispanic86.6%
- Other or two or more7.1%
- Hispanic or Latino3.4%
- Black, not Hispanic2.7%
- Asian, not Hispanic0.2%
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 21795 earn?
Median household income is $87,864 (ACS 2020-2024), the 6th highest of the 9 ranked ZIP codes in Washington County. It is not measurably different from 2015-2019 ($78,823 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $87,864±$12,394
- Income per person
- $44,142
- Below the poverty line
- 8.6%
- Unemployed (of the labor force)
- 4.7%
- Adults 25+ with a bachelor's degree
- 27.7%
- Adjusted gross income per tax return, 2022
- $72,9874,890 returns; wages 68% 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 21795?
FHFA's house price index for 21795, built from repeat sales and appraisals of the same homes, rose 73% from 2015 to 2025 and rose 54% from 2020 to 2025, and moved +3.7% in 2025.
- Median home value (owners' estimate)
- $295,800
- Median gross rent
- $1,301
- Homes owned by their occupants
- 68.0%
- Housing units
- 4,387
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 21795?
248 business establishments had a location in this ZIP code in 2023, 22 more than in 2018; the most are in other services (except public administration) (ZIP Code Business Patterns).
- Other services (except public administration)35
- Transportation and warehousing29
- Wholesale trade24
- Retail trade24
- Construction22
- Health care and social assistance21
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 21795?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 25419 | Falling Waters, WV | 13,201 | $89k | 3.3 mi |
| 21733 | Fairplay | 1,275 | $110k | 4.1 mi |
| 21740 | Hagerstown | 64,792 | $63k | 5.5 mi |
| 25404 | Martinsburg, WV | 23,990 | $71k | 7.4 mi |
| 21722 | Clear Spring | 6,721 | $88k | 7.5 mi |
| 21713 | Boonsboro | 9,846 | $96k | 9.1 mi |
| 21782 | Sharpsburg | 3,704 | $94k | 9.3 mi |
| 21781 | Saint James | 25 | – | 3.5 mi (near) |
| 21746 | Hagerstown | 2,361 | – | 5.9 mi (near) |
| 21734 | Funkstown | 1,076 | $61k | 6.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.