Residential delivery area · Maryland
ZIP Code 21903: Perryville, MD
ZIP code 21903 uses the postal name Perryville, Maryland and lies entirely in Cecil County (Census 2020 ZIP-county file). About 5,700 people live there (Census Bureau, ACS 2020-2024). Median household income is $78,962 (Census Bureau, ACS 2020-2024). By Census place, 19% of its land lies in Perryville; 81% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Perryville · its only residential ZIP
- County
- Cecil County
- Census places
- Perryville
- Neighborhood
- Concord GeoNames
- Metro area
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
- House district
- MD-1 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 12.7 sq mi · 447 people per sq mi
Where is ZIP code 21903?
21903 centers on 39.574°, -76.045° and covers 12.7 square miles of land plus 1.1 of water. It borders 5 ZIP codes: 21902, 21904, 21914, 21901, 21078.
The map draws ZIP code areas only. For the streets inside 21903, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 21903 compare with the rest of Cecil County?
| Measure | 21903 | In Cecil County | In MD |
|---|---|---|---|
| People (ACS 2020-2024) | 5,692 | 5th of 15 | 228th of 477 |
| Median household income | $79k | 7th of 7 | 240th of 293 |
| Median home value | $299k | 9th of 9 | 260th of 320 |
Its median household income is higher than in 61% of U.S. residential ZIP codes, and it is denser than 71% 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 21903?
The 2020 Census counted 5,835 people in 21903; the ACS, which samples households over 2020-2024, estimates 5,692. Between the 2010 and 2020 censuses its population grew 2.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 5,692
- 2020 Census count
- 5,835+2.6% since 2010 (5,687)
- Households
- 2,383
- Median age
- 43.1
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 21903?
Of the 5,692 people the ACS estimates in 21903, 21.7% are under 18 and 18.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (77.0%), then Black (not Hispanic) (12.3%).
- Under 1821.7%
- 18 to 6459.8%
- 65 and older18.5%
- White, not Hispanic77.0%
- Black, not Hispanic12.3%
- Other or two or more7.8%
- Hispanic or Latino2.8%
- Asian, not Hispanic0.0%
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 21903 earn?
Median household income is $78,962 (ACS 2020-2024), the 7th highest of the 7 ranked ZIP codes in Cecil County. It is not measurably different from 2015-2019 ($91,906 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $78,962±$9,425
- Income per person
- $38,893
- Below the poverty line
- 10.6%
- Unemployed (of the labor force)
- 5.9%
- Adults 25+ with a bachelor's degree
- 20.1%
- Adjusted gross income per tax return, 2022
- $73,8902,820 returns; wages 77% 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 21903?
FHFA's house price index for 21903, built from repeat sales and appraisals of the same homes, rose 87% from 2015 to 2025 and rose 55% from 2020 to 2025, and moved +7.4% in 2025.
- Median home value (owners' estimate)
- $299,300
- Median gross rent
- $916
- Homes owned by their occupants
- 74.9%
- Housing units
- 2,421
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 21903?
103 business establishments had a location in this ZIP code in 2023, 10 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services17
- Other services (except public administration)13
- Retail trade11
- Transportation and warehousing11
- Health care and social assistance11
- Construction9
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 21903?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 21902 | Perry Point | 340 | – | 1.8 mi |
| 21904 | Port Deposit | 6,233 | $88k | 3.1 mi |
| 21914 | Charlestown | 810 | $67k | 3.2 mi |
| 21901 | North East | 19,514 | $114k | 4.2 mi |
| 21078 | Havre De Grace | 20,030 | $107k | 5.2 mi |
| 21917 | Colora | 2,233 | $97k | 7.3 mi (near) |
| 21005 | Aberdeen Proving Ground | 2,202 | $125k | 7.8 mi (near) |
| 21911 | Rising Sun | 10,551 | $105k | 8.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.