Residential delivery area · Maryland
ZIP Code 21804: Salisbury, MD
ZIP code 21804 uses the postal name Salisbury, Maryland and lies mostly in Wicomico County (78% of its land) with the rest in Worcester County (Census 2020 ZIP-county file). About 40,000 people live there (Census Bureau, ACS 2020-2024), the more populous of Salisbury's 2 residential ZIP codes. Median household income is $73,156 (Census Bureau, ACS 2020-2024). By Census place, 10% of its land lies in Salisbury; 90% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Salisbury · 2 residential ZIPs
- County
- Wicomico County (78%); Worcester County (22%)
- Census places
- Salisbury
- Neighborhoods
- Eastview Park, Fairfield, Foggy Bottom, Green Acres, Livingston Heights, Park Manor and 2 more GeoNames
- Metro area
- Salisbury, MD
- House district
- MD-1 119th Congress
- State
- Maryland
- Time zone
- Eastern
- Land area
- 68.6 sq mi · 589 people per sq mi
Where is ZIP code 21804?
21804 centers on 38.314°, -75.532° and covers 68.6 square miles of land plus 0.4 of water. It borders 6 ZIP codes: 21826, 21849, 21822, 21801, 21875, 21863.
The map draws ZIP code areas only. For the streets inside 21804, 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 21804 compare with the rest of Salisbury?
| Measure | 21804 | In Salisbury | In Wicomico County | In MD |
|---|---|---|---|---|
| People (ACS 2020-2024) | 40,430 | 1st of 2 | 1st of 16 | 39th of 477 |
| Median household income | $73k | 1st of 2 | 6th of 8 | 252nd of 293 |
| Median home value | $244k | 2nd of 2 | 4th of 9 | 285th of 320 |
Its median household income is higher than in 52% of U.S. residential ZIP codes, and it is denser than 73% 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 21804?
The 2020 Census counted 40,049 people in 21804; the ACS, which samples households over 2020-2024, estimates 40,430. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 40,430
- 2020 Census count
- 40,049
- Households
- 15,707
- Median age
- 32.6
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 21804?
Of the 40,430 people the ACS estimates in 21804, 21.6% are under 18 and 14.4% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (53.7%), then Black (not Hispanic) (29.9%).
- Under 1821.6%
- 18 to 6464.1%
- 65 and older14.4%
- White, not Hispanic53.7%
- Black, not Hispanic29.9%
- Hispanic or Latino7.9%
- Other or two or more5.3%
- Asian, not Hispanic3.2%
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 21804 earn?
Median household income is $73,156 (ACS 2020-2024), the 6th highest of the 8 ranked ZIP codes in Wicomico County.
- Median household income
- $73,156
- Income per person
- $35,152
- Below the poverty line
- 16.7%
- Unemployed (of the labor force)
- 7.2%
- Adults 25+ with a bachelor's degree
- 28.2%
- Adjusted gross income per tax return, 2022
- $54,95019,080 returns; wages 73% 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 21804?
FHFA's house price index for 21804, built from repeat sales and appraisals of the same homes, rose 100% from 2015 to 2025 and rose 64% from 2020 to 2025, and moved +5.3% in 2025.
- Median home value (owners' estimate)
- $243,700
- Median gross rent
- $1,432
- Homes owned by their occupants
- 51.4%
- Housing units
- 17,049
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 21804?
833 business establishments had a location in this ZIP code in 2023, 60 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance177
- Retail trade94
- Other services (except public administration)83
- Construction73
- Professional, scientific, and technical services72
- Real estate and rental and leasing64
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 21804?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 21826 | Fruitland | 5,451 | $65k | 5.1 mi |
| 21849 | Parsonsburg | 3,388 | $71k | 5.4 mi |
| 21822 | Eden | 2,926 | $85k | 7.2 mi |
| 21801 | Salisbury | 30,088 | $71k | 8.3 mi |
| 21875 | Delmar | 7,646 | $84k | 8.7 mi |
| 21863 | Snow Hill | 5,281 | $62k | 11.3 mi |
| 21850 | Pittsville | 3,850 | $80k | 8.0 mi (near) |
| 21810 | Allen | 55 | – | 8.7 mi (near) |
| 21874 | Willards | 1,693 | $78k | 11.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.