ZIP code
21904
Port Deposit, MD
21904 covers Port Deposit in Cecil County, with 6,401 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 21904. Methodology
ZIP code map of 21904

About ZIP code 21904
Acceptable cities: Bainbridge
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 21904. Not ACS. Methodology
People in 21904
Race
- White5,875
- Black or African American259
- American Indian or Alaska Native33
- Asian46
- Native Hawaiian and Pacific Islander1
- Other race71
- Two or more races404
Hispanic or Latino (any race): 212
Age
- Under 10792
- 10 to 19894
- 20 to 29647
- 30 to 39744
- 40 to 49790
- 50 to 591,126
- 60 to 69911
- 70 to 79570
- 80 and older215
Income and housing in 21904
Education
- High school graduate91.5%
- Bachelor's degree25.2%
- Graduate degree13.4%
Places covering 21904
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Port Deposit9.2%
- Perryville0.1%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Cecil County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
90.7% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 21904
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 6,855 | |
| 2006 | 6,560 | |
| 2007 | 6,859 | |
| 2008 | 6,617 | |
| 2009 | 6,450 | |
| 2010 | 6,574 | |
| 2011 | 7,465 | 6,535 |
| 2012 | 7,734 | 6,320 |
| 2013 | 7,623 | 6,290 |
| 2014 | 7,775 | 6,270 |
| 2015 | 7,992 | 6,260 |
| 2016 | 7,192 | 6,150 |
| 2017 | 7,226 | 6,090 |
| 2018 | 7,005 | 6,130 |
| 2019 | 7,075 | 6,170 |
| 2020 | 6,484 | 6,030 |
| 2021 | 6,386 | 6,040 |
| 2022 | 5,975 | 6,160 |
| 2023 | 6,401 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 21904
12 nearest ZIP centroids (any distance)
- 21903Perryville3.1 miPop 5,679 · Income $77,500
- 21917Colora4.2 miPop 1,786 · Income $104,583
- 21902Perry Point4.4 miPop 313 · Income —
- 21914Charlestown5.2 miPop 786 · Income $57,167
- 21078Havre De Grace5.5 miPop 20,002 · Income $109,451
- 21911Rising Sun5.8 miPop 10,402 · Income $100,401
- 21901North East5.8 miPop 19,585 · Income $113,107
- 21918Conowingo7.2 miPop 4,125 · Income $81,026
- 21034Darlington8.4 miPop 2,802 · Income $77,063
- 19362Nottingham9.3 miPop 6,181 · Income $87,292
- 21005Aberdeen Proving Ground10.1 miPop 2,354 · Income $123,264
- 21028Churchville10.3 miPop 2,872 · Income $133,583
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 21904, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 21904 FAQ
- What city is ZIP code 21904 in?
- 21904 is in Port Deposit, MD.
- What county is 21904 in?
- 21904 is in Cecil County.
- What is the median household income in 21904?
- The median household income in 21904 is $84,375.
- Which ZIP codes are near 21904?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 21904.