Census place · GEOID 2418200 · Charles County
Cobb Island, MD ZIP codes
3 ZIP/ZCTAs intersecting this Census place (CDP) in Charles County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Cobb Island (GEOID 2418200). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 4,256 (3 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Cobb Island, MD

ZIP/ZCTA overlap with Cobb Island
Population overlap
Share of each ZIP/ZCTA’s population located within Cobb Island, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
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
ZIP codes intersecting Cobb Island
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 20625 | Cobb Island | Charles County | 1,135 | $161,000 |
| 20661 | Mount Victoria | Charles County | 0 | — |
| 20664 | Newburg | Charles County | 3,121 | $82,083 |