| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Bowie | 1 | 58,339 | 58,190 | -0.08% | 2,855 | 20 | City |
| College Park | 2 | 35,407 | 34,735 | -0.03% | 6,311 | 6 | City |
| Greenbelt | 3 | 24,937 | 24,859 | -0.04% | 3,990 | 6 | City |
| Hyattsville | 4 | 21,134 | 21,143 | -0.11% | 7,816 | 3 | City |
| New Carrollton | 5 | 13,633 | 13,620 | -0.08% | 8,706 | 2 | City |
| Bladensburg | 6 | 9,665 | 9,647 | -0.06% | 9,763 | 1 | Town |
| Mount Rainier | 7 | 8,297 | 8,305 | -0.12% | 13,025 | 1 | City |
| Riverdale Park | 8 | 7,335 | 7,341 | -0.11% | 4,619 | 2 | Town |
| Glenarden | 9 | 6,421 | 6,389 | -0.02% | 5,378 | 1 | City |
| Cheverly | 10 | 6,156 | 6,164 | -0.13% | 4,678 | 1 | Town |
| District Heights | 11 | 5,933 | 5,929 | -0.08% | 6,851 | 1 | City |
| Seat Pleasant | 12 | 4,519 | 4,522 | -0.11% | 5,565 | 1 | City |
| Capitol Heights | 13 | 4,041 | 4,034 | -0.07% | 5,187 | 1 | Town |
| Brentwood | 14 | 3,824 | 3,827 | -0.1% | 9,984 | 0 | Town |
| Berwyn Heights | 15 | 3,333 | 3,337 | -0.15% | 4,796 | 1 | Town |
| Forest Heights | 16 | 2,614 | 2,622 | -0.15% | 1,609 | 2 | Town |
| University Park | 17 | 2,436 | 2,446 | -0.16% | 4,901 | 0 | Town |
| Landover Hills | 18 | 1,808 | 1,814 | -0.17% | 4,913 | 0 | Town |
| Edmonston | 19 | 1,619 | 1,622 | -0.12% | 4,027 | 0 | Town |
| Colmar Manor | 20 | 1,588 | 1,591 | -0.13% | 3,702 | 0 | Town |
| Fairmount Heights | 21 | 1,526 | 1,523 | -0.13% | 5,758 | 0 | Town |
| Cottage City | 22 | 1,327 | 1,331 | -0.15% | 4,897 | 0 | Town |
| Morningside | 23 | 1,230 | 1,233 | -0.16% | 2,169 | 1 | Town |
| Upper Marlboro | 24 | 708 | 706 | 0% | 497 | 1 | Town |
| North Brentwood | 25 | 588 | 588 | -0.17% | 5,204 | 0 | Town |
| Eagle Harbor | 26 | 68 | 68 | 0% | 504 | 0 | Town |
Bowie is the largest city in Prince George's County, with a population of 58,339.
Eagle Harbor is the smallest city in Prince George's County, with a population of 68.
There are 26 cities in Prince George's County, Maryland.