There are 24 cities in Monongalia County, West Virginia.
Note: As defined by the US Census Bureau, a city's official boundaries often extend miles beyond the city itself and may even cross county lines. As such, several thousand US cities officially exist in two or more counties (and therefore appear on multiple counties' lists of cities.)
City | Rank | State | 2024 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Morgantown | 1 | West Virginia | 30,385 | 30,169 | 0.18% | 2,985 | 10.18 |
| Fairmont | 2 | West Virginia | 18,063 | 18,421 | -0.49% | 2,100 | 8.60 |
| Cheat Lake | 3 | West Virginia | 9,728 | 9,559 | -1.55% | 678 | 14.34 |
| Brookhaven | 4 | West Virginia | 6,677 | 6,293 | 1.46% | 723 | 9.24 |
| Westover | 5 | West Virginia | 4,058 | 3,976 | 0.52% | 1,333 | 3.04 |
| Pleasant Valley | 6 | West Virginia | 3,470 | 3,498 | -0.2% | 1,074 | 3.23 |
| Cassville | 7 | West Virginia | 1,980 | 1,042 | 11.55% | 558 | 3.55 |
| Mannington | 8 | West Virginia | 1,904 | 1,950 | -0.57% | 1,742 | 1.09 |
| Star City | 9 | West Virginia | 1,791 | 1,773 | 0.28% | 3,663 | 0.49 |
| Granville | 10 | West Virginia | 1,370 | 1,356 | 0.29% | 1,056 | 1.30 |
| Barrackville | 11 | West Virginia | 1,192 | 1,206 | -0.25% | 1,730 | 0.69 |
| Monongah | 12 | West Virginia | 1,059 | 973 | 2.12% | 2,170 | 0.49 |
| Rivesville | 13 | West Virginia | 808 | 828 | -0.61% | 1,542 | 0.52 |
| White Hall | 14 | West Virginia | 704 | 704 | 0% | 669 | 1.05 |
| Grant Town | 15 | West Virginia | 671 | 687 | -0.59% | 1,273 | 0.53 |
| Masontown | 16 | West Virginia | 510 | 506 | 0.2% | 1,835 | 0.28 |
| Fairview | 17 | West Virginia | 369 | 373 | -0.27% | 1,318 | 0.28 |
| Hundred | 18 | West Virginia | 236 | 256 | -2.08% | 470 | 0.50 |
| Booth | 19 | West Virginia | 198 | 560 | -23.26% | 361 | 0.55 |
| Worthington | 20 | West Virginia | 173 | 179 | -0.57% | 297 | 0.58 |
| Baxter | 21 | West Virginia | 150 | 105 | 0% | 1,014 | 0.15 |
| Blacksville | 22 | West Virginia | 119 | 117 | 0.85% | 398 | 0.30 |
| Pentress | 23 | West Virginia | 23 | 91 | 4.54% | 38 | 0.61 |
| Osage | 24 | West Virginia | 0 | 170 | 0% | 0 | 0.18 |
Note: City markers shown outside the county boundary mean that a part of the city extends into this county, but is primarily located in an adjacent county.
Morgantown is the largest city in Monongalia County.
Osage is the smallest city in Monongalia County.
There are 24 cities in Monongalia County, West Virginia.