| City | County | 2026 Pop. ↓ |
|---|---|---|
| Morgantown | Monongalia County | 30,359 |
| Martinsburg | Berkeley County | 19,287 |
| Moundsville | Marshall County | 7,567 |
| Milton | Cabell County | 2,776 |
| Moorefield | Hardy County | 2,699 |
| Madison | Boone County | 2,631 |
| Mannington | Marion County | 1,899 |
| McMechen | Marshall County | 1,585 |
| Marmet | Kanawha County | 1,399 |
| Mullens | Wyoming County | 1,311 |
| Mabscott | Raleigh County | 1,245 |
| Mount Hope | Fayette County | 1,214 |
| Montgomery | Fayette County | 1,170 |
| Monongah | Harrison County | 1,075 |
| Marlinton | Pocahontas County | 936 |
| Mason | Mason County | 826 |
| Man | Logan County | 697 |
| Middlebourne | Tyler County | 666 |
| Mill Creek | Randolph County | 527 |
| Masontown | Preston County | 509 |
| Matewan | Mingo County | 361 |
| Meadow Bridge | Fayette County | 303 |
| Mitchell Heights | Logan County | 287 |
| Montrose | Randolph County | 131 |