Welch
- County:
- McDowell County
- County Seat:
- No
- Area (mi²):
- 7.633
- State:
- West Virginia
Welch is a city located in McDowell County, West Virginia. Welch has a 2026 population of 3,413. Welch is currently declining at a rate of -1.02% annually and its population has decreased by -5.43% since the most recent census, which recorded a population of 3,609 in 2020.