
Mcmechen
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 0.571
- State:
- West Virginia
McMechen is a city located in Marshall County, West Virginia. McMechen has a 2025 population of 1,561. McMechen is currently declining at a rate of -1.64% annually and its population has decreased by -7.69% since the most recent census, which recorded a population of 1,691 in 2020.
The average household income in McMechen is $61,657 with a poverty rate of 26.74%. The median age in McMechen is 33.4 years: 33.2 years for males, and 35.2 years for females.