New Haven
- County:
- Mason County
- County Seat:
- No
- Area (mi²):
- 1.101
- State:
- West Virginia
New Haven is a town located in Mason County, West Virginia. New Haven has a 2026 population of 1,414. New Haven is currently declining at a rate of -0.35% annually and its population has decreased by -3.61% since the most recent census, which recorded a population of 1,467 in 2020.
The median household income in New Haven is $55,938 with a poverty rate of 19.56%. The median age in New Haven is 49.2 years: 43.7 years for males, and 51.7 years for females. For every 100 females there are 86.6 males.