Big Sandy is a CDP located in McDowell County, West Virginia. Big Sandy has a 2026 population of 14. Big Sandy is currently declining at a rate of -12.5% annually and its population has decreased by -46.15% since the most recent census, which recorded a population of 26 in 2020.
The median age in Big Sandy is 52.4 years: 0 years for males, and 52.3 years for females. For every 100 females there are 24.2 males.
Data after 2023 is projected based on recent change
Overall: 52.4 years
Female: 52.3 years
Male: 0 years
There are 81 adults, (18 of whom are seniors) in Big Sandy.
Female: 91 (80.5%)
Male: 22 (19.5%)
The racial composition of Big Sandy includes 100% White, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 113 | 100% |