Grantsville is a town located in Calhoun County, West Virginia. Grantsville has a 2026 population of 449. It is also the county seat of Calhoun County. Grantsville is currently declining at a rate of -1.54% annually and its population has decreased by -8.37% since the most recent census, which recorded a population of 490 in 2020.
The median household income in Grantsville is $28,438 with a poverty rate of 48.53%. The median age in Grantsville is 39.8 years: 36.5 years for males, and 46 years for females. For every 100 females there are 98.5 males.
Data after 2023 is projected based on recent change
Overall: 39.8 years
Female: 46 years
Male: 36.5 years
There are 304 adults, (94 of whom are seniors) in Grantsville.
Female: 202 (50.4%)
Male: 199 (49.6%)
The racial composition of Grantsville includes 92.27% White, and smaller percentages for Black or African American, Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 370 | 92.27% |
| Two or more races | 20 | 4.99% |
| Black or African American | 5 | 1.25% |
| Native American | 3 | 0.75% |
| Asian | 3 | 0.75% |
Grantsville 's average per capita income is $40,750. Household income levels show a median of $28,438. The poverty rate stands at 48.53%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $45,938 | - |
| Families | $37,656 | $42,141 |
| Households | $28,438 | $36,146 |
| Non Families | $18,125 | $23,614 |
Average Income
Median Household Income
Poverty Rate