Grant County's 2026 population is estimated at 10,943, reflecting a -0.13% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Grant County is the 43rd largest county in West Virginia. The 2010 population was 11,892 and has grown -7.98% since 2010.
Data after 2023 is projected based on recent change
Overall: 46.4 years
Female: 49.2 years
Male: 45.3 years
There are 8,827 adults, (2,772 of whom are seniors) in Grant County.
Female: 5,360 (48.8%)
Male: 5,623 (51.2%)
The racial composition of Grant County includes 96.03% White, and smaller percentages for Two or more races, Black or African American, Asian, other race and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 10,547 | 96.03% |
| Two or more races | 231 | 2.1% |
| Black or African American | 185 | 1.68% |
| Asian | 19 | 0.17% |
| Other race | 1 | 0.01% |
Grant County 's average per capita income is $39,027. Household income levels show a median of $62,361. The poverty rate stands at 13.26%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $86,722 | - |
| Families | $80,221 | $91,892 |
| Households | $62,361 | $73,987 |
| Non Families | $23,257 | $36,640 |
Average Income
Median Household Income
Poverty Rate