Grayson County's 2026 population is estimated at 27,598, reflecting a 0.97% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Grayson County is the 40th largest county in Kentucky. The 2010 population was 25,786 and has grown 7.03% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.5 years
Female: 41.2 years
Male: 40 years
There are 20,358 adults, (4,834 of whom are seniors) in Grayson County.
Female: 13,271 (49.7%)
Male: 13,436 (50.3%)
The racial composition of Grayson County includes 95.39% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 25,475 | 95.39% |
| Two or more races | 746 | 2.79% |
| Black or African American | 218 | 0.82% |
| Other race | 153 | 0.57% |
| Asian | 105 | 0.39% |
| Native American | 10 | 0.04% |
Grayson County 's average per capita income is $40,435. Household income levels show a median of $50,757. The poverty rate stands at 20.07%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $75,556 | - |
| Families | $68,777 | $89,444 |
| Households | $50,757 | $71,276 |
| Non Families | $24,393 | $36,610 |
Average Income
Median Household Income
Poverty Rate