Shelby County's 2026 population is estimated at 51,138, reflecting a 1% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Shelby County is the 20th largest county in Kentucky. The 2010 population was 42,222 and has grown 21.12% since 2010.
Data after 2023 is projected based on recent change
Overall: 40.9 years
Female: 42.3 years
Male: 39.9 years
There are 38,206 adults, (8,184 of whom are seniors) in Shelby County.
Female: 24,919 (50.8%)
Male: 24,177 (49.2%)
The racial composition of Shelby County includes 80.41% White, 3.91% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 39,480 | 80.41% |
| Two or more races | 5,732 | 11.68% |
| Black or African American | 1,919 | 3.91% |
| Other race | 1,279 | 2.61% |
| Asian | 477 | 0.97% |
| Native American | 209 | 0.43% |
Shelby County 's average per capita income is $49,630. Household income levels show a median of $82,604. The poverty rate stands at 9.69%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $112,083 | - |
| Families | $99,431 | $122,360 |
| Households | $82,604 | $104,252 |
| Non Families | $42,576 | $52,936 |
Average Income
Median Household Income
Poverty Rate