Erath County's 2026 population is estimated at 43,827, reflecting a -0.19% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Erath County is the 79th largest county in Texas. The 2010 population was 37,913 and has grown 15.6% since 2010.
Overall: 32 years
Female: 32.1 years
Male: 32 years
There are 34,721 adults, (6,497 of whom are seniors) in Erath County.
Female: 22,423 (51.2%)
Male: 21,371 (48.8%)
The racial composition of Erath County includes 79.3% White, 7.39% other race, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 34,730 | 79.3% |
| Two or more races | 4,217 | 9.63% |
| Other race | 3,236 | 7.39% |
| Black or African American | 835 | 1.91% |
| Asian | 441 | 1.01% |
| Native American | 335 | 0.76% |
Erath County 's average per capita income is $47,318. Household income levels show a median of $65,115. The poverty rate stands at 16.56%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $98,674 | - |
| Families | $86,482 | $104,899 |
| Households | $65,115 | $85,669 |
| Non Families | $31,806 | $45,690 |
Average Income
Median Household Income
Poverty Rate