Lavaca County's 2026 population is estimated at 20,776, reflecting a 0.61% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lavaca County is the 120th largest county in Texas. The 2010 population was 19,266 and has grown 7.84% since 2010.
Overall: 42.9 years
Female: 43.9 years
Male: 41.7 years
There are 15,726 adults, (4,950 of whom are seniors) in Lavaca County.
Female: 10,455 (50.9%)
Male: 10,097 (49.1%)
The racial composition of Lavaca County includes 74.01% White, 10.29% other race, 3.64% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 15,211 | 74.01% |
| Two or more races | 2,391 | 11.63% |
| Other race | 2,114 | 10.29% |
| Black or African American | 749 | 3.64% |
| Asian | 71 | 0.35% |
| Native American | 16 | 0.08% |
Lavaca County 's average per capita income is $50,333. Household income levels show a median of $63,240. The poverty rate stands at 11.45%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $97,720 | - |
| Families | $86,739 | $104,647 |
| Households | $63,240 | $86,683 |
| Non Families | $37,219 | $47,882 |
Average Income
Median Household Income
Poverty Rate