Port Lavaca is a city located in Calhoun County, Texas. Port Lavaca has a 2025 population of 11,243 . It is also the county seat of Calhoun County . Port Lavaca is currently declining at a rate of -0.5% annually and its population has decreased by -2.41% since the most recent census, which recorded a population of 11,521 in 2020.
The average household income in Port Lavaca is $84,082 with a poverty rate of 11.39%. The median age in Port Lavaca is 34.5 years: 34.3 years for males, and 36.3 years for females. For every 100 females there are 100.7 males.
Data after 2023 is projected based on recent change
The racial composition of Port Lavaca includes 55.6% White, 11.52% other race, 9.15% Asian, 3.32% Black or African American, and smaller percentages for and multiracial populations.
White (55.6%)
Two or more races (20.41%)
Other race (11.52%)
Asian (9.15%)
Black or African American (3.32%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 6,344 | 55.6% |
| Two or more races | 2,329 | 20.41% |
| Other race | 1,314 | 11.52% |
| Asian | 1,044 | 9.15% |
| Black or African American | 379 | 3.32% |
Married
Widowed
Divorced
Separated
Never Married
Port Lavaca's average per capita income is $39,652. Household income levels show a median of $65,395. The poverty rate stands at 11.39%.
Name | Median | Mean |
|---|---|---|
| Married Families | $78,149 | - |
| Families | $72,948 | $97,985 |
| Households | $65,395 | $84,082 |
| Non Families | $52,199 | $54,969 |
Average Income
Median Household Income
Poverty Rate