Sebastian

County:: Willacy County
County Seat:: No
Area (mi²):: 1.667
State:: Texas

Sebastian is a CDP located in Willacy County, Texas. Sebastian has a 2025 population of 1,116. Sebastian is currently declining at a rate of -4.53% annually and its population has decreased by -25.99% since the most recent census, which recorded a population of 1,508 in 2020.

The average household income in Sebastian is $39,045 with a poverty rate of 31.56%. The median age in Sebastian is 42.9 years: 42.4 years for males, and 46.3 years for females.

Demographics

The racial composition of Sebastian includes 51.92% White, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	594	51.92%
Two or more races	550	48.08%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Sebastian Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sebastian's average per capita income is $32,819. Household income levels show a median of $24,395. The poverty rate stands at 31.56%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$68,304	-
Families	$42,243	$51,165
Households	$24,395	$39,045
Non Families	-	$8,201

$32,819

Average Income

$24,395

Median Household Income

31.56%

Poverty Rate