Sebastian, Texas Demographics & Population 2026
Demographic data: ACS 2020–2024 five-year estimates. Sources and methodology
During the 2020–2024 ACS period, Sebastian, Texas had a total population of 1,021, the 1009th largest community in Texas, with a median household income of $22,786, which is 71% lower than the state average. The poverty rate is 38.0%.
Key Takeaways
- Household income is 71% below the state average, indicating significant economic challenges.
- More than 1 in 4 residents live below the poverty line (38.0%), well above the national average of 12.4%.
- Only 1.7% of adults have a bachelor's degree, well below the national average of 35.7%.
- Housing is very affordable with a home-value-to-income ratio of just 1.6x.
- Unemployment rate of 12.6% is notably above the national average.
Sebastian Quick Facts
How Sebastian Changed
Change from the non-overlapping 2015–2019 ACS period to 2020–2024. Earlier dollar figures are adjusted to 2024 dollars; changes marked “no clear change” are within the combined 90% margins of error.
| Metric | 2015–2019 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,515 | 1,021 | -32.6% |
| Median household income | $35,265 | $22,786 | No clear change (-35.4%) |
| Median home value¹ | $60,920 | $35,900 | -41.1% |
| Median gross rent | $393 | $326 | No clear change (-17.0%) |
How Sebastian Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
- White: 0.0%
- Black: 0.0%
- Hispanic: 100.0%
- Asian: 0.0%
- Other: 0.0%
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 67 | National average: 61
Education
Educational Attainment (Adults 25+)
- < High School: 51.0%
- HS Diploma: 34.4%
- Some College: 6.3%
- Associate's: 6.5%
- Bachelor's: 1.7%
- Graduate+: 0.0%
Sebastian Rankings in Texas
Explore Texas Rankings
Other Cities in Willacy County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Raymondville | 10,185 | $51,442 | 31.0% | $52,200 |
| Lyford | 2,054 | $56,071 | 20.8% | $59,400 |
| Lasara | 1,467 | N/A | 16.5% | $57,700 |
| Los Angeles | 553 | N/A | 9.7% | N/A |
| San Perlita | 462 | $74,688 | 19.7% | $56,600 |
| Port Mansfield | 245 | N/A | 10.9% | N/A |
| Ranchette Estates | 229 | N/A | 0.0% | N/A |
| Zapata Ranch | 190 | $111,270 | 3.2% | N/A |
| Santa Monica | 98 | $89,375 | 0.0% | N/A |
Cities Similar to Sebastian
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Lakeshore Gardens-Hidden Acres | 970 | N/A | $208,300 | 2.2% | 12.1% |
| Mi Ranchito Estate | 1,091 | N/A | $217,200 | 0.0% | 9.2% |
| Los Altos | 1,082 | $22,177 | N/A | 0.0% | 91.1% |
| Runge | 1,108 | N/A | $88,500 | 19.2% | 53.2% |
| Camp Wood | 939 | N/A | $77,500 | 5.5% | 16.5% |
Population Overview
Sebastian is a small community located in Texas, within Willacy County. The total population is 1,021. It ranks as the 1009th most populous out of 1,795 Census-designated places in Texas.
Age Demographics
The median age in Sebastian is 42.1 years. This is 18% higher than the state median of 35.6 years. Only 15.0% of residents are under 18, indicating fewer families with children. 15.9% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Sebastian is $22,786. This is 71% lower than the state median of $78,476. It is also 72% lower than the national median of $80,734. The poverty rate stands at 38.0%. This is 176% higher than the state poverty rate of 13.8%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 12.6%. This is 139% higher than the state rate of 5.3%. The median home value is $35,900. Housing costs are 87% lower than the state median of $283,800. With a home-value-to-income ratio of just 1.6x, Sebastian is one of the most affordable housing markets in the area. 60.9% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 62.6%.
Race & Ethnicity
Every resident counted in Sebastian was recorded as Hispanic or Latino. A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
1.7% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 95% lower than the state rate of 33.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 49.0%.
Data Sources & Methodology
All demographic data for Sebastian, Texas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Texas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,795 Census-designated places in Texas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Sebastian, Texas?
Sebastian, Texas has a population of 1,021 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sebastian, TX?
The median household income in Sebastian is $22,786, which is 72% lower than the national median of $80,734.
What is the poverty rate in Sebastian, TX?
The poverty rate in Sebastian is 38.0%. This means approximately 388 residents live below the federal poverty line.
What is the racial makeup of Sebastian, Texas?
Sebastian's population is 0.0% White, 0.0% Black, 100.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Sebastian, TX?
The median home value in Sebastian is $35,900. The home-value-to-income ratio is 1.6x.
How educated is Sebastian, Texas?
1.7% of adults (25+) in Sebastian hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.