Sebastian, TX Profile: Facts, Map & Data


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Sebastian, Texas - Basic Facts

The Sebastian Census Designated Place had a population of 1,917 as of July 1, 2016.

The primary coordinate point for Sebastian is located at latitude 26.3452 and longitude -97.7963 in Willacy County. The formal boundaries for the Sebastian Census Designated Place (see map below) encompass a land area of 1.67 sq. miles and a water area of 0 sq. miles. Willacy County is in the Central time zone (GMT -6). The elevation is 39 feet.

The Sebastian Census Designated Place (GNIS ID: 2409298) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

Texas is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Sebastian Census Designated Place is located within Sebastian Division of Willacy County.

Beneath the boundary map are tables with Sebastian population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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Sebastian Census Designated Place, TX Boundary Map

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Boundary Maps: Sebastian Division | Willacy County | Texas Counties

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Sebastian, TX Data & Demographics (As of July 1, 2016)


Total Population 1,917
Population in Households 1,917
Population in Familes 1,734
Population in Group Qrtrs 0
Population Density1 1,149
Diversity Index2 36


Total Households 603
Average Household Size 3.18
Family Households 474
Average Family Size 4


Total Housing Units 692 (100%)
Owner Occupied HU 477 (68.9%)
Renter Occupied HU 126 (18.2%)
Vacant Housing Units 89 (12.9%)
Median Home Value $50,216
Average Home Value $88,365


Median Household Income $30,086
Average Household Income $41,195
Per Capita Income $12,965
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.0% -0.13%
Households 0.19% -0.03%
Families 0.55% -0.04%
Median Household Income   3.25%
Per Capita Income   1.67%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Sebastian, TX - Peer Comparisons by Rank and Percentile

The table below compares Sebastian to the other 1,749 incorporated cities, towns and CDPs in Texas by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 734 58th
Population Density1 # 624 64th
Diversity Index2 # 1214 31st
Median Household Income # 1536 12th
Per Capita Income # 1543 12th

Additional comparisons and rankings can be made with a VERY EASY TO USE Texas Census Data Comparison Tool.

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