San Diego, TX Profile: Facts, Map & Data


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San Diego, Texas - Basic Facts

Real Estate Resources

The City of San Diego had a population of 4,732 as of July 1, 2016. San Diego ranks in the upper quartile for Population Density and the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Texas. See peer rankings below.

The primary coordinate point for San Diego is located at latitude 27.7609 and longitude -98.2389 in Duval County. The formal boundaries for the City of San Diego (see map below) encompass a land area of 1.9 sq. miles and a water area of 0 sq. miles. Duval County is in the Central time zone (GMT -6). The elevation is 308 feet.

While the primary coordinates for City of San Diego are located in Duval County, it should be noted that the formal boundaries for this community also extend into and Jim Wells County.

The City of San Diego (GNIS ID: 2411783) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Texas is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of San Diego is located within San Diego Division of Duval County.

Beneath the boundary map are tables with San Diego 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

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


City of San Diego, TX Boundary Map

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Boundary Maps: San Diego Division | Duval County | Texas Counties

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


Total Population 4,732
Population in Households 4,638
Population in Familes 3,991
Population in Group Qrtrs 94
Population Density1 2,489
Diversity Index2 32


Total Households 1,568
Average Household Size 2.96
Family Households 1,135
Average Family Size 4


Total Housing Units 1,859 (100%)
Owner Occupied HU 1,077 (57.9%)
Renter Occupied HU 491 (26.4%)
Vacant Housing Units 291 (15.7%)
Median Home Value $53,506
Average Home Value $82,614


Median Household Income $33,192
Average Household Income $46,131
Per Capita Income $15,780
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.85% 0.42%
Households 0.75% 0.34%
Families 0.36% 0.3%
Median Household Income   1.74%
Per Capita Income   0.96%
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.

San Diego, TX - Peer Comparisons by Rank and Percentile

The table below compares San Diego 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 # 420 76th
Population Density1 # 217 88th
Diversity Index2 # 1340 23rd
Median Household Income # 1418 19th
Per Capita Income # 1421 19th

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