San Antonio, TX 78209 ZIP Code Profile


Camera Icon Photos of the local San Antonio, TX area

ZIP Code 78209: Basic Data & USPS Preferred City Name

Preferred Name, USPS
San Antonio, TX 78209

Acceptable Alternative
Alamo Heights, TX 78209
Terrell Hills, TX 78209

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 2,444
  • Single Family Addresses: 11,563
  • Multi-Family Addresses: 8,564
  • County: Bexar County
  • Centroid: Latitude 29.485, Longitude -98.466
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

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.


78209 ZIP Code Map

Search the map for:

San Antonio, TX 78209 Data & Demographics (As of July 1, 2017)


Total Population 42,090
Daytime Population: Workers 31,462
Daytime Population: Residents 21,705
Total Daytime Population (TDP) 53,167
Ratio TDP/Total Population1 1.26
Population in Households 40,023
Population in Familes 28,678
Population in Group Qrtrs 2,067
Population Density2 4,206
Diversity Index3 59


Median Household Income $70,704
Average Household Income $122,491
Per Capita Income $56,229


Total Housing Units 20,571 (100%)
Owner Occupied HU 10,024 (48.7%)
Renter Occupied HU 8,624 (41.9%)
Vacant Housing Units 1,923 ( 9.3%)
Median Home Value $333,563
Average Home Value $445,344


Total Households 18,648
Average Household Size 2.15
Family Households 9,695
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 1.19% 1.25%
Households 1.14% 1.29%
Families 0.85% 1.06%
Median Household Income   2.38%
Per Capita Income   1.72%

San Antonio, TX 78209 - Peer Comparisons by Rank and Percentile

The table below compares 78209 to the other 1,848 ZIP Codes in Texas by rank and percentile using July 1, 2017 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 # 179 90th
Population Density # 166 91st
Diversity Index # 915 51st
Median Household Income # 269 85th
Per Capita Income # 50 97th

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

Texas Research Tools

Texas Census Data Comparison Tool

Compare Texas Census Data
Highest or Lowest: