ZIP Code Tabulation Area · Texas

ZIP Code 78203: San Antonio, TX

ZIP Code 78203 (San Antonio, Bexar County, Texas) has an estimated 5,200 residents in 1,802 households. The median household income is $35,536, the median home value is $158,000 and the median gross rent is $1,051/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

5,200

Margin of error ±1,108

Median household income

$35,536

Margin of error ±$14,627

Median home value

$158,000

Margin of error ±$31,036

Median gross rent

$1,051/mo

Margin of error ±$188

Median age

33.4 yrs

Margin of error ±5.8 yrs

Mean travel time to work

22.1 min

Margin of error ±8.8 min

How ZIP 78203 compares with Texas and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 7820333.4 yrsTexas35.6 yrsUnited States38.9 yrs

Median household income

ZIP 78203$35,536Texas$78,476United States$80,734

Per capita income

ZIP 78203$18,976Texas$40,752United States$44,673

Poverty rate

ZIP 7820339.1%Texas13.8%United States12.5%

Unemployment rate

ZIP 782036.3%Texas5.3%United States5.2%

Bachelor's degree or higher

ZIP 7820310.8%Texas33.8%United States35.7%

Median home value

ZIP 78203$158,000Texas$283,800United States$332,700

Median gross rent

ZIP 78203$1,051/moTexas$1,403/moUnited States$1,413/mo

Owner-occupied homes

ZIP 7820345.1%Texas62.6%United States65.2%

Mean travel time to work

ZIP 7820322.1 minTexas26.7 minUnited States26.4 min

Worked from home

ZIP 7820311.1%Texas14.4%United States15.1%

All figures for ZIP 78203

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 78203 — ACS 2020–2024 5-year estimates
MeasureZIP 78203Margin of errorTexasUnited States
Total population5,200±1,10830,188,424334,922,499
Median age33.4 yrs±5.8 yrs35.6 yrs38.9 yrs
Households1,802±31710,992,816129,227,496
Median household income$35,536±$14,627$78,476$80,734
Per capita income$18,976±$2,969$40,752$44,673
Poverty rate39.1%±3.7 pts13.8%12.5%
Unemployment rate6.3%±4.7 pts5.3%5.2%
Bachelor's degree or higher10.8%±3.7 pts33.8%35.7%
Median home value$158,000±$31,036$283,800$332,700
Median gross rent$1,051/mo±$188$1,403/mo$1,413/mo
Owner-occupied homes45.1%±9.1 pts62.6%65.2%
Mean travel time to work22.1 min±8.8 min26.7 min26.4 min
Worked from home11.1%±4.3 pts14.4%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 78203
GroupZIP 78203TexasUnited States
White alone, not Hispanic or Latino6.6%39.1%57.4%
Black or African American alone, not Hispanic or Latino6.1%11.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino0.0%5.5%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.1%0.2%
Some other race alone, not Hispanic or Latino0.0%0.4%0.6%
Two or more races, not Hispanic or Latino1.7%3.1%4.3%
Hispanic or Latino (of any race)85.7%39.7%19.3%

Where ZIP 78203 is

State
Texas
Main county
Bexar County
Largest overlapping place
San Antonio (100% of the ZIP's land area)
Land area
1.37 sq mi· about 3,796 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Bexar County

78201 San Antonio, TX78202 San Antonio, TX78204 San Antonio, TX78205 San Antonio, TX78207 San Antonio, TX78208 San Antonio, TX78209 San Antonio, TX78210 San Antonio, TX78211 San Antonio, TX78212 San Antonio, TX78213 San Antonio, TX78214 San Antonio, TX78215 San Antonio, TX78216 San Antonio, TX78217 San Antonio, TX78218 San Antonio, TX78219 San Antonio, TX78220 San Antonio, TX78221 San Antonio, TX78222 San Antonio, TX78223 San Antonio, TX78224 San Antonio, TX78225 San Antonio, TX78226 San Antonio, TX

See every ZIP code in Texas, or compare ZIP 78203 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.