PlainZIP

San Antonio, TX · standard

ZIP Code 78203

Bexar County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

6,099
1,832/sq mi
$35,536
Median income
$158,000
Median home value
10.8%
Bachelor's or higher

The verdict

San Antonio pairs one of the lowest household incomes in the country with below-median home values, in a low-density, mixed-tenure area.

3th pct
household income, US ZIPs
29th pct
home value, US ZIPs
1,832
people per sq mi
45%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78203 against every reporting US ZIP.

ZIP code 78203 is a mid-sized community (a standard USPS delivery area) in San Antonio, Bexar County, Texas, home to 6,099 residents across 3.3 square miles, a density of 1,832 people per square mile, in the Chicago time zone.

ZIP 78203 sits on the lower end of the income spectrum: median household income is $35,536 (53% below the Texas average), while per-capita income is $18,976. 39.1% of residents live below the poverty line, and the unemployment rate reads 6.2%. Median home value sits at $158,000 (36% below the state average), median rent at $1,051 a month, and owner-occupancy at 45.1%.

Formal educational attainment runs low here: just 10.8% of adults hold a bachelor's degree or higher, the median age is 33.4, and the average commute is 22 minutes. To put 78203 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Bexar County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 78203

Top 5 sectors by establishment count in San Antonio, TX

Which industries have the most business establishments in ZIP 78203.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 78203, San Antonio, TX · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

6,099

Population

3.3

Area (sq mi)

1,832

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 78203?

33.4

Median Age

46.4%

Male

53.6%

Female

17.8%

Foreign-Born

White 33.3%
African American 6.1%
Asian 0.0%
American Indian or Alaska Native 1.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 39.0%
Hispanic or Latino 85.7%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$35,536

Median Household Income

-53% vs state

$18,976

Per Capita Income

39.1%

Poverty Rate

6.2%

Unemployment Rate

22.1 min

Mean Commute Time

How ZIP 78203 ranks nationally

San Antonio, TX household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$35,536 3rd percentile higher than 3% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). This entry sits in this band. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 42.2%
Bachelor's Degree or Higher 10.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,392

Total Housing Units

1,802

Occupied Units

590

Vacant Units

2.81

Avg Household Size

Occupancy Type

Owner 45.1%
Renter 54.9%

$158,000

Median Home Value

-36% vs state

$1,051

Median Rent

1953

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 78 business establishments in ZIP 78203, employing approximately 805 people with a combined annual payroll of $38,358,000.

78

Businesses

805

Employees

$38.4M

Annual Payroll

8

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 23 29.5%
Accommodation and food services 17 21.8%
Retail trade 8 10.3%
Health care and social assistance 5 6.4%
Construction 4 5.1%
Wholesale trade 4 5.1%
Administrative and support and waste management and remediation services 4 5.1%
Arts, entertainment, and recreation 3 3.9%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 78203 vs 78202 →

ZIP 78203 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 78203 ranks #8 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 78203 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 78203 ranks #9 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
78202 San Antonio, TX 11,691 0.9 mi
78210 San Antonio, TX 36,865 1.4 mi
78208 San Antonio, TX 3,736 1.7 mi
78205 San Antonio, TX 1,453 1.7 mi
78215 San Antonio, TX 1,150 2.2 mi
78204 San Antonio, TX 11,125 2.8 mi
78234 Jbsa Ft Sam Houston, TX 7,126 3.4 mi
78220 San Antonio, TX 15,965 4.0 mi
78207 San Antonio, TX 55,514 4.0 mi
78209 San Antonio, TX 39,197 5.1 mi

More ZIP Codes in Bexar County

78228 standard
San Antonio, TX
Pop: 58,811
78245 standard
San Antonio, TX
Pop: 56,511
78207 standard
San Antonio, TX
Pop: 55,514
78250 standard
San Antonio, TX
Pop: 54,903
78240 standard
San Antonio, TX
Pop: 51,111
78223 standard
San Antonio, TX
Pop: 50,637

Related Areas

Bexar County San Antonio, TX Texas

Frequently Asked Questions

What county is ZIP code 78203 in? ▼
ZIP code 78203 (San Antonio) is located in Bexar County, Texas. Bexar County contains multiple ZIP codes, see the full list at /counties/bexar-tx.
What is the population of ZIP code 78203? ▼
ZIP code 78203 in San Antonio, TX has a population of 6,099 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78203? ▼
The median household income in ZIP 78203 is $35,536, which is 53% below the national average of $76,288.
What is the average home value in ZIP 78203? ▼
The median home value in ZIP 78203 is $158,000, which is 43% below the national average of $278,155.
What is the demographic makeup of ZIP 78203? ▼
The largest racial group in ZIP 78203 is Two or More Ethnicities at 39.0%. Hispanic or Latino residents make up 85.7% of the population.
How many businesses are in ZIP code 78203? ▼
ZIP code 78203 has 78 business establishments employing approximately 805 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 78203? ▼
The top industries by establishment count in ZIP 78203 are: Other services (except public administration) (23), Accommodation and food services (17), Retail trade (8). There are 8 industry sectors represented in total.
What is the education level in ZIP code 78203? ▼
In ZIP code 78203, 42.2% of residents aged 25+ have a high school diploma or higher, and 10.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 78203? ▼
The mean commute time for workers in ZIP code 78203 is 22.1 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 78203? ▼
In ZIP code 78203, approximately 45.1% of occupied housing units are owner-occupied and 54.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78203? ▼
The poverty rate in ZIP code 78203 is 39.1% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.