PlainZIP

San Antonio, TX · standard

ZIP Code 78218

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

31,917
1,042/sq mi
$57,285
Median income
$190,900
Median home value
20.7%
Bachelor's or higher

The verdict

San Antonio pairs a below-median household income with below-median home values, in a low-density, mixed-tenure area.

25th pct
household income, US ZIPs
41th pct
home value, US ZIPs
1,042
people per sq mi
48%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78218 against every reporting US ZIP.

ZIP code 78218 is a densely settled ZIP (a standard USPS delivery area) in San Antonio, Bexar County, Texas, with 31,917 residents across 30.6 square miles, a density of 1,042 people per square mile, in the Chicago time zone.

ZIP 78218 reports a modest median household income of $57,285 (24% below the Texas average), while per-capita income is $30,624. 18.9% of residents live below the poverty line, and the unemployment rate reads 5.3%. On housing, the median home value is $190,900 (23% below the state average) with median rent at $1,215 per month, and 48.2% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 20.7% of adults hold a bachelor's degree or higher, the median age is 36, and the average commute is 23 minutes. To put 78218 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 78218

Top 5 sectors by establishment count in San Antonio, TX

Which industries have the most business establishments in ZIP 78218.

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 78218, 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

31,917

Population

30.6

Area (sq mi)

1,042

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 78218?

36.0

Median Age

47.5%

Male

52.5%

Female

17.1%

Foreign-Born

White 34.7%
African American 13.0%
Asian 3.0%
American Indian or Alaska Native 1.6%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 34.0%
Hispanic or Latino 56.2%

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?

$57,285

Median Household Income

-24% vs state

$30,624

Per Capita Income

18.9%

Poverty Rate

5.3%

Unemployment Rate

22.8 min

Mean Commute Time

How ZIP 78218 ranks nationally

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

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

$57,285 25th percentile higher than 25% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $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 53.2%
Bachelor's Degree or Higher 20.7%

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

What does housing look like?

16,121

Total Housing Units

15,193

Occupied Units

928

Vacant Units

2.57

Avg Household Size

Occupancy Type

Owner 48.2%
Renter 51.8%

$190,900

Median Home Value

-23% vs state

$1,215

Median Rent

1980

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

-0.3%

YoY Change (2024)

323

HPI Index (2000 = 100)

+223%

Total Change Since 2000

Home values in ZIP 78218 have decreased 0.3% over the past year (2024). Since 2000, this ZIP has seen +223% cumulative appreciation.

Year Annual Change HPI Index
2020 +4.3% 236
2021 +13.9% 269
2022 +17.3% 316
2023 +2.5% 324
2024 -0.3% 323

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 907 business establishments in ZIP 78218, employing approximately 27,125 people with a combined annual payroll of $1,542,404,000.

907

Businesses

27,125

Employees

$1.5B

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 141 15.6%
Retail trade 129 14.2%
Wholesale trade 117 12.9%
Transportation and warehousing 84 9.3%
Other services (except public administration) 69 7.6%
Health care and social assistance 66 7.3%
Real estate and rental and leasing 53 5.8%
Construction 52 5.7%
Professional, scientific, and technical services 52 5.7%
Administrative and support and waste management and remediation services 38 4.2%
Manufacturing 32 3.5%
Finance and insurance 32 3.5%
Information 17 1.9%
Educational services 8 0.9%
Management of companies and enterprises 7 0.8%
Arts, entertainment, and recreation 7 0.8%

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 78218 vs 78209 →

ZIP 78218 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 78218 ranks #5 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 78218 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 78218 ranks #8 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
78209 San Antonio, TX 39,197 3.3 mi
78219 San Antonio, TX 15,225 3.5 mi
78239 San Antonio, TX 28,736 2.9 mi
78217 San Antonio, TX 32,165 3.6 mi
78244 San Antonio, TX 30,757 3.3 mi
78234 Jbsa Ft Sam Houston, TX 7,126 3.1 mi
78220 San Antonio, TX 15,965 5.2 mi
78247 San Antonio, TX 49,176 6.5 mi
78233 San Antonio, TX 43,710 5.0 mi
78208 San Antonio, TX 3,736 5.0 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 78218 in? ▼
ZIP code 78218 (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 78218? ▼
ZIP code 78218 in San Antonio, TX has a population of 31,917 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78218? ▼
The median household income in ZIP 78218 is $57,285, which is 25% below the national average of $76,288.
What is the average home value in ZIP 78218? ▼
The median home value in ZIP 78218 is $190,900, which is 31% below the national average of $278,155.
What is the demographic makeup of ZIP 78218? ▼
The largest racial group in ZIP 78218 is White at 34.7%. Hispanic or Latino residents make up 56.2% of the population.
How many businesses are in ZIP code 78218? ▼
ZIP code 78218 has 907 business establishments employing approximately 27,125 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 78218? ▼
The top industries by establishment count in ZIP 78218 are: Accommodation and food services (141), Retail trade (129), Wholesale trade (117). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 78218? ▼
According to the FHFA House Price Index, home values in ZIP 78218 decreased by 0.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 223%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 78218? ▼
In ZIP code 78218, 53.2% of residents aged 25+ have a high school diploma or higher, and 20.7% 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 78218? ▼
The mean commute time for workers in ZIP code 78218 is 22.8 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 78218? ▼
In ZIP code 78218, approximately 48.2% of occupied housing units are owner-occupied and 51.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78218? ▼
The poverty rate in ZIP code 78218 is 18.9% 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.