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 High-density area
- $57,285
- Median income Below-median income area
- $190,900
- Median home value Near-median home value
- 20.7%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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
- 41st 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 average Texas ZIP), while per-capita income is $30,624. The poverty rate is 18.9%, with unemployment at 5.3%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $190,900 (23% below the average Texas ZIP), and median rent is $1,215; owner occupancy is 48.2%.
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. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Bexar County, so 78218 can be compared with both its immediate and county-level context.
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.
- Accommodation and food services
Accommodation and food services
141 establishments
- Retail trade
Retail trade
129 establishments
- Wholesale trade
Wholesale trade
117 establishments
- Transportation and warehousing
Transportation and warehousing
84 establishments
- Other services (except public administration)
Other services (except public administration)
69 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, 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
Who lives in ZIP 78218?
36.0
Median Age
47.5%
Male
52.5%
Female
17.1%
Foreign-Born
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 ZIP avg
$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
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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
16,121housing units
16,121
Total Housing Units
15,193
Occupied Units
928
Vacant Units
2.57
Avg Household Size
Occupancy Type
$190,900
Median Home Value
-23% vs state ZIP avg
$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.
- 78247
San Antonio (78247)
49,176 residents
- 78233
San Antonio (78233)
43,710 residents
- 78209
San Antonio (78209)
39,197 residents
- 78217
San Antonio (78217)
32,165 residents
- 78218
San Antonio (78218)
31,917 residents
- 78244
San Antonio (78244)
30,757 residents
- 78239
San Antonio (78239)
28,736 residents
- 78220 15,965
San Antonio (78220)
15,965 residents
- 78219 15,225
San Antonio (78219)
15,225 residents
What this shows Among its immediate neighbors, ZIP 78218 ranks #5 by population - useful context the national average alone can't give.
ZIP 78218 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 78234
Jbsa Ft Sam Houston (78234)
$100,662 median income
- 78247
San Antonio (78247)
$91,013 median income
- 78209
San Antonio (78209)
$86,514 median income
- 78233
San Antonio (78233)
$76,421 median income
- 78244
San Antonio (78244)
$71,128 median income
- 78239
San Antonio (78239)
$70,098 median income
- 78217
San Antonio (78217)
$60,988 median income
- 78218
San Antonio (78218)
$57,285 median income
- 78219
San Antonio (78219)
$52,094 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.
| 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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 78218, both outside TX so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (31,917 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Bexar County
Related Areas
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.
Related
Take this with you
What to do with ZIP 78218's numbers, next.
- See how ZIP 78218 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where San Antonio, TX ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.