ZIP Code 78218
standardSource:
San Antonio · Bexar County · Texas
- Population
- 31,917
- Median income
- $57,285
- Median home value
- $190,900
- Bachelor's or higher
- 20.7%
- Land area
- 30.6 sq mi
1,042/sq mi
▼ 25% vs US
higher than 25% of US ZIPs
▼ 31% vs US
higher than 41% of US ZIPs
Median age 36
Chicago
ZIP code 78218 in San Antonio, Texas has a population of 31,917. The median household income is $57,285, which is 25% below the national average. Median home value is $190,900, 31% below the US average. 20.7% of residents hold a bachelor's degree or higher.
ZIP code 78218 is classified by USPS as a standard delivery area and covers roughly 30.6 square miles in San Antonio, Bexar County, Texas. The area is home to 31,917 residents, producing a population density of 1,042 people per square mile, and falls within the Chicago time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 78218 against Texas and the nation.
On the economic side, the median household income for ZIP 78218 sits at $57,285 (24% below the Texas average), while per-capita income is $30,624. The poverty rate stands at 18.9% and the unemployment rate at 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, a direct signal of whether 78218 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 20.7% of adults hold a bachelor's degree or higher, the median age is 36, and the average commute is 23 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Bexar County, so you can benchmark 78218 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 78218
Top 5 sectors by establishment count
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 + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
$30,624
Per Capita Income
18.9%
Poverty Rate
5.3%
Unemployment Rate
22.8 min
Mean Commute Time
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?
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
$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 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
Related Areas
Frequently Asked Questions
What county is ZIP code 78218 in? ▼
What is the population of ZIP code 78218? ▼
What is the median household income in ZIP 78218? ▼
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What is the demographic makeup of ZIP 78218? ▼
How many businesses are in ZIP code 78218? ▼
What are the main industries in ZIP code 78218? ▼
How have home values changed in ZIP code 78218? ▼
What is the education level in ZIP code 78218? ▼
What is the average commute time in ZIP 78218? ▼
What percentage of residents own vs. rent in ZIP 78218? ▼
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ZIP Code Research Guides
Official Data Resources for San Antonio, TX
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.