ZIP Code 78266
standardSource:
San Antonio · Comal County · Texas
- Population
- 5,591
- Median income
- $146,792
- Median home value
- $586,600
- Bachelor's or higher
- 60.1%
- Land area
- 97.4 sq mi
57/sq mi
▲ 92% vs US
higher than 96% of US ZIPs
▲ 111% vs US
higher than 90% of US ZIPs
Median age 49.8
Chicago
ZIP code 78266 in San Antonio, Texas has a population of 5,591. The median household income is $146,792, which is 92% above the national average. Median home value is $586,600, 111% above the US average. 60.1% of residents hold a bachelor's degree or higher.
ZIP code 78266 is classified by USPS as a standard delivery area and covers roughly 97.4 square miles in San Antonio, Comal County, Texas. The area is home to 5,591 residents, producing a population density of 57 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 78266 against Texas and the nation.
On the economic side, the median household income for ZIP 78266 sits at $146,792 (94% above the Texas average), while per-capita income is $71,737. The poverty rate stands at 1.6% and the unemployment rate at 3.2%. On housing, the median home value is $586,600 (137% above the state average) with median rent at $2,306 per month, and 94.3% of occupied units are owner-occupied, a direct signal of whether 78266 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 60.1% of adults hold a bachelor's degree or higher, the median age is 49.8, and the average commute is 33 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Comal County, so you can benchmark 78266 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 78266
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 78266.
- Construction
Construction
59 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
34 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
24 establishments
- Health care and social assistance 22
Health care and social assistance
22 establishments
- Other services (except public administration) 22
Other services (except public administration)
22 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 78266, 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
5,591
Population
97.4
Area (sq mi)
57
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 78266?
49.8
Median Age
49.9%
Male
50.1%
Female
5.5%
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?
$146,792
Median Household Income
+94% vs state
$71,737
Per Capita Income
1.6%
Poverty Rate
3.2%
Unemployment Rate
32.9 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?
2,796
Total Housing Units
2,651
Occupied Units
145
Vacant Units
2.74
Avg Household Size
Occupancy Type
$586,600
Median Home Value
+137% vs state
$2,306
Median Rent
2003
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
+9.9%
YoY Change (2024)
289
HPI Index (2000 = 100)
+189%
Total Change Since 2000
Home values in ZIP 78266 have increased 9.9% over the past year (2024). Since 2000, this ZIP has seen +189% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +7.1% | 189 |
| 2021 | +10.6% | 209 |
| 2022 | +29.1% | 270 |
| 2023 | -2.5% | 263 |
| 2024 | +9.9% | 289 |
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 288 business establishments in ZIP 78266, employing approximately 4,146 people with a combined annual payroll of $217,716,000.
288
Businesses
4,146
Employees
$217.7M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 59 | 20.5% |
| Professional, scientific, and technical services | 34 | 11.8% |
| Real estate and rental and leasing | 24 | 8.3% |
| Health care and social assistance | 22 | 7.6% |
| Other services (except public administration) | 22 | 7.6% |
| Retail trade | 20 | 6.9% |
| Finance and insurance | 20 | 6.9% |
| Administrative and support and waste management and remediation services | 19 | 6.6% |
| Manufacturing | 14 | 4.9% |
| Transportation and warehousing | 13 | 4.5% |
| Wholesale trade | 12 | 4.2% |
| Accommodation and food services | 12 | 4.2% |
| Educational services | 5 | 1.7% |
| Arts, entertainment, and recreation | 5 | 1.7% |
| Management of companies and enterprises | 3 | 1.0% |
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 78266 vs 78261 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 78261 | San Antonio, TX | 13,513 | 5.0 mi |
| 78259 | San Antonio, TX | 22,660 | 6.1 mi |
| 78233 | San Antonio, TX | 43,710 | 7.0 mi |
| 78247 | San Antonio, TX | 49,176 | 6.6 mi |
| 78148 | Universal City, TX | 20,139 | 7.9 mi |
| 78239 | San Antonio, TX | 28,736 | 9.7 mi |
| 78154 | Schertz, TX | 30,347 | 8.4 mi |
| 78150 | Jbsa Randolph, TX | 11 | 9.1 mi |
| 78108 | Cibolo, TX | 27,770 | 8.7 mi |
| 78217 | San Antonio, TX | 32,165 | 9.5 mi |
More ZIP Codes in Comal County
Related Areas
Frequently Asked Questions
What county is ZIP code 78266 in? ▼
What is the population of ZIP code 78266? ▼
What is the median household income in ZIP 78266? ▼
What is the average home value in ZIP 78266? ▼
What is the demographic makeup of ZIP 78266? ▼
How many businesses are in ZIP code 78266? ▼
What are the main industries in ZIP code 78266? ▼
How have home values changed in ZIP code 78266? ▼
What is the education level in ZIP code 78266? ▼
What is the average commute time in ZIP 78266? ▼
What percentage of residents own vs. rent in ZIP 78266? ▼
What is the poverty rate in ZIP code 78266? ▼
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.