San Antonio, TX · standard
ZIP Code 78233
Bexar County, Texas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 43,710
- 1,284/sq mi High-density area
- $76,421
- Median income Near-median income area
- $220,800
- Median home value Near-median home value
- 27.5%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
San Antonio pairs an above-median household income with above-median home values, in a low-density, homeowner-dominated area.
- Top 43%
- household income, US ZIPs
- Top 50%
- home value, US ZIPs
- 1,284
- people per sq mi
- 60%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 78233 against every reporting US ZIP.
ZIP code 78233 is a densely settled ZIP (a standard USPS delivery area) in San Antonio, Bexar County, Texas, with 43,710 residents across 34.0 square miles, a density of 1,284 people per square mile, in the Chicago time zone.
ZIP 78233 lands in the middle-income range, with a median household income of $76,421 (1% above the average Texas ZIP), while per-capita income is $34,614. The poverty rate is 10.4%, with unemployment at 4.3%; those measures add context to the income figure. Median home value is $220,800 (11% below the average Texas ZIP) and median rent is $1,514; 60.4% of occupied homes are owner-occupied.
Educational attainment sits below the national norm: 27.5% 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 78233 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 78233
Top 5 sectors by establishment count in San Antonio, TX
Which industries have the most business establishments in ZIP 78233.
- Health care and social assistance
Health care and social assistance
155 establishments
- Construction
Construction
127 establishments
- Retail trade
Retail trade
106 establishments
- Accommodation and food services
Accommodation and food services
92 establishments
- Other services (except public administration)
Other services (except public administration)
74 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 78233, 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
43,710
Population
34.0
Area (sq mi)
1,284
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 78233?
36.0
Median Age
47.6%
Male
52.4%
Female
12.1%
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?
$76,421
Median Household Income
+1% vs state ZIP avg
$34,614
Per Capita Income
10.4%
Poverty Rate
4.3%
Unemployment Rate
23.3 min
Mean Commute Time
How ZIP 78233 ranks nationally
San Antonio, TX household income vs. every US ZIP code
Median household income, the full national distribution, with this ZIP marked
$76,421 Top 43% higher than 57% 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
19,859housing units
19,859
Total Housing Units
18,970
Occupied Units
889
Vacant Units
2.57
Avg Household Size
Occupancy Type
$220,800
Median Home Value
-11% vs state ZIP avg
$1,514
Median Rent
1986
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
-0.8%
YoY Change (2024)
307
HPI Index (2000 = 100)
+207%
Total Change Since 2000
Home values in ZIP 78233 have decreased 0.8% over the past year (2024). Since 2000, this ZIP has seen +207% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +4.4% | 221 |
| 2021 | +13.7% | 251 |
| 2022 | +19.1% | 299 |
| 2023 | +3.3% | 309 |
| 2024 | -0.8% | 307 |
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 864 business establishments in ZIP 78233, employing approximately 16,432 people with a combined annual payroll of $923,193,000.
864
Businesses
16,432
Employees
$923.2M
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 155 | 17.9% |
| Construction | 127 | 14.7% |
| Retail trade | 106 | 12.3% |
| Accommodation and food services | 92 | 10.7% |
| Other services (except public administration) | 74 | 8.6% |
| Administrative and support and waste management and remediation services | 70 | 8.1% |
| Wholesale trade | 50 | 5.8% |
| Real estate and rental and leasing | 38 | 4.4% |
| Manufacturing | 34 | 3.9% |
| Professional, scientific, and technical services | 34 | 3.9% |
| Finance and insurance | 28 | 3.2% |
| Transportation and warehousing | 25 | 2.9% |
| Information | 9 | 1.0% |
| Arts, entertainment, and recreation | 8 | 0.9% |
| Educational services | 6 | 0.7% |
| Mining, quarrying, and oil and gas extraction | 4 | 0.5% |
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 78233 vs 78239 →
ZIP 78233 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
- 78217
San Antonio (78217)
32,165 residents
- 78218
San Antonio (78218)
31,917 residents
- 78244
San Antonio (78244)
30,757 residents
- 78154
Schertz (78154)
30,347 residents
- 78239
San Antonio (78239)
28,736 residents
- 78259
San Antonio (78259)
22,660 residents
- 78148
Universal City (78148)
20,139 residents
What this shows Among its immediate neighbors, ZIP 78233 ranks #2 by population - useful context the national average alone can't give.
ZIP 78233 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 78266
San Antonio (78266)
$146,792 median income
- 78259
San Antonio (78259)
$114,156 median income
- 78154
Schertz (78154)
$100,572 median income
- 78247
San Antonio (78247)
$91,013 median income
- 78233
San Antonio (78233)
$76,421 median income
- 78148
Universal City (78148)
$74,783 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
What this shows By household income, ZIP 78233 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 78239 | San Antonio, TX | 28,736 | 2.7 mi |
| 78217 | San Antonio, TX | 32,165 | 3.7 mi |
| 78247 | San Antonio, TX | 49,176 | 3.4 mi |
| 78148 | Universal City, TX | 20,139 | 4.1 mi |
| 78244 | San Antonio, TX | 30,757 | 5.7 mi |
| 78218 | San Antonio, TX | 31,917 | 5.0 mi |
| 78154 | Schertz, TX | 30,347 | 5.8 mi |
| 78150 | Jbsa Randolph, TX | 11 | 5.3 mi |
| 78266 | San Antonio, TX | 5,591 | 7.0 mi |
| 78259 | San Antonio, TX | 22,660 | 6.3 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 78233, 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 (43,710 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 78233 in?
ZIP code 78233 (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 78233?
ZIP code 78233 in San Antonio, TX has a population of 43,710 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 78233?
The median household income in ZIP 78233 is $76,421, which is 0% above the national average of $76,288.
What is the average home value in ZIP 78233?
The median home value in ZIP 78233 is $220,800, which is 21% below the national average of $278,155.
What is the demographic makeup of ZIP 78233?
The largest racial group in ZIP 78233 is White at 45.9%. Hispanic or Latino residents make up 51.3% of the population.
How many businesses are in ZIP code 78233?
ZIP code 78233 has 864 business establishments employing approximately 16,432 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 78233?
The top industries by establishment count in ZIP 78233 are: Health care and social assistance (155), Construction (127), Retail trade (106). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 78233?
According to the FHFA House Price Index, home values in ZIP 78233 decreased by 0.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 207%. 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 78233?
In ZIP code 78233, 54.1% of residents aged 25+ have a high school diploma or higher, and 27.5% 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 78233?
The mean commute time for workers in ZIP code 78233 is 23.3 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 78233?
In ZIP code 78233, approximately 60.4% of occupied housing units are owner-occupied and 39.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 78233?
The poverty rate in ZIP code 78233 is 10.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 78233's numbers, next.
- See how ZIP 78233 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
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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.