US ZIP Code
78257

San Antonio, TX

Bexar County  ·  Texas

● Active
👥 10,390 Population ↑ 38% since 2019
💰 $74,540 Median HH Income
≈ Avg ↓ 4% since 2019
🎂 35.1 Median Age ↓ 13% since 2019
🏠 $542,300 Median Home Value
▲ 95% above avg ↑ 2% since 2019
🎓 67.6% College Grads
▲ 74% above avg
📊 1.5% Unemployment
▼ 70% below avg ↑ 64% since 2019
ZIP Code Details
ZIP Code78257
CitySan Antonio
StateTexas (TX)
CountyBexar County
Area Code830
Elevation1,168 ft
Latitude29.647103
Longitude-98.581072
TimezoneChicago (DST)
FIPS48029
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.1% (5,209) Female 49.9% (5,181) ♀

Race & Ethnicity

White: 40%Hispanic: 47.1%Black: 4.6%Asian: 6.7%Other: 1.3%Race
White40.0%
Hispanic47.1%
Black4.6%
Asian6.7%
Other1.3%

Age Breakdown

Under 5
4%
5–17
13%
18–24
10%
25–44
38%
45–64
20%
65+
6%

Key Indicators

Median Age35.1 yrs ↓ 13% since 2019
Avg Household Size1.89
Below Poverty6.8% ▼ 32% below avg
College Grads67.6% ▲ 74% above avg
Unemployment1.5% ▼ 70% below avg
HS Graduate1,071 (14.9%)
Some College619 (8.6%)
Associates638 (8.9%)
Bachelors800 (11.1%)
Graduate Degree4,048 (56.4%)

Education

HS Grad: 14.9%Some College: 8.6%Associates: 8.9%Bachelors: 11.1%Graduate: 56.4%Edu
HS Grad14.9%
Some College8.6%
Associates8.9%
Bachelors11.1%
Graduate56.4%
Housing & Income

Housing Tenure

Owner: 38.9%Renter: 61.1%Tenure
Owner38.9%
Renter61.1%

Home Value Distribution

Under $50k
6%
$50k–100k
6%
$100k–150k
2%
$150k–200k
2%
$200k–300k
6%
$300k–500k
25%
Over $500k
53%

Financials

Median HH Income$74,540 ≈ Avg ↓ 4% since 2019
Median Home Value$542,300 ▲ 95% above avg ↑ 2% since 2019
Home/Income Ratio7.3x (nat avg ~3.5x)
Median Rent$1,678/mo ↑ 31% since 2019
Total Units6,522
Vacant Units1,045
Avg HH Size1.89

Income Distribution

Under $25k
8%
$25k–50k
14%
$50k–75k
26%
$75k–100k
15%
$100k–150k
17%
$150k–200k
5%
Over $200k
14%
Employment & Commute

How People Get to Work

Drove Alone
85%
Work From Home
15%

Commute Time

Under 15 min
16%
15–30 min
46%
30–45 min
26%
Over 45 min
13%
Housing Stock

Year Built

1960s–1970s
4%
1980s–1990s
20%
2000+
76%

Summary

Total Units6,522
Vacant1,045
Owner Occupied38.9%
Renter Occupied61.1%
Avg HH Size1.89
Frequently Asked Questions
ZIP code 78257 is in San Antonio, TX, in Bexar County.
ZIP code 78257 is located in Texas (TX).
ZIP code 78257 is in Bexar County, TX.
ZIP 78257 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 78257 is 10,390 people (ACS 2023).
The median household income in ZIP code 78257 is $74,540 (ACS 2023).
The median home value in ZIP 78257 is $542,300 (ACS 2023).
About ZIP Code 78257

ZIP code 78257 is located in San Antonio, Texas, within Bexar County. With a population of 10,390, this is a lightly populated ZIP code with a relatively young community — the median age is 35.1 years. Economically, 78257 is a solidly middle-class ZIP code: the median household income of $74,540 is near the national average.

Real estate in ZIP code 78257 represents a premium housing market. The median home value of $542,300 is significantly above the national average. Renters can expect to pay around $1,678 per month in median rent. This is predominantly a renter community, with 61.1% of occupied units rented — typical of urban and transitional neighborhoods. Median home values have increased by 2% since 2019.

The population of 78257 is racially diverse, with Hispanic as the largest group at 47.1%. Residents are highly educated — 67.6% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 6.8%. Household income has declined by 4% since 2019.

The unemployment rate in 78257 stands at 1.5%, which is well below the national average. About 14% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 79%.

Overall, ZIP code 78257 in San Antonio, TX is characterized as solidly middle-class, highly educated, and a relatively young community. With 10,390 residents, a median household income of $74,540, and a median home value of $542,300, it offers a clear picture of life in this part of Texas.