Zip Code 78148
Jbsa Randolph, Texas — Bexar County
📍 ZIP code 78148 is in Jbsa Randolph, Bexar County, Texas.
ZIP code 78148 is located in Jbsa Randolph, Bexar County, Texas. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 22,630. The area code for ZIP code 78148 is 210.
Quick Answer
Zip code 78148 is in Jbsa Randolph, Texas (Bexar County). It has a population of 22,630, median household income of $75,395, and median home value of $249,400.
Population
22,630
Income
$75,395
Home Value
$249,400
Climate
96°F / 41°F
About Zip Code 78148
Zip code 78148 is located in Jbsa Randolph, Texas, within Bexar County. Home to approximately 22,630 residents, this area sits at an elevation of 776 ft and falls within the Central (CST/CDT) timezone. The local area code is 210.
The median household income is $75,395 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $249,400, and the cost of living index is 87 (13% below the national average of 100).
Summers average a high of 96°F while winters drop to 41°F. The area receives about 44 in of rain annually. The zip code covers 9.4 square miles of land area and 0.1 square miles of water.
Key Statistics
22,630
$75,395
$249,400
Central (CST/CDT)
210
776 ft
9.4 sq mi
33.2
8,597
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Compare With Nearby Zip Codes
| Metric | 78148 | 78154 | 78109 | 78233 | 78239 | 78108 |
|---|---|---|---|---|---|---|
| City | Jbsa Randolph, TX | Schertz, TX | Converse, TX | San Antonio, TX | San Antonio, TX | Cibolo, TX |
| Population | 22,630 | 40,898 | 56,372 | 47,659 | 29,855 | 48,458 |
| Median Income | $75,395 | $97,465 | $87,635 | $73,729 | $71,455 | $117,304 |
| Home Value | $249,400 | $296,400 | $241,100 | $203,300 | $215,600 | $307,300 |
| Cost of Living | 87 | 109 | 90 | 76 | 81 | 120 |
| Median Age | 33.2 | 38.1 | 32.5 | 34.5 | 36 | 35.4 |
Cost of Living
100 = National Average. Jbsa Randolph's cost of living is 13% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
3.3x
Demographics
Zip code 78148 has a population of 22,630 people with a median age of 33.2. There are 8,597 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Jbsa Randolph (78148) population trend from 2010 to 2024
↑ 73.7%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
96°F
41°F
44 in
0 in
Jbsa Randolph experiences hot summers with average highs around 96°F. Winters are mild with lows averaging 41°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$249,400
Median Household Income
$75,395
With 8,597 housing units across 9.4 square miles, 78148 has a housing density of 915 units per square mile. The home price-to-income ratio is 3.3x.
Location & Geography
Latitude
29.5438°
Longitude
-98.2954°
Land Area
9.4 sq mi
Water Area
0.1 sq mi
Nearby Zip Codes
Zip codes closest to 78148 (Jbsa Randolph, TX) with distances:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 78148's $75,395. A way to compare Jbsa Randolph to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 78148 (Jbsa Randolph, TX). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Jbsa Randolph, Texas?
Jbsa Randolph, Texas uses zip code 78148.
What county is zip code 78148 in?
Zip code 78148 is located in Bexar County, Texas.
What is the population of zip code 78148?
The population of zip code 78148 is 22,630 with a median age of 33.2.
Is 78148 in Jbsa Randolph, Texas?
Yes, zip code 78148 is in Jbsa Randolph, Bexar County, Texas. The area code is 210.
Frequently Asked Questions
What city is zip code 78148 in?
Zip code 78148 is in Jbsa Randolph, Texas. It is part of Bexar County and uses the Central (CST/CDT) timezone.
What is zip code 78148?
Zip code 78148 is a U.S. postal code in Jbsa Randolph, Texas (Bexar County). It has a population of 22,630 and covers 9.4 square miles.
What is the population of zip code 78148?
The population of zip code 78148 (Jbsa Randolph, TX) is 22,630 with a median age of 33.2. There are approximately 8,597 housing units in this area.
What is the median income in zip code 78148?
The median household income in zip code 78148 (Jbsa Randolph, TX) is $75,395 per year. The cost of living index is 87 (100 = national average).
What is the average home price in zip code 78148?
The median home value in zip code 78148 (Jbsa Randolph, TX) is $249,400. The cost of living index is 87 compared to the national average of 100.
What county is zip code 78148 in?
Zip code 78148 is located in Bexar County, Texas. The primary city is Jbsa Randolph.
What is the area code for zip code 78148?
Zip code 78148 in Jbsa Randolph, TX uses area code 210. It is located in the Central (CST/CDT) timezone.
Is zip code 78148 a good place to live?
Zip code 78148 (Jbsa Randolph, TX) has a cost of living index of 87 (100 = national average), a median household income of $75,395, and median home values of $249,400. The median age is 33.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 78148?
The cost of living index for zip code 78148 (Jbsa Randolph, TX) is 87, where 100 represents the national average. This area is below the national average. Median home value: $249,400.
What schools serve zip code 78148?
Zip code 78148 in Jbsa Randolph, Texas is served by the local school district of Bexar County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.