Residential delivery area · Texas
ZIP Code 78261: San Antonio, TX
ZIP code 78261 uses the postal name San Antonio, Texas and lies entirely in Bexar County (Census 2020 ZIP-county file). About 27,000 people live there (Census Bureau, ACS 2020-2024), the 34th most populous of San Antonio's 59 residential ZIP codes. Median household income is $147,727 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- San Antonio · 59 residential ZIPs
- County
- Bexar County
- Metro area
- San Antonio-New Braunfels, TX
- House district
- TX-21 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 29.1 sq mi · 915 people per sq mi
- PO Box ZIPs
- 24 more ZIP codes use the name San Antonio for PO boxes or single organizations
Where is ZIP code 78261?
78261 centers on 29.690°, -98.402° and covers 29.1 square miles of land plus 0.0 of water. It borders 5 ZIP codes: 78259, 78266, 78260, 78163, 78258.
The map draws ZIP code areas only. For the streets inside 78261, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 78261 compare with the rest of San Antonio?
| Measure | 78261 | In San Antonio | In Bexar County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 26,657 | 34th of 59 | 39th of 78 | 456th of 1,990 |
| Median household income | $148k | 3rd of 50 | 4th of 65 | 43rd of 1,172 |
| Median home value | $430k | 9th of 54 | 11th of 67 | 159th of 1,172 |
Its median household income is higher than in 96% of U.S. residential ZIP codes, and it is denser than 78% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 78261?
The 2020 Census counted 26,971 people in 78261; the ACS, which samples households over 2020-2024, estimates 26,657. Between the 2010 and 2020 censuses its population grew 99.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 26,657
- 2020 Census count
- 26,971+99.6% since 2010 (13,513)
- Households
- 9,098
- Median age
- 36.4
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 78261?
Of the 26,657 people the ACS estimates in 78261, 26.4% are under 18 and 9.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (41.7%), then Hispanic or Latino (36.4%).
- Under 1826.4%
- 18 to 6464.4%
- 65 and older9.2%
- White, not Hispanic41.7%
- Hispanic or Latino36.4%
- Other or two or more7.7%
- Black, not Hispanic7.6%
- Asian, not Hispanic6.7%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 78261 earn?
Median household income is $147,727 (ACS 2020-2024), the 4th highest of the 65 ranked ZIP codes in Bexar County. It rose from $115,157 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $147,727±$15,536
- Income per person
- $57,278
- Below the poverty line
- 2.8%
- Unemployed (of the labor force)
- 4.2%
- Adults 25+ with a bachelor's degree
- 59.5%
- Adjusted gross income per tax return, 2022
- $133,56113,410 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 78261?
FHFA's house price index for 78261, built from repeat sales and appraisals of the same homes, rose 77% from 2015 to 2025 and rose 42% from 2020 to 2025, and moved −1.5% in 2025.
- Median home value (owners' estimate)
- $430,200
- Median gross rent
- $1,799
- Homes owned by their occupants
- 79.8%
- Housing units
- 9,483
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 78261?
290 business establishments had a location in this ZIP code in 2023, 107 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services52
- Construction34
- Real estate and rental and leasing31
- Health care and social assistance29
- Administrative and support and waste management and remediation services27
- Retail trade22
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 78261?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 78259 | San Antonio | 29,826 | $114k | 4.6 mi |
| 78266 | San Antonio | 7,338 | $147k | 4.7 mi |
| 78260 | San Antonio | 38,023 | $155k | 5.5 mi |
| 78163 | Bulverde | 19,141 | $141k | 5.9 mi |
| 78258 | San Antonio | 52,448 | $118k | 6.5 mi |
| 78247 | San Antonio | 51,933 | $91k | 7.5 mi (near) |
| 78232 | San Antonio | 36,636 | $85k | 8.2 mi (near) |
| 78233 | San Antonio | 48,911 | $76k | 9.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.