Residential delivery area · Texas
ZIP Code 78256: San Antonio, TX
ZIP code 78256 is in San Antonio, Texas, entirely in Bexar County (Census 2020 ZIP-county file). About 13,000 people live there (Census Bureau, ACS 2020-2024), the 44th most populous of San Antonio's 59 residential ZIP codes. Median household income is $74,977 (Census Bureau, ACS 2020-2024). By Census place, its land lies in San Antonio (88%) and Cross Mountain (12%).
- ACS2020-24
- Census2020
- FHFA2017
- ZBP2023
- IRS2022
- Town
- San Antonio · 59 residential ZIPs
- County
- Bexar County
- Census places
- San Antonio (88%); Cross Mountain (12%) census-designated place
- Metro area
- San Antonio-New Braunfels, TX
- House districts
- TX-23 (64%), TX-20 (36%) 119th Congress, by share of land
- State
- Texas
- Time zone
- Central
- Land area
- 8.0 sq mi · 1,684 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 78256?
78256 centers on 29.622°, -98.626° and covers 8.0 square miles of land plus 0.0 of water. It borders 3 ZIP codes: 78255, 78257, 78249.
The map draws ZIP code areas only. For the streets inside 78256, 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 78256 compare with the rest of San Antonio?
| Measure | 78256 | In San Antonio | In Bexar County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 13,453 | 44th of 59 | 51st of 78 | 724th of 1,990 |
| Median household income | $75k | 23rd of 50 | 32nd of 65 | 531st of 1,172 |
| Median home value | $579k | 3rd of 54 | 3rd of 67 | 70th of 1,172 |
Its median household income is higher than in 55% of U.S. residential ZIP codes, and it is denser than 83% 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 78256?
The 2020 Census counted 13,643 people in 78256; the ACS, which samples households over 2020-2024, estimates 13,453. Between the 2010 and 2020 censuses its population grew 99.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 13,453±1,807 (90% margin)
- 2020 Census count
- 13,643+99.0% since 2010 (6,855)
- Households
- 6,038
- Median age
- 29.8
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 78256?
Of the 13,453 people the ACS estimates in 78256, 19.4% are under 18 and 10.3% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (44.4%), then White (not Hispanic) (34.3%).
- Under 1819.4%
- 18 to 6470.3%
- 65 and older10.3%
- Hispanic or Latino44.4%
- White, not Hispanic34.3%
- Other or two or more9.0%
- Black, not Hispanic6.8%
- Asian, not Hispanic5.4%
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 78256 earn?
Median household income is $74,977 (ACS 2020-2024), the 32nd highest of the 65 ranked ZIP codes in Bexar County. It fell from $112,719 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $74,977±$9,840
- Income per person
- $62,937
- Below the poverty line
- 19.1%
- Unemployed (of the labor force)
- 3.5%
- Adults 25+ with a bachelor's degree
- 55.9%
- Adjusted gross income per tax return, 2022
- $121,4676,480 returns; wages 70% 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 78256?
- Median home value (owners' estimate)
- $579,300
- Median gross rent
- $1,600
- Homes owned by their occupants
- 29.5%
- Housing units
- 7,143
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 78256?
403 business establishments had a location in this ZIP code in 2023, 93 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade135
- Health care and social assistance53
- Real estate and rental and leasing45
- Accommodation and food services42
- Professional, scientific, and technical services30
- Finance and insurance28
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 78256?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 78255 | San Antonio | 17,379 | $157k | 3.0 mi |
| 78257 | San Antonio | 10,992 | $81k | 3.2 mi |
| 78249 | San Antonio | 63,439 | $81k | 3.9 mi |
| 78231 | San Antonio | 9,744 | $109k | 5.8 mi (near) |
| 78248 | San Antonio | 14,488 | $131k | 6.5 mi (near) |
| 78230 | San Antonio | 41,387 | $74k | 6.7 mi (near) |
| 78240 | San Antonio | 57,921 | $63k | 6.8 mi (near) |
| 78023 | Helotes | 28,462 | $134k | 7.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.