Residential delivery area · Texas
ZIP Code 78209: San Antonio, TX
ZIP code 78209 is in San Antonio, Texas, entirely in Bexar County (Census 2020 ZIP-county file). About 43,000 people live there (Census Bureau, ACS 2020-2024), the 15th most populous of San Antonio's 59 residential ZIP codes. Median household income is $86,514 (Census Bureau, ACS 2020-2024). By Census place, its land lies in San Antonio (66%), Alamo Heights (18%) and Terrell Hills (16%).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- San Antonio · 59 residential ZIPs
- County
- Bexar County
- Census places
- San Antonio (66%); Alamo Heights (18%); Terrell Hills (16%)
- Neighborhood
- Bel Meade GeoNames
- Metro area
- San Antonio-New Braunfels, TX
- House districts
- TX-21 (86%), TX-35 (11%), TX-20 (4%) 119th Congress, by share of land
- State
- Texas
- Time zone
- Central
- Land area
- 10.2 sq mi · 4,267 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 78209?
78209 centers on 29.489°, -98.456° and covers 10.2 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 78234, 78212, 78218, 78215, 78216, 78217.
The map draws ZIP code areas only. For the streets inside 78209, 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); neighborhoods from the GeoNames gazetteer (CC BY 4.0), placed in this ZIP code by PlainZIP.
How does 78209 compare with the rest of San Antonio?
| Measure | 78209 | In San Antonio | In Bexar County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 43,400 | 15th of 59 | 18th of 78 | 203rd of 1,990 |
| Median household income | $87k | 13th of 50 | 21st of 65 | 353rd of 1,172 |
| Median home value | $497k | 6th of 54 | 7th of 67 | 105th of 1,172 |
Its median household income is higher than in 70% of U.S. residential ZIP codes, and it is denser than 92% 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 78209?
The 2020 Census counted 42,456 people in 78209; the ACS, which samples households over 2020-2024, estimates 43,400. Between the 2010 and 2020 censuses its population grew 8.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 43,400
- 2020 Census count
- 42,456+8.3% since 2010 (39,197)
- Households
- 20,328
- Median age
- 38.9
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 78209?
Of the 43,400 people the ACS estimates in 78209, 22.0% are under 18 and 17.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (59.7%), then Hispanic or Latino (30.8%).
- Under 1822.0%
- 18 to 6460.2%
- 65 and older17.8%
- White, not Hispanic59.7%
- Hispanic or Latino30.8%
- Other or two or more4.3%
- Asian, not Hispanic2.7%
- Black, not Hispanic2.6%
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 78209 earn?
Median household income is $86,514 (ACS 2020-2024), the 21st highest of the 65 ranked ZIP codes in Bexar County. It is not measurably different from 2015-2019 ($90,120 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $86,514
- Income per person
- $72,305
- Below the poverty line
- 9.3%
- Unemployed (of the labor force)
- 4.0%
- Adults 25+ with a bachelor's degree
- 60.9%
- Adjusted gross income per tax return, 2022
- $227,51919,140 returns; wages 40% 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 78209?
FHFA's house price index for 78209, built from repeat sales and appraisals of the same homes, rose 63% from 2015 to 2025 and rose 34% from 2020 to 2025, and moved +1.4% in 2025.
- Median home value (owners' estimate)
- $497,000
- Median gross rent
- $1,447
- Homes owned by their occupants
- 50.0%
- Housing units
- 23,033
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 78209?
1,858 business establishments had a location in this ZIP code in 2023, 91 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services335
- Health care and social assistance254
- Accommodation and food services199
- Retail trade184
- Real estate and rental and leasing175
- Other services (except public administration)163
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 78209?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 78234 | Jbsa Ft Sam Houston | 7,149 | $101k | 2.2 mi |
| 78212 | San Antonio | 27,437 | $63k | 2.8 mi |
| 78218 | San Antonio | 39,428 | $57k | 3.6 mi |
| 78215 | San Antonio | 3,506 | $84k | 3.6 mi |
| 78216 | San Antonio | 41,180 | $59k | 4.0 mi |
| 78217 | San Antonio | 34,055 | $61k | 4.1 mi |
| 78208 | San Antonio | 3,861 | $27k | 3.4 mi (near) |
| 78202 | San Antonio | 10,224 | $48k | 4.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.