Residential delivery area · Texas
ZIP Code 78703: Austin, TX
ZIP code 78703 is in Austin, Texas, entirely in Travis County (Census 2020 ZIP-county file). About 23,000 people live there (Census Bureau, ACS 2020-2024), the 25th most populous of Austin's 44 residential ZIP codes. Median household income is $153,036 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Austin · 44 residential ZIPs
- County
- Travis County
- Census places
- Austin
- Neighborhoods
- Deep Eddy, Old West Austin, Windsor Road GeoNames
- Metro area
- Austin-Round Rock-San Marcos, TX
- House district
- TX-37 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 5.6 sq mi · 4,176 people per sq mi
- PO Box ZIPs
- 30 more ZIP codes use the name Austin for PO boxes or single organizations
Where is ZIP code 78703?
78703 centers on 30.293°, -97.766° and covers 5.6 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 78705, 78701, 78746, 78704, 78731.
The map draws ZIP code areas only. For the streets inside 78703, 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 78703 compare with the rest of Austin?
| Measure | 78703 | In Austin | In Travis County | In TX |
|---|---|---|---|---|
| People (ACS 2020-2024) | 23,483 | 25th of 44 | 33rd of 60 | 516th of 1,990 |
| Median household income | $153k | 9th of 39 | 10th of 52 | 37th of 1,172 |
| Median home value | $1.5M | 1st of 41 | 1st of 56 | 3rd of 1,172 |
Its median household income is higher than in 96% 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 78703?
The 2020 Census counted 22,194 people in 78703; the ACS, which samples households over 2020-2024, estimates 23,483. Between the 2010 and 2020 censuses its population grew 12.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 23,483
- 2020 Census count
- 22,194+12.7% since 2010 (19,690)
- Households
- 11,375
- Median age
- 40.7
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 78703?
Of the 23,483 people the ACS estimates in 78703, 16.8% are under 18 and 14.6% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (79.5%), then Hispanic or Latino (10.9%).
- Under 1816.8%
- 18 to 6468.7%
- 65 and older14.6%
- White, not Hispanic79.5%
- Hispanic or Latino10.9%
- Asian, not Hispanic5.9%
- Other or two or more2.8%
- Black, not Hispanic0.9%
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 78703 earn?
Median household income is $153,036 (ACS 2020-2024), the 10th highest of the 52 ranked ZIP codes in Travis County. It is not measurably different from 2015-2019 ($133,187 in 2024 dollars): the change is within the surveys' margins of error.
By IRS adjusted gross income per tax return ($591,767, 2022), 78703 ranks 65th in the U.S. among ZIP codes of 1,000+ people with 200+ returns and at most 1.5 returns per household (see the ranking).
- Median household income
- $153,036±$18,011
- Income per person
- $131,918
- Below the poverty line
- 6.8%
- Unemployed (of the labor force)
- 5.1%
- Adults 25+ with a bachelor's degree
- 86.0%
- Adjusted gross income per tax return, 2022
- $591,76710,870 returns; wages 28% 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 78703?
FHFA's house price index for 78703, built from repeat sales and appraisals of the same homes, rose 62% from 2015 to 2025 and rose 28% from 2020 to 2025, and moved −7.7% in 2025.
- Median home value (owners' estimate)
- $1,495,800
- Median gross rent
- $2,181
- Homes owned by their occupants
- 53.5%
- Housing units
- 12,073
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 78703?
1,253 business establishments had a location in this ZIP code in 2023, 174 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services338
- Real estate and rental and leasing160
- Retail trade120
- Health care and social assistance103
- Other services (except public administration)97
- Accommodation and food services90
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 78703?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 78705 | Austin | 33,238 | $32k | 1.6 mi |
| 78701 | Austin | 11,824 | $162k | 2.1 mi |
| 78746 | Austin | 28,256 | $188k | 2.6 mi |
| 78704 | Austin | 50,688 | $107k | 3.5 mi |
| 78731 | Austin | 27,507 | $106k | 3.8 mi |
| 78712 | Austin | 201 | – | 2.1 mi (near) |
| 78756 | Austin | 9,197 | $95k | 2.5 mi (near) |
| 78751 | Austin | 16,961 | $81k | 2.9 mi (near) |
| 78722 | Austin | 6,767 | $105k | 3.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.