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US ZIP Code Profile

ZIP Code 78744
Austin, Texas

ZIP code 78744 is in Austin, located in Travis County, Texas, within the Austin-Round Rock metro area. Its 2020 Census population was 51,048. The estimated median adjusted gross income per tax return is $44,124, and about 4% of filers report $200,000 or more.

2020 Population
51,048
Census ZCTA
County
Travis
FIPS 48453
Median income (est.)
$44,124
IRS SOI 2022
Land Area
21.428 mi²
+ 0.005 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityAustin, TX
CountyTravis County (FIPS 48453)
StateTexas (FIPS 48)
Metro Area (MSA)Austin-Round Rock, TX Metro Area (12420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.177792, -97.72514
Land / Water Area21.428 mi² land · 0.005 mi² water

02Income & Economics

Distribution of the 25,020 individual tax returns filed in 78744 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
27.0%
$25K–$50K
30.1%
$50K–$75K
18.0%
$75K–$100K
8.7%
$100K–$200K
12.0%
$200K+
4.2%
The $200,000+ bracket accounts for 28% of 78744's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($44,124) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 78744's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,124
▲ 9.6%
Filers earning $200K+
4.2%
▲ 1.2 pt
Total filers
25,020
▲ 3.3%
GET /zipc/v2/zipcodes/78744/soi?year=… $37K 2020 $40K 2021 $44K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 78744 ZCTA.

2000
33,706
 
2010
42,820
▲ +27.0%
2020
51,048
▲ +19.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number480420
City AliasesAustin, Bluff Springs, Colton, Pilot Knob

06Frequently Asked Questions

What county is ZIP code 78744 in?

ZIP code 78744 is in Travis County, Texas (county FIPS code 48453).

What city is ZIP code 78744?

The primary USPS city for 78744 is Austin, TX.

What metro area (MSA) is 78744 in?

78744 is part of the Austin-Round Rock, TX Metro Area (MSA code 12420).

What is the population of ZIP code 78744?

The 2020 Census population of 78744 was 51,048 residents.

What is the median income in ZIP code 78744?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78744 is about $44,124, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.