78731 Frequently Asked Questions

A: ZIP Code 78731 is Located in Austin Texas.

A: ZIP Code 78731 is Located Entirely in Travis County Texas.

A: The Current Sales Tax in ZIP Code 78731 is 8.2%

A: The Area Codes for 78731 are 512 and 737

A: ZIP Code 78731 is in the Texas 37th Congressional District.

A: 78731 is within Texas State House of Representatives District 48 and Texas State House of Representatives District 49.

A: ZIP Code 78731 is in Texas State Senate District 14.

A: The 2022 population of ZIP Code 78731 is 26314. The population growth rate in 78731 is -3.43%.

A: The majority race/ethnicity of people residing in 78731 is White (79.42%). The majority race/ethnicity of students attending public schools in 78731 is White(61.62%).

A: The median household income in 78731 is $92,641 (2021) and the average adjusted income is $262,800 (2020).