78140 Frequently Asked Questions

A: ZIP Code 78140 is Located in Nixon Texas.

A: ZIP Code 78140 is Located Primarily in Gonzales County Texas with Portions in Wilson County and Guadalupe County.

A: The Current Sales Tax in ZIP Code 78140 is 8.2%

A: The Area Code for 78140 is 830.

A: 78140 is within by the Texas 27th Congressional District and the Texas 15th Congressional District.

A: 78140 is within Texas State House of Representatives District 31 and Texas State House of Representatives District 44.

A: 78140 is within Texas State Senate District 18 and Texas State Senate District 21.

A: The 2022 population of ZIP Code 78140 is 3889. The population growth rate in 78140 is -3.61%. The population density of 78140 is 24.

A: The majority race/ethnicity of people residing in 78140 is Hispanic (53.98%). The majority race/ethnicity of students attending public schools in 78140 is Hispanic(78.04%).

A: The median household income in 78140 is $60,476 (2021) and the average adjusted income is $629,550 (2021).