Austin, TX Post Offices

Austin, Texas has a population of 995,484. According to the 2021 census, the city's 20 post offices serve 370,043 households with a median income of 370,043. The city is located in Bastrop County / Hays County / Travis County / Williamson County and has a land area of 828,631,437 and a water area of 17,024,586.