Between June 2017 and May 2018, 4,059 homes were sold in Central Austin, up from 3,947 between June 2016 and May 2017, according to Austin Board of Realtors data from the following ZIP codes: 78701, 78702, 78703, 78704, 78705, 78722, 78723, 78731, 78751, 78756 and 78757. The 78722 ZIP code saw the highest increase in the percentage of homes sold during that time period. Meanwhile, the 78756 ZIP code saw the highest percentage increase in average home sales price.