Round Rock ETJ and Leander Schools! Pristine community surrounded by large oak trees and texas ranches. Country atmosphere in the city. Parkside at Mayfield Ranch is a master planned community that offers a variety of floor plans, each home offering outstanding included features and options, including large, beautifully treed homesites. Students attend Leander ISD: Parkside Elementary and Wiley Middle School. Parkside at Mayfield Ranch is serviced by two High Schools, Rouse and Vista Oaks.