Highlands at Mayfield Ranch Homes at the Highlands at Mayfield Ranch range in size from 1,550 to 2,600 square feet (credit: Trendmaker Homes).

ROUND ROCK, TX—Highlands at Mayfield Ranch is a master-planned community located in Williamson County. This is one of the nation’s fastest growing counties and in fact, greater Austin continues to shine as an example of economic growth and employment opportunity.