Legacy Estates is a new community with homes for sale in Midlothian ISD. John Houston Custom Homes is a Midlothian home builder with communities in the Dallas/Fort Worth area. NOW SELLING in Midlothian ISD with COUNTY TAXES. This luxury community offers 1-acre home sites with unique, open concept floor plans, and is close to shopping and dining. Conveniently located off FM 1387 & Ovilla Rd, Legacy Estates is minutes to both 287 and I-35 making an easy commute to both Dallas & Ft Worth. This community is a must see. Visit our model today and build your story with us in Legacy Estates. Visit our on-site model home - open 10am-6pm Monday-Saturday and 1pm-6pm on Sunday.