Tract 15 Legacy Oaks Ranch Subdivision. Legacy Oaks Ranch is a gated high-fenced ranch subdivision located 13 miles west of Harper off Hwy 290. Tracts range from 10 to 21 acres. Gently rolling land with healthy live oak trees and lovely building sites. Legacy oaks ranch is home to a large herd of trophy whitetail, making these properties prime for back porch wildlife viewing and hunting is allowed. Come find your piece of the Texas Hill Country at Legacy Oaks Ranch! Pedernales Electric and HCTC fiber internet are available.