Stonewall Keys Development - Wall school district. Build to Suit with reputable and well known 777 Custom Homes or Cornerstone Custom Homes. Lots are 1 acre each. Located approximately 8 minutes from town, gives you the space to spread out from your neighbors, the quietness of country life, and the convenience of town close by. Concho Valley Electric and Concho Rural Water are available. Has a ranch on the southside... so no back neighbors.