New Estate Homes From the High $500s in Cumming, GA by Southern Heritage Homes. Echols Enclave is a custom collection of luxury homes situated on beautifully landscaped lots. Home designs at Echols Enclave include custom trim, gourmet kitchens, 10-foot ceiling on the main level, and 8-foot doors. The uniquely designed exterior living areas provide an ideal retreat with covered rear porch and stone fireplace. Find the southern comfort and luxury you are looking for at Echols Enclave!