Today Buchanan Dam, TX, Buchanan Dam TX is count around 17 homes for sale at current average listing price of $796,953. Nearby neighborhoods of Buchanan Dam, TX are Greenwood Acres, French John Creek, Golden Beach, Gran Sabana, Black Rock Est, Indian Hills, Lehne Ranch, Three Springs Ranch. Most of Buchanan Dam, TX homes are 3 bedrooms with 2 bathrooms.