The Whaley House is an 1857 Greek Revival style residence, a California Historical Landmark, and museum located in Old Town, San Diego, California. It is currently maintained by Historic Tours of America, Inc and is the oldest brick structure in Southern California. The Whaley House was the home of Thomas Whaley and his family. At various times it also housed Whaley's general store, San Diego's second county courthouse, and the first commercial theater in San Diego.