[1] The large single storied house was built by Don Spater Senanayake in 1865 in his home village of Bothale which was located in the Hapitigame Korale of the Gampaha district within few minutes of the Ambepussa railway station.
[2] He was awarded the honorary title of Mudaliyar by Governor Sir Joseph West Ridgeway for his philanthropy.
By tradition a Mudaliyar's home was known as a Walauwa and received due respects among the inhabitants of the logicality or village.
Following the death of Don Spater Senanayake in 1907, his tomb was erected in the grounds of Bothale Walauwa.
During his long political career, Senanayake used Bothale as his country seat having been elected to parliament from the Mirigama electorate.