The Cottage Park summer residents built a club house in 1881 where they had their meals, entertainment and social life. In 1881, the Manitou Implement Co. developed the Island for cottages with the added important feature of water works. The "Fillebrown" house on Lake Avenue was built in 1879 by C.P. Noyes. It was purchased in 1881 by Judge George Young and in 1905 purchased by the J. Walter Fillebrown family who donated the house to the White Bear Lake Area Historical Society in the 1970s.