[4] Bonney Lake was incorporated as a town on February 28, 1949, after the establishment of a co-op venture to bring electricity and tap water service to local residents.

[6] The City of Bonney Lake and the Greater Bonney Lake Historical Society placed in 13 historical markers between 2009 and 2015, including one for the Naches Trail, which was a well-used immigrant and military trail during the later half of the 1800s.

[6] The 2020 Washington Labor Day fires forced the evacuation of an estimated 2,500 residences.

15.4% of all households were made up of individuals, and 4.1% had someone living alone who was 65 years of age or older.

13.6% of all households were made up of individuals, and 2.4% had someone living alone who was 65 years of age or older.

The Bonney Lake Historical Society formed in 2001 and operates a small museum and archive in the former city hall near Allan Yorke Park.

[12] Bonney Lake is bisected by State Route 410, which has connections to the rest of the Seattle metropolitan area as well as the northeast side of Mount Rainier.

[15] A peak-only route that connects to Sumner station, with onward Sounder commuter rail service to Seattle, was discontinued by Pierce Transit in June 2012 and transferred to Sound Transit.