The Boulder City, Nevada City Council was formed by special charter on October 1, 1959. It consists of 4 council members and an elected mayor. The terms for the Mayor and ther terms for City Council members are staggered and are 4 years in length. The City Council runs the government in a council/manager form of government.
Source:
“Voter Information.” Voter Information | Boulder City, NV - Official Website. Boulder City, NV - Official Website. Accessed January 15, 2021. https://www.flybouldercity.com/200/Voter-Information.