Candidate filing deadline coming soon in Riverside, California

The filing deadline for the Riverside City Council in California is March 8. The Ward 1, 3, 5, and 7 seats are on the ballot on June 4.
When city council elections were last held in 2017, the Ward 2, 4, and 6 seats were on the ballot. All three incumbents who held those seats ran for re-election, and two won new terms. In 2015, three of the four incumbents whose seats were on the ballot ran for re-election, and all three won new terms. Two of those incumbents were re-elected without facing opposition.
Riverside is the 12th-largest city in California and the 58th-largest city in the U.S. by population.