4 of 25 seats contested on Waukesha County Board of Supervisors

Sources:  Waukesha County Board of Supervisors, Waukesha County Clerk

Related board of supervisors 2018 spring election posts:
Buffalo County.  2 of 14 seats contested.  (1/14/2018)
Douglas County:  2 of 21 seats.  (1/7/2018)
Kenosha County:  8 of 23 seats.  (1/11/2018)
Marquette County.  2 of 15 seats.  (1/14/2018)
Oneida County:  5 of 21.  (1/12/2018)
Sawyer County.  1 of 15.  (1/14/2018)
Wood County:  8 of 19 seats.  (1/12/2018)