Contra Costa County Board of Supervisors
Contra Costa County Board of Supervisors
| District I: | John Gioia |
| District II: | Gayle Uilkema* |
| District III: | Mary Piepho* |
| District IV: | Karen Mitchoff* |
| District V: | Federal Glover* |
| * Represents CCAR Cities | |
Board of Supervisors District Map
New map – took affect on September 8, 2011
