Wyoming's 12th State Senate district


Wyoming's 12th State Senate district is one of 31 districts in the Wyoming Senate. The district encompasses part of Sweetwater County. It is represented by Republican Senator John Kolb of Rock Springs.
In 1992, the state of Wyoming switched from electing state legislators by county to a district-based system.

Historical district boundaries

MapDescriptionApportionment PlanNotes

1992 Apportionment Plan
  • Fremont County
  • Sweetwater County
    		• 2002 Apportionment Plan
  • Sweetwater County
    		• 2012 Apportionment Plan