Wyoming's 4th State Senate district
Wyoming's 4th State Senate district is one of 31 districts in the Wyoming Senate. The district encompasses part of Laramie County. It is represented by Republican Senator Tara Nethercott of Cheyenne.
In 1992, the state of Wyoming switched from electing state legislators by county to a district-based system.
Historical district boundaries
| Map | Description | Apportionment Plan | Notes |
| 1992 Apportionment Plan | |||
| 2002 Apportionment Plan | |||
| 2012 Apportionment Plan |