Wyoming State Senate seat · lines in effect since 2022

Wyoming Senate District 20

A district of about 21,000 people, 26% of adults with a bachelor's degree. It votes R+66.8 relative to the nation for president.

Ed Cooper (R) · since Nov 3, 2020Next election Nov 7, 2028

Where it sits among all 31 seats

Every Wyoming State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+66.826th most
Democratic
Most DemocraticMost Republican16th seat · the majority lineDistrict 20

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who lives here, compared

Grey bars show the spread of all 31 seats. Small marks are other seats in Wyoming. The black marker is District 20.

Adults with a bachelor's degree26% 30th pct · 22nd of 31 in WY

Lower than 70% of seats.

White adults without a degree63% 70th pct · 10th of 31 in WY

Higher than 70% of seats.

Hispanic residents8% 37th pct · 20th of 31 in WY

Lower than 63% of seats.

Black residents0% 7th pct · 29th of 31 in WY

Lower than 93% of seats.

Asian residents0% 23rd pct · 24th of 31 in WY

Lower than 77% of seats.

People per square mile2.5 3rd pct · 30th of 31 in WY

Less dense than 97% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET