Political party strength in Wyoming

The following tables indicate the historic party affiliation of elected officials in the U.S. state of Wyoming including:

• Governor
• Secretary of State
• State Auditor
• State Treasurer
• Superintendent of Public Instruction

The tables also indicate the historical party composition in the:

• State Senate
• State House of Representatives
• State delegation to the United States Senate
• State delegation to the United States House of Representatives

For years in which a United States presidential election was held, the tables indicate which party's nominees received the State's electoral votes. Prior to statehood in 1889, there were fewer elected offices, as indicated.