SENATE
Wyoming Senate2026
RACE AT A GLANCE
RACE TYPE
OPEN
Cynthia Lummis (R)
Retiring
COOK PARTISAN VOTING INDEX
Last updated : Apr 27, 2026D +50
R +50
R +23
Race summary
Following Wyoming Republican Cynthia Lummis’s retirement announcement earlier this month, at-large Rep. Harriet Hageman is poised to succeed her in the Senate.Key Dates
Filing Deadline: May 29, 2026
Primary Election: Aug 18, 2026
INCUMBENT
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CANDIDATES
Republicans
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STATE DATA
Wyoming
Population Breakdown
Source: United States Census
Past Presidential Results from this State
2024 Election Results
Source: The Cook Political Report
2020 Election Results
Source: The Cook Political Report
RACE ANALYSIS
Race Analysis
Updated: Dec 30, 2025
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