1990 general · November 6, 1990
1990 Colorado State Senate election results, district by district
Every Colorado State Senate district in the 1990 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 35 seats
After the electionD 12 · R 23
Races17
Changed party1
Unopposed35%6 races
Incumbents defeated0
Every district
D 7 · R 10
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Don Ament (R) | 55.1 | |
| SD-2 | Jim Rizzuto (D) | Unopposed | |
| SD-3 | Larry E. Trujillo (D) | Unopposed | |
| SD-5 | Robert L. Pastore (D) | 26.9 | |
| SD-6 | Sam Cassidy (D) | 11.6 | Flipped |
| SD-7 | Tillman Bishop (R) | 15.4 | |
| SD-9 | Michael C. Bird (R) | Unopposed | |
| SD-11 | Jeff Wells (R) | Unopposed | |
| SD-13 | Sally Hopper (R) | 19.3 | |
| SD-15 | Jim Roberts (R) | 5.9 | |
| SD-16 | Tom Norton (R) | Unopposed | |
| SD-20 | Claire Traylor (R) | 22.7 | |
| SD-22 | Bill Schroeder (R) | 28.9 | |
| SD-24 | Joan Johnson (D) | Unopposed | |
| SD-29 | Richard F. Mutzebaugh (R) | 17.4 | |
| SD-30 | Dennis Gallagher (D) | 61.8 | |
| SD-32 | Ray Peterson (D) | 8.0 |
Colorado State Senate
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Harvard Dataverse / Carl Klarner