1998 general · November 3, 1998
1998 Colorado State Senate election results, district by district
Every Colorado State Senate district in the 1998 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Republicans controlled the chamber · 35 seats
After the electionD 15 · R 20
Races17
Changed party2
Unopposed18%3 races
Incumbents defeated0
Every district
D 7 · R 10
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Marilyn Musgrave (R) | 25.7 | |
| SD-2 | Mark D. Hillman (R) | 18.4 | Flipped |
| SD-3 | William Thiebaut Jr. (D) | 28.5 | |
| SD-5 | Ginette Dennis (R) | 30.1 | |
| SD-6 | Jim E. Dyer (D) | 7.7 | Flipped |
| SD-7 | Ronald J. Teck (R) | 9.6 | |
| SD-9 | Doug Lamborn (R) | Unopposed | |
| SD-11 | Mary Ellen Epps (R) | 9.1 | |
| SD-13 | Tony Grampsas (R) | 9.6 | |
| SD-15 | Stan Matsunaka (D) | 1.8 | |
| SD-16 | Dave Owen (R) | Unopposed | |
| SD-20 | Ed Perlmutter (D) | 8.7 | |
| SD-22 | Norma Anderson (R) | 29.9 | |
| SD-24 | Alice J. Nichol (D) | 15.9 | |
| SD-30 | John Evans (R) | 35.5 | |
| SD-32 | Pat Pascoe (D) | 4.9 | |
| SD-34 | Robert M. Hernandez (D) | Unopposed |
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