1998 general · November 3, 1998
1998 Colorado election results
Every race on Colorado's ballot in the 1998 general election: winners, margins and seats that changed party.
Races90
Changed party9
Unopposed13%12 races
Incumbents defeated0
U.S. Senate
R 1 · 1 changed party
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Colorado | Ben Campbell (R) | 27.5 | Flipped |
Governors
R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| Colorado | Bill Owens (R) | 0.6 | Flipped |
U.S. House
D 2 · R 4
| Race | Winner | Won by | Notes |
|---|---|---|---|
| CO-1 | Diana DeGette (D) | 36.8 | |
| CO-2 | Mark Udall (D) | 2.4 | |
| CO-3 | Scott McInnis (R) | 34.7 | |
| CO-4 | Bob Schaffer (R) | 18.7 | |
| CO-5 | Joel Hefley (R) | 46.8 | |
| CO-6 | Thomas Tancredo (R) | 14.4 |
Colorado State Senate
D 7 · R 10 · 2 changed party
| 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 House of Representatives
D 25 · R 40 · 5 changed party
Colorado
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: Algara, Carlos; Amlani, Sharif (Harvard Dataverse); Harvard Dataverse / Carl Klarner; MIT Election Data and Science Lab