2010 general · November 2, 2010
2010 Colorado State Senate election results, district by district
Every Colorado State Senate district in the 2010 general election: winners, margins, unopposed seats and seats that changed party.
Seats after the election
Democrats controlled the chamber · 35 seats
After the electionD 20 · R 15
Races19
Changed party1
Unopposed5%1 races
Incumbents defeated0
Every district
D 10 · R 9
| Race | Winner | Won by | Notes |
|---|---|---|---|
| SD-1 | Greg Brophy (R) | 54.9 | |
| SD-2 | Kevin J. Grantham (R) | 16.5 | |
| SD-3 | Angela Giron (D) | 10.0 | |
| SD-5 | Gail Schwartz (D) | 2.1 | |
| SD-6 | Ellen Roberts (R) | 21.0 | Flipped |
| SD-7 | Steve King (R) | 38.7 | |
| SD-9 | Kent Lambert (R) | Unopposed | |
| SD-11 | John P. Morse (D) | 1.2 | |
| SD-13 | Scott W. Renfroe (R) | 31.1 | |
| SD-15 | Kevin Lundberg (R) | 19.2 | |
| SD-16 | Jeanne Nicholson (D) | 1.1 | |
| SD-20 | Cheri Jahn (D) | 4.1 | |
| SD-22 | Mike Kopp (R) | 25.5 | |
| SD-24 | Lois Tochtrop (D) | 9.8 | |
| SD-30 | Ted Harvey (R) | 34.3 | |
| SD-31 | M. Patrick Steadman (D) | 40.3 | |
| SD-32 | Chris Romer (D) | 31.2 | |
| SD-33 | Mike Johnston (D) | 64.4 | |
| SD-34 | Lucia Guzman (D) | 55.3 |
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