Called by civicAPIUnofficial results
Colorado Senate District 15
Colorado State Senate · Colorado
Janice Marchman won re-election by 13.8 points over Rob Woodward.
Staggered Senate
Janice MarchmanDemocrat · winner · incumbent
56.9%50,786
Rob WoodwardRepublican
43.1%38,468
89,254 votes
Source: Colorado Secretary of State unofficial results; race call: civicAPIUpdated Nov 7, 2026, 1:35 PM ET
Where the race moved
Against the 2024 presidential vote
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)
Money in this race
Each line compares the two campaigns on one scale.
Janice MarchmanRob Woodward
$264.4K
Raised by the campaign
$185.5K
$247.5K
Spent by the campaign
$133.4K
Campaign money: Colorado Secretary of State (TRACER), through Oct 28, 2026.
Source: Colorado Secretary of State (TRACER) campaign filingsUpdated Oct 28, 2026
Pre-election forecast (final, Nov 3)
Our model's last run before Election Day, Nov 3, 2026. It no longer updates.
- Janice Marchman
- 97%
- Rob Woodward
- 3%
- Projected margin
- D+14.6