Called by civicAPIUnofficial results
Colorado Senate District 8
Colorado State Senate · Colorado
Dylan Roberts won re-election by 19.8 points over Corey Marshall.
Staggered Senate
Dylan RobertsDemocrat · winner · incumbent
59.9%44,554
Corey MarshallRepublican
40.1%29,823
74,377 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.
Dylan RobertsCorey Marshall
$149.6K
Raised by the campaign
$27.4K
$109.1K
Spent by the campaign
$15.9K
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.
- Dylan Roberts
- 99%
- Corey Marshall
- 1%
- Projected margin
- D+20.4