Called by civicAPIUnofficial results
Colorado House District 43
Colorado House of Representatives · Colorado
Bob Marshall won re-election by 13.5 points over Nate Marsh.
Bob MarshallDemocrat · winner · incumbent
56.8%26,802
Nate MarshRepublican
43.2%20,426
47,228 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.
Bob MarshallNate Marsh
$150.4K
Raised by the campaign
$75.9K
$129.5K
Spent by the campaign
$82.8K
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.
- Bob Marshall
- 98%
- Nate Marsh
- 2%
- Projected margin
- D+16.5