The following is a list of events of the year 2020 in Colorado.
Events
- March 5 – Colorado records its first two confirmed cases of COVID-19 within the state.[1]
- March 14 – The Colorado State Legislature votes to suspend its 2020 legislative session due to pandemic concerns.[2]
- March 25 – Governor Jared Polis issues a statewide "Stay-at-Home" executive order to curb virus transmission.[3]
- July 31 – The Pine Gulch Fire ignites north of Grand Junction, eventually burning 139,007 acres and temporarily becoming the largest wildfire in state history.[4][5]
- August 13 – The Cameron Peak Fire ignites near Chambers Lake, eventually burning over 208,663 acres to become the largest wildfire in Colorado history.[6][7]
- October 14 – The East Troublesome Fire ignites in Grand County, burning 193,812 acres and crossing the Continental Divide.[6][7]
- November 3 – The 2020 United States presidential election in Colorado takes place, with Joe Biden winning the state's electoral votes over Donald Trump.[8] Colorado voters also pass Proposition 114, approving a plan to reintroduce gray wolves,[9] and Proposition 118, establishing a paid family leave program.[10]
References
- Dukakis ·, Andrea (March 5, 2025). "It's been 5 years since the first COVID case in Colorado. But doctors warn more viruses threaten public health". Colorado Public Radio. Retrieved June 27, 2026.
- White, Andrew (August 14, 2020). "The CBA's 2020 Legislative Session in Review". Colorado Lawyer. Retrieved June 27, 2026.
- "Polis Issues Colorado Stay-at-Home Order: 'Now Is Not The Time To Die'". Colorado Public Radio. March 25, 2020. Retrieved June 27, 2026.
- "Pine Gulch fire grows to second-largest in Colorado history; investigators seek tips on Cameron Peak fire's ignition". The Colorado Sun. August 19, 2020. Retrieved June 27, 2026.
- Lytle, Kevin. "Cameron Peak Fire becomes largest wildfire in Colorado history". Fort Collins Coloradoan. Retrieved June 27, 2026.
- Blumhardt, Miles (November 17, 2020). "Colorado's 3 largest wildfires in history all happened in 2020". The Denver Post. Retrieved June 26, 2026.
- Woodruff, Chase (May 29, 2026). "Fifty for 150: Fearsome East Troublesome Fire caps off 2020's historic wildfire outbreak". Colorado Newsline. Retrieved June 27, 2026.
- Verlee, Bente (November 3, 2020). "Colorado Election Results 2020: Joe Biden Wins The State". Colorado Public Radio. Retrieved June 26, 2026.
- Brasch, Sam (November 6, 2020). "In Historic Move, Colorado Voters Decide To Reintroduce Gray Wolves". NPR. Retrieved June 27, 2026.
- Kenney ·, Andrew (November 3, 2020). "Colorado Voters Say Yes To A Paid Family And Medical Leave Program". Colorado Public Radio. Retrieved June 27, 2026.
