Colorado’s Champion Trees
The Colorado Tree Coalition Champion Tree Program maintains a database with records of over 800 trees. Trees are listed in the registry by their common names. To explore Colorado’s Champion Trees in a digital map, click here. The listing only includes the general location of the tree. Contact Neal Bamesberger for more specific directions.
Visit COTreeView to explore the public first place Colorado State Champions .
2025 State Champion tree list sorted alphabetically
Colorado’s National Champion Trees
Colorado currently has four trees on the American Forests National Champion Tree Register. These trees are the biggest of their species as reported to American Forests in the current year. Click the images below to see each tree’s measurements and location. Learn more about Colorado’s National Champions and others at American Forests’ National Register of Champion Trees.
National Champion Trees that have died
Plains Cottonwood, Longmont, CO
This stately tree on the Western edge of Longmont was estimated to be over 145 years old, 105 feet tall and 11.5′ feet in diameter died in 2012. It was on the National Register of Big Trees since 1964. Read here to find out how Boulder County honored this large cottonwood.
Blue spruce, Hermosa Creek Drainage near Durango, CO
In 2018 this 166’ tree was destroyed in the 416 Fire in the Hermosa Creek Drainage Area. See this Durango Herald news story for more information.