West · Central Flyway
Are There American Tree Sparrows in Colorado?
Spizelloides arborea — Passerellidae
Is the American Tree Sparrow Found in Colorado?
American Tree Sparrows do occur in Colorado, but they are considered uncommon. Encountering one requires patience and the right habitat in winter.
American Tree Sparrow is a North American backyard bird.
In Colorado, this species is classified as uncommon. It is primarily a winter visitor to Colorado. The best months to observe this bird are January, February, March, November, December. Peak activity occurs in November, December.
Monthly Activity — American Tree Sparrow in Colorado
Relative frequency of observations by month. Higher bars indicate peak periods for this species.
Identification
Best Time to See American Tree Sparrow in Colorado
Other birds in Colorado
Birds you might also encounter in Colorado.
American Tree Sparrow in other states
American Tree Sparrow in Colorado: Quick Facts
The American Tree Sparrow (Spizelloides arborea) is an uncommon bird in Colorado. It is classified as a winter visitor in the state, falling within the West region and the Central Flyway migration corridor.
The best months to spot this species in Colorado are January, February, March, November, December. For birders in Denver and throughout Colorado, knowing the seasonal patterns of American Tree Sparrow can help plan birding trips and backyard feeding strategies.
Use the monthly activity chart above to plan your birding outings, and explore other bird species found in Colorado using the related birds section.