Based on 2,209 research-grade iNaturalist observations in Colorado, White-tailed Deer is most often recorded in November; in Colorado it behaves like a year-round resident. It ranks #13 among mammals recorded in the state in our data.
Odocoileus virginianus
White-tailed Deer in Colorado by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in Colorado in November
Places to look in Colorado
National ForestWhite River National Forest
Botanical GardenDenver Botanic Gardens
National ForestRio Grande National Forest
National ForestSan Juan National Forest
State ParkRoxborough State Park
State ParkMancos State Park
FAQ
When does White-tailed Deer appear in Colorado?
Mainly October–September, with the most records in November.
How common is White-tailed Deer in Colorado?
It ranks #13 by number of iNaturalist observations among mammals in Colorado (2,209 records in our sample).