The Big Year 2018

Jefferson County is home to an abundant variety of bird species. To celebrate and preserve these species and their habitats, we are excited to offer a Big Year in 2018. 

Join fellow community birders in identifying by sight or sound the largest number of species of birds within Jefferson County between January 1 through December 31, 2018. 

To participate:

Register on eventbrite

Start an account through ebird to track your progress


December 4, 2017:
Beginning Birders Orientation - Big Year Jeffco
The Beginning Birders Orientation will include skills for identification, tips and tricks for getting started, and an introduction to the eBird app. eBird is the online venue for documenting the birds that participants see and will be the official site for recording Big Year Jeffco sightings.


Check back soon for updates!