| Where | Date | Leader(s) | Difficulty | Maximum | Registered |
|
Louviers (town) and DuPont Open Space (Douglas County)
|
Sun, Aug 10 7:00 AM - 11:00 AM
|
David Suddjian
| Moderate | 8 | 8 |
|
Waneka Lake Park & Greenlee Preserve
|
Mon, Aug 11 6:00 PM - 8:00 PM
|
Benjamin Jacques
| Easy | 10 | 10 |
|
Boulder Community Garden (Summer Hummers Trip)
|
Tue, Aug 12 6:00 PM - 8:00 PM
|
Laura Steadman
| Easy | 8 | 5 |
|
Chatfield State Park
|
Wed, Aug 13 7:00 AM - 11:00 AM
|
Dale Pate
| Moderate | 8 | 8 |
|
Bear Creek Greenbelt (Developing Birder Trip)
|
Thu, Aug 14 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 8 |
|
Park County Explorations (Birds Plus+ Trip)
|
Fri, Aug 15 5:30 AM - 4:00 PM
|
David Suddjian
| Strenuous | 8 | 6 |
|
Cherry Creek State Park
|
Sat, Aug 16 7:30 AM - 11:00 AM
|
Gary Witt
| Moderate | 14 | 14 |
|
South Platte Park--South End
|
Fri, Aug 22 7:30 AM - 10:30 AM
|
Cynthia Breidenbach & Julia Gwinn
| Easy | 10 | 9 |
|
Tucker Gulch (Developing Birder Trip)
|
Fri, Aug 22 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 6 |
|
Barr Lake State Park
|
Sat, Aug 23 7:00 AM - 11:00 AM
|
Timothy Condon
| Moderate | 12 | 16 |
|
Bear Creek Greenbelt (Patch Birding Trip)
|
Sun, Aug 24 7:00 AM - 11:00 AM
|
Jordan Gerue
| Easy | 10 | 10 |
|
Rocky Mountain Arsenal NWR
|
Sun, Aug 24 7:00 AM - 11:00 AM
|
Jason Bidgood
| Moderate | 10 | 11 |
|
Park County Reservoirs
|
Mon, Aug 25 6:30 AM - 3:30 PM
|
Joseph Tuttle & David Suddjian
| Moderate | 12 | 12 |
|
Bear Creek Greenbelt (Developing Birder Trip)
|
Thu, Aug 28 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
Barr Lake State Park Bird Banding Station
|
Fri, Aug 29 7:00 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 6 |
|
Jewell Wetlands Park (Aurora)
|
Fri, Aug 29 7:30 AM - 9:30 AM
|
Cynthia Cestkowski
| Easy | 8 | 1 |
|
Chatfield State Park
Reg. opens 8/9/2025 at 12 pm
|
Sat, Aug 30 7:00 AM - 10:30 AM
|
Angela Grun
| Moderate | 10 | 3 |
|
Dinosaur Ridge (Birds Plus+ Trip)
Reg. opens 8/9/2025 at 12 pm
|
Sat, Aug 30 7:00 AM - 12:00 PM
|
Ajit Antony & Liza Antony
| Moderate | 12 | 6 |
|
Prewitt and Jackson Reservoirs
Reg. opens 8/10/2025 at 12 pm
|
Sun, Aug 31 5:00 AM - 6:30 PM
|
Joey Kellner
| Strenuous | | 1 |
|
Confluence Open Space (Aurora)
Reg. opens 8/15/2025 at 12 pm
|
Fri, Sep 5 7:30 AM - 10:00 AM
|
Cynthia Cestkowski
| Moderate | 8 | 1 |
|
Colorado Birding Challenge: Crowley County
Reg. opens 8/16/2025 at 12 pm
|
Sat, Sep 6 4:15 AM - 6:00 PM
|
Chris Gilbert
| Strenuous | 6 | 1 |
|
Colorado Birding Challenge: Douglas County
Reg. opens 8/16/2025 at 12 pm
|
Sat, Sep 6 6:00 AM - 12:00 PM
|
Susan Blansett
| Moderate | 8 | 1 |
|
Colorado Birding Challenge: Arapahoe County
Reg. opens 8/16/2025 at 12 pm
|
Sat, Sep 6 6:15 AM - 3:00 PM
|
Ryan Corda
| Moderate | 4 | 1 |
|
Colorado Birding Challenge: Gilpin County
Reg. opens 8/16/2025 at 12 pm
|
Sat, Sep 6 6:30 AM - 1:30 PM
|
Donna Stumpp & Gary Witt
| Moderate | 6 | 2 |
|
Denver City Park (Denver County) (Developing Birder Trip)
Reg. opens 8/17/2025 at 12 pm
|
Sun, Sep 7 7:00 AM - 11:00 AM
|
Jason Bidgood & Patrick O'Driscoll
| Moderate | 10 | 2 |
|
Denver Botanic Gardens at Chatfield
Reg. opens 8/18/2025 at 12 pm
|
Mon, Sep 8 9:00 AM - 12:00 PM
|
Judy McKeon & David Suddjian
| Easy | 8 | 2 |
|
Cherry Creek State Park (Patch Birding Trip)
Reg. opens 8/20/2025 at 12 pm
|
Wed, Sep 10 7:00 AM - 9:00 AM
|
Ethan Cleveland
| Easy | 8 | 1 |
|
Tucker Gulch (Developing Birder Trip)
Reg. opens 8/21/2025 at 12 pm
|
Thu, Sep 11 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
Barr Lake State Park Bird Banding Station
Reg. opens 8/24/2025 at 12 pm
|
Sun, Sep 14 7:30 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 1 |
|
Belmar Historic Park (Developing Birder Trip)
Reg. opens 8/24/2025 at 12 pm
|
Sun, Sep 14 7:30 AM - 10:30 AM
|
Shay Lyons
| Easy | 8 | 1 |
|
Chico Basin Ranch (Summer Hummers Trip)
Reg. opens 8/25/2025 at 12 pm
|
Mon, Sep 15 5:30 AM - 3:30 PM
|
Jessica Miller
| Moderate | 12 | 1 |
|
First Creek at Green Valley Ranch (Developing Birder Trip)
Reg. opens 8/26/2025 at 12 pm
|
Tue, Sep 16 6:45 AM - 8:45 AM
|
Carly Crow
| Easy | 8 | 1 |
|
Audubon Kingery Nature Center and Trails
Reg. opens 8/28/2025 at 12 pm
|
Thu, Sep 18 7:00 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 1 |
|
Tucker Gulch (Developing Birder Trip)
Reg. opens 8/28/2025 at 12 pm
|
Thu, Sep 18 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
Tucker Gulch (Developing Birder Trip)
Reg. opens 9/4/2025 at 12 pm
|
Thu, Sep 25 5:00 PM - 8:00 PM
|
Ryan Corda
| Easy | 8 | 1 |
|
Barr Lake State Park Bird Banding Station
Reg. opens 9/12/2025 at 12 pm
|
Fri, Oct 3 7:00 AM - 10:30 AM
|
Charles Chase
| Easy | 15 | 1 |
|
Confluence Open Space (Aurora)
Reg. opens 9/12/2025 at 12 pm
|
Fri, Oct 3 8:00 AM - 10:30 AM
|
Cynthia Cestkowski
| Moderate | 8 | 1 |
|
South Republican WMA and Pipit Hill
Reg. opens 9/13/2025 at 12 pm
|
Sat, Oct 4 6:00 AM - 5:00 PM
|
Gary Witt
| Strenuous | 12 | 1 |
|
South Republican WMA and Pipit Hill
Reg. opens 9/17/2025 at 12 pm
|
Wed, Oct 8 6:00 AM - 5:00 PM
|
Gary Witt
| Strenuous | 12 | 1 |
|
Chatfield State Park, The Big Sit
Reg. opens 9/21/2025 at 12 pm
|
Sun, Oct 12 6:00 AM - 7:00 PM
|
Joey Kellner
| Easy | | 1 |
|
Mountain Lakes and Scoter Trip
Reg. opens 10/11/2025 at 12 pm
|
Sat, Nov 1 5:30 AM - 6:00 PM
|
Joey Kellner
| Strenuous | 12 | 1 |