Windsor Marathon
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, along the Poudre River Trail to River Bluffs Open Space, up County Road 13 to Belmont Ridge Open Space, through Raindance and down New Liberty to the Island at Water Valley. Finisher medals, lunch and long sleeve tech shirts.
- Start Time:
- 7:00am MDT
- End Time:
- 3:00pm MDT
- Registration:
- Registration Opens November 28, 2025 at 12:00am MST
- Price:
- $105 $85.00
- Registration:
- Price increases to $97.00 after January 1, 2026 at 11:59pm MST
| Registration Starting | Registration Ending | Price |
|---|---|---|
| November 28, 2025, 12:00am MST | January 1, 2026, 11:59pm MST | $105 $85.00 |
| January 2, 2026, 12:00am MST | March 26, 2026, 11:59pm MDT | $130 $97.00 |
| March 27, 2026, 12:00am MDT | July 26, 2026, 11:59pm MDT | $115.00 |
| July 27, 2026, 12:00am MDT | September 25, 2026, 11:59pm MDT | $140.00 |
| September 26, 2026, 12:00am MDT | October 4, 2026, 11:59pm MDT | $154.00 |
Windsor Half Marathon
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, along the Poudre River Trail to River Bluffs Open Space, up County Road 13 and down New Liberty to the Island at Water Valley. Finisher medals, lunch and long sleeve tech shirts.
- Start Time:
- 8:00am MDT
- End Time:
- 3:00pm MDT
- Registration:
- Registration Opens November 28, 2025 at 12:00am MST
- Price:
- $75.00
- Registration:
- Price increases to $85.00 after January 1, 2026 at 11:59pm MST
| Registration Starting | Registration Ending | Price |
|---|---|---|
| November 28, 2025, 12:00am MST | January 1, 2026, 11:59pm MST | $75.00 |
| January 2, 2026, 12:00am MST | March 26, 2026, 11:59pm MDT | $85.00 |
| March 27, 2026, 12:00am MDT | July 26, 2026, 11:59pm MDT | $95.00 |
| July 27, 2026, 12:00am MDT | September 25, 2026, 11:59pm MDT | $105.00 |
| September 26, 2026, 12:00am MDT | October 4, 2026, 11:59pm MDT | $115.00 |
10K
This course runs through the golf course at Pelican Lakes in Water Valley to Eastman Park, past the Poudre River Water Experience, and finishing on the Island where the after party will be held. Finisher medals, lunch and long sleeve tech shirts.
- Start Time:
- 8:30am MDT
- End Time:
- 3:00pm MDT
- Registration:
- Registration Opens November 28, 2025 at 12:00am MST
- Price:
- $40.00
- Registration:
- Price increases to $55.00 after January 26, 2026 at 11:59pm MST
| Registration Starting | Registration Ending | Price |
|---|---|---|
| November 28, 2025, 12:00am MST | January 26, 2026, 11:59pm MST | $40.00 |
| January 27, 2026, 12:00am MST | March 26, 2026, 11:59pm MDT | $55.00 |
| March 27, 2026, 12:00am MDT | July 26, 2026, 11:59pm MDT | $65.00 |
| July 27, 2026, 12:00am MDT | September 25, 2026, 11:59pm MDT | $75.00 |
| September 26, 2026, 12:00am MDT | October 4, 2026, 11:59pm MDT | $80.00 |
Age Based Discounts for 10K
| Registration Starting | Registration Ending | Age | Price |
|---|---|---|---|
| March 3, 2026, 12:00am MST | October 4, 2026, 11:59pm MDT | 3 - 12 | $25.00 |
Age based discounts are automatically applied at checkout.
5K
This course runs through the golf course at Pelican Lakes in Water Valley, finishing on the Island where the after party will be held. Finisher medals, lunch and long sleeve tech shirts. $5 of your entry fee goes to 5k support Banner MD Anderson Cancer Centers of Colorado.
- Start Time:
- 8:45am MDT
- End Time:
- 3:00pm MDT
- Registration:
- Registration Opens November 28, 2025 at 12:00am MST
- Price:
- $35.00
- Registration:
- Price increases to $42.00 after January 26, 2026 at 11:59pm MST
| Registration Starting | Registration Ending | Price |
|---|---|---|
| November 28, 2025, 12:00am MST | January 26, 2026, 11:59pm MST | $35.00 |
| January 27, 2026, 12:00am MST | March 26, 2026, 11:59pm MDT | $42.00 |
| March 27, 2026, 12:00am MDT | July 26, 2026, 11:59pm MDT | $50.00 |
| July 27, 2026, 12:00am MDT | September 25, 2026, 11:59pm MDT | $59.00 |
| September 26, 2026, 12:00am MDT | October 4, 2026, 11:59pm MDT | $70.00 |
Age Based Discounts for 5K
| Registration Starting | Registration Ending | Age | Price |
|---|---|---|---|
| March 3, 2026, 12:00am MST | October 4, 2026, 11:59pm MDT | 3 - 12 | $20.00 |
Age based discounts are automatically applied at checkout.
1 Mile Fit & Fun Run
Join us for the 1 mile Kids Fun Run at the Windsor Marathon. The run is open to all ages and on the beautiful Island at Pelican Lakes in Water Valley! Kids will receive a race bib + participant medal. Bouncy Houses and Face Painting are also included! $5 from the Fit and Fun Run benefits Banner MD Anderson Cancer Centers of Colorado.
New Route: Leaving the island, kids will run through the start line chute, and a loop around the W-Club
New Route: Leaving the island, kids will run through the start line chute, and a loop around the W-Club
- Start Time:
- 11:00am MDT
- End Time:
- 11:15am MDT
- Registration:
- Registration Opens November 21, 2025 at 12:00am MST
- Price:
- $20.00
- Registration:
- Registration ends October 4, 2026 at 11:59pm MDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| November 21, 2025, 12:00am MST | October 4, 2026, 11:59pm MDT | $20.00 |
This is a service fee for processing your registration. This may be slightly higher or lower per registrant than the amount shown here.
