Event Summary
The Solstice Swim is a swim originally created in cooperation with the Longmont Kinetics Festival. Participants have the opportunity to swim either a 500-YD race, 1.2 mile race or a 2.4 mile race. Awards will be given out to the top three finishers in each division for each race. Divisions will be both non-wetsuit and wetsuit for both men and women for each race. Hope to see you in the water!
What: Solstice Swim
Where: Union Reservoir, Longmont, CO
When: Sunday June 22, 2025 - 8:00 AM
Pre-Registration Closes: WE HAVE REACHED OUR MAXIMUM CAPACITY FOR THE RACE. REGISTRATION IS NOW CLOSED.
- Early Bird Registration Pricing* - 500-Yd - $25, 1.2 miles - $80, 2.4 miles - $90 (ENDS MARCH 15, 2025)
- Regular Registration Pricing* - 500-Yd - $30, 1.2 miles - $90, 2.4 miles - $100
Tee shirts are not guaranteed after June 8, 2025.
Distances:
500-YD Swim (21 & Under)
1.2 Mile Competitive Swim
2.4 Mile Competitive Swim
Time cut-offs:
All swimmers must be capable of completing the distance you have entered and must be able to complete your respective event within the given cut-off time.
500 YD - 15 Minutes
1.2 Miles – 1 hour
2.4 Miles – 2 hours
DETAILS
The race will start as a mass in-water "wet" start.
All packet pickup will be the morning of the swim. Please plan to come and pick up your packets early!
Race Day Schedule
Directions
From Boulder: Take 119 North to E County Line Road. Left on E County Line Road. In less than a mile, turn Right on Co Rd 26 (look for brown Union Reservoir directional signs). Follow to parking.
From Denver: Take 25N to Exit 240 (119W). Right on E County Line Road. In less than a mile, turn Right on Co Rd 26 (look for brown Union Reservoir directional signs). Follow to parking.
From Fort Collins: Take 25S to Exit 243 (66W toward Longmont/Lyons/Platteville). Four miles to E County Line Road. In just over two miles, turn Left on Co Rd 26 (look for brown Union Reservoir directional signs). Follow to parking.
*Does not include 6.00% + $1.00 online registration fee.
Note: As of January 31, 2024, race and camping fees were increased due to increased permit and venue fees.