
OTILLO Swimrun Colorado is a swimrun race on September 26, 2027 in Fort Collins, CO, with entry fees from $110 to $650.
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
73°
Typical Low
44°
Chance of Rain
22%
Based on US Climate Normals data from Ft Collins, 4 mi from the venue.
Population
169,705
as of 2023
City Elevation
4,989 ft
Nearest Airport
CYS
Cheyenne Regional Jerry Olson Field · 42 mi
Major Hub
DEN
Denver International Airport · 54 mi
Time Zone
Mountain Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Every finish line starts with a single decision. Claim your spot at OTILLO Swimrun Colorado, put it on the calendar, and turn “someday” into a start date.
325
Days to train
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Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
SwimRun is a continuous race that alternates open-water swimming and running across a series of segments — you swim in your shoes and run in your wetsuit, carrying your gear the whole way. Many events are raced in pairs.
With no transitions and a course that pinballs between water and land, it's one of the most adventurous formats in endurance sport — often set along wild shorelines and islands.
A continuous race alternating open-water swimming and running across a series of segments. Distances, format, and legs vary by event.
OTILLO Swimrun Colorado
Sep 26, 2027