Central CT Open Water Swim
About this race
College 5k Open Water Swim
Pick your distance
Swimming
Women's 5K
Men's 5K
Typical race-day weather
Based on 2 years of Open-Meteo archive data for this event's race dates in Marlborough, plus the 3 days either side.
The sun rises at 6:42 AM and sets at 6:38 PM local time (EDT) in Marlborough on September 27, 2026 — 11h 56m of daylight.
Course
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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Results — Central CT Open Water Swim
Other races near Marlborough
Different organizers, within 40 miles, in the next three months
Masquerade 5K
5K for Ballet!
Air Line Trail Ghost Run
Salmon River 5.5 Mile Run
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 8 Marlborough events
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