
Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll is a running race on October 25, 2026 in WESTON, CT, with entry fees from $15 to $80.
Half Marathon • 5K • Kids Fun Run & Family Stroll
If you participated in the Reservoir Run in the past, you know how wonderful it is. If you are joining us for the first time, you will experience a scenic course, a welcoming atmosphere, tasty food, great swag, and plenty of excitement in a beautiful, safe setting.
Fly Away Bonus: Register for the 5K or half marathon and you could win 1 of 4 FREE roundtrip tickets to anywhere JetBlue flies!
New for Half: Get ready to conquer "Inspiration Hill"! The famously challenging stretch of Weston Road around miles 11–12 will come alive with musical encouragement from the Weston High School Band.
More Fun for Kids: Young participants can kick things off with an energetic warm-up, while Sara Holland Sports leads the Kids Fun Run and Family Stroll.
Dress to Impress: Bring your creativity—the best-costumed runner will take home a prize!
RUN FOR A CAUSE: 2026 CHARITY PARTNERS
Make a difference. Proceeds from the half marathon benefit the Child & Family Guidance Center and the Kiwanis Club of Weston Foundation—organizations dedicated to supporting children and strengthening the local community.
Proceeds from the 5K benefit the Weston High School Boosters Club (CT), which supports activities reaching approximately 80% of students.
Live forecast from the U.S. National Weather Service.
Race day
Sunday, 10/25
High
62°
Low
42°
Conditions
Sunny
Chance of Rain
0%
Wind
5 mph
City Elevation
314 ft
Nearest Airport
HPN
Westchester County Airport · 20 mi
Major Hub
LGA
LaGuardia Airport · 40 mi
Time Zone
Eastern Time
From Endurance Grid
Line up lodging and travel early to lock in your race weekend.
Every finish line starts with a single decision. Claim your spot at Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll, put it on the calendar, and turn “someday” into a start date.
4
Days to train
Create a free account to find and save races like this to your athlete profile.
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.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family Stroll
Oct 25, 2026