Connecticut Half Marathon Calendar 2025-2026

Header image

Explore the best half marathons in Connecticut for 2025-2026! Our updated list features 12 exciting races across the region. Find your next race in Connecticut below and join the running community at these great events!

September 2025
Sep
27
Saturday

Hogsback Half Marathon

Half Marathon
October 2025
Oct
5
Sunday

Norfolk Land Trust Trail Race Series

Trail Run 5 km 10 km Half Marathon
Oct
5
Sunday

SoNo Half Marathon

5 km Half Marathon
Oct
12
Sunday

Mohawk Mountain Race

Trail Run 5 km 10 km Half Marathon Marathon
Oct
18
Saturday

Tackle the Trail - Pomfret, CT

Trail Run 10 km Half Marathon Marathon
Oct
19
Sunday

Ridgefield Half Marathon

5 km 7 mi Half Marathon
Oct
26
Sunday

The Reservoir Run Half Marathon

5 km Half Marathon
November 2025
Nov
1
Saturday

Airline Trail Ghost Run

13 mi
Nov
8
Saturday

Roxbury Marathon

Half Marathon Marathon 50 km
Nov
15
Saturday

Hillacious Half Marathon

4 mi 13 mi
Nov
16
Sunday

Tarrywile Half Marathon

Trail Run 10 km Half Marathon Marathon
March 2026
Mar
28
Saturday

Savin Rock Marathon

13 mi 26 mi
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series