Half Marathons in Connecticut 2026 | Upcoming Races & Dates | My Next Race

There are 10 half marathons in Connecticut scheduled for 2026. The next is the Fleet Feet Hartford Summer 2026 Full & Half Marathon Training Programs in West Hartford on June 28. Connecticut half marathons run primarily June through November.

Pat Griskus Olympic, Du, Sprint Triathlon

Sat, Jun 20 · Middlebury, CT Middlebury

Sprint RelaySprint TriOlympic Aquabike +3

Closed

Fleet Feet Hartford Summer 2026 Full & Half Marathon Training Programs

Sun, Jun 28 · West Hartford, CT West Hartford

Half-Marathon Training Program & Goal Race RegistrationHalf-Marathon Training - Training Program OnlyMarathon Training Program & Goal Race Registration +1

From $150 Open

Bikes & Beers Branford

Sat, Aug 15 · Branford, CT Branford

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $22.7 Open

2026 Dave Parcells Madison Triathlon

Sat, Sep 12 · Madison, CT Madison

AquabikeYouth "Try" (Ages 11-16 with adult)Relay Team Tri +5

From $100 Open

Hogsback Half Marathon

Sat, Sep 26 · Colebrook, CT Colebrook

Half Marathon

From $60 Open

Greenwich Half Marathon

Sun, Sep 27 · Old Greenwich, CT Old Greenwich

Half Marathon

From $70 Open

IronHike Mohawk Mountain Fall 2026

Thu, Oct 1 · Mohawk Mtn Ski Area, Cornwall, CT Mohawk Mtn Ski Area, Cornwall

Kuwohi - Trail Family (Team of 3 or 4)Kuwohi - IndividualKuwohi - Trail Buddy (Team of 2) +14

From $145 Open

Iron Hike - Fall Kuwohi Trail Half Marathon Plus - 15 Miles | 7,140' Elevation | 12-Hour | Run, Hike or Walk

Sat, Oct 3 · Cornwall, CT Cornwall

Kuwohi - 15 Miles | 7,140' Elevation | 12-Hour

From $0 Closed

Iron Hike - Fall Kuwohi Trail Half Marathon Plus Relay - 15 Miles | 7,140' Elevation | 12-Hour | Run, Hike or Walk

Sat, Oct 3 · Cornwall, CT Cornwall

Kuwohi - 15 Miles | 7,140' Elevation | 12-Hour

From $0 Closed

Roxbury Fall Classic

Sat, Nov 14 · Roxbury, CT Roxbury

Half MarathonMarathon50k

From $50 Open