RunEmu

Half Marathon Races in Connecticut

Browse 64+ upcoming half marathon races in Connecticut.

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Colchester Half Marathon

Feb 28, 2026
Colchester, CT
13.1M
43°
26°
17%

Fleet Feet Hartford Spring 2026 Training Programs

Mar 14, 2026
West Hartford, CT
13.1M10K5K
48°
30°
13%

Boston Blowout- Spring Fling 3/22/2026

Mar 22, 2026
Stratford, CT
15.3M10.2M5.1M
50°
34°
14%

Boston Blowout

Mar 22, 2026
Stratford, CT
18.6M12.4M6.2M
50°
34°
14%

Savin Rock Marathon

Mar 28, 2026
West Haven, CT
26.2M13.1M
51°
34°
12%

2026 Shoreline Sharks 3 Half Marathon Entry

Mar 28, 2026
West Haven, CT
1/2 Marathon
51°
34°
12%

2026 Savin Rock Marathon and Half Marathon

Mar 28, 2026
West Haven, CT
Marathon1/2 Marathon
51°
34°
12%

Race The Ranch

Apr 4, 2026
Granby, CT
31.1M15.5M5K
56°
34°
15%

April Fools 5K and Half Marathon

Apr 4, 2026
East Haddam, CT
13.1M5K
55°
34°
14%

Cheshire Road Races

Apr 12, 2026
Cheshire, CT
13.1M13.1M5K
59°
37°
15%

Ion Bank Cheshire Road Races

Apr 12, 2026
Cheshire, CT
13.1M5K0.5M
59°
37°
15%

Traprock 50

Apr 18, 2026
Bloomfield, CT
31.1M10.6M
62°
41°
16%

Rocky Neck Relay and 5K

Apr 19, 2026
Niantic, CT
18.6M5K
58°
41°
12%

SRC 5k, 10k, Half Marathon

Apr 19, 2026
Stamford, CT
13.1M10K5K
61°
42°
14%

Rocky Neck Runfest

Apr 19, 2026
Niantic, CT
18.6M18.6M5K
58°
41°
12%

SRC Half Marathon

Apr 19, 2026
Stamford, CT
13.1M10K5K
61°
42°
14%

Lake Mohegan Trail Race

Apr 25, 2026
Fairfield, CT
4HR10K5K
63°
45°
15%

Camp Challenge

May 16, 2026
Ashford, CT
6HR5K
69°
49°
18%

Soapstone Mountain Trail Races

May 17, 2026
Stafford Springs, CT
14.9M3.7M
69°
49°
18%

Mystic Half Marathon & 10K

May 17, 2026
Mystic, CT
13.1M10K
66°
50°
14%
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