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Nerdy Details
Half Marathons in Connecticut: By The Numbers
For the runners who check their splits more than their email, here are the nerdy details about all Half Marathons in Connecticut in the USA including peak month, race distance popularity, number of races with open registration, and even price range and average entry free across Half Marathons in Connecticut.
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Races with registration open
- October
Peak month by race count
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Races in peak month
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Minimum entry fee discovered
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Maximum entry fee discovered
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Average entry fee calculated
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Most popular city for Half Marathons in Connecticut
Nerdrunner race data is updated daily. Prices may include sampled data for popular race categories. Popularity rank determined by race count.
Find Your Next Race
Browse All Upcoming Half Marathons in Connecticut
Browse all upcoming Half Marathons in Connecticut below. By default, races are sorted by soonest date. Feel free to narrow your search using race filters or searching by race name.
Sat28Mar 2026Race Through Connecticut 1M, 5K, 10K, 13.1, 26.2 – Now
Stanford, CT
Complete this race anytime in 2026 This race benefits Feeding America. Our Race...
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Sat18Jul 2026Fleet Feet Hartford Summer 2026 Full & Half Marathon Training
West Hartford, CT
Our summer training programs begin June 28th & July 18th, with the...
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Sun30Aug 2026Newtown Community Running Event
Newtown, CT
Join us for the 1st Annual Newtown Community Running Event, a fun...
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Mon07Sep 2026Faxon Law New Haven Road Race
New Haven, CT
We're excited to line up on the start line in New Haven...
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Sat26Sep 2026Hogsback Half Marathon
Colebrook, CT
Start Time: 8:30 a.m. on September 26, 2026. Amenities: Rural course on...
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Sun27Sep 2026HSS Greenwich Half Marathon
Old Greenwich, CT
HSS Greenwich Half Marathon Presented by Greenwich Road RunnersSunday, September 27, 2026...
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Sun04Oct 2026Garavel SoNo Half Marathon | 5K
Norwalk, CT
Join us in running the 12th annual SoNo Half Marathon | 5K...
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Sun04Oct 2026Norfolk Land Trust Trail Race Series/Haystack Mountain Challenge
Norfolk, CT
Join us for our 13th Annual Trail Race Series. Race Fees Registration...
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Sat10Oct 2026Eversource Hartford Marathon, Half Marathon, Relay & Charity 5K
Hartford, CT
Eversource Hartford Marathon
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Sat17Oct 2026Tackle the Trail (TM)
Northeast, CT
Individuals and up to 5-person relay teams will enjoy the quiet solitude...
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Sun18Oct 2026The Ridgefield Road Fest 50th Anniversary: 1/2 Marathon, 7-Miler, and
Ridgefield, CT
October 18, 2026 Ridgefield Half-Marathon | 7:15 AM Ridgefield 7-Miler | 7:15...
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Sun25Oct 2026Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family
WESTON, CT
Weston Kiwanis 15th Annual Reservoir Run – Half Marathon, 5K, Kids Fun Run...
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Sat07Nov 2026Air Line Trail Ghost Run
Hebron, CT
The Parks & Recreation Departments of Hebron, Colchester, and East Hampton are...
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Sat14Nov 2026Hillacious Half Marathon
Litchfield, CT
Why We Run The Hillacious Half was created to honor our military...
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Sat14Nov 2026Roxbury Fall Classic
Roxbury, CT
SAVE THE DATE! Registration opens March 21, 2026 at 6:00pm! Race swag...
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Sat21Nov 2026Storybook Half Marathon
Stratford, CT
Once Upon a Trail… In Roosevelt Forest, where sunlight dances through the...
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Sun11Apr 2027Ion Bank Cheshire Road Races
Cheshire, CT
Half Marathon: The flat, fast course runs through Cheshire and Hamden, with...
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Stamford Run Club 5k/10k/Half Marathon 2026
Stamford, CT
Stamford Run Club 5k/10k/Half Marathon 2026
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Runner FAQs
Frequently Asked Questions About Half Marathons in Connecticut
How many Half Marathons in Connecticut are there?
There are currently 16 upcoming Half Marathons in Connecticut in our database. Race dates are scheduled from August through April 2027. Race data is updated daily.
When is the best time of year for running Half Marathons in Connecticut?
There is no bad month for a race, but October is the peak month for Half Marathons in Connecticut with 6 races on the calendar that month.
How many Half Marathons in Connecticut currently have open registration?
13 of the 16 upcoming Half Marathons in Connecticut in our database currently have open registration. Registration windows vary — some races open entries more than a year in advance, while others don’t open until a few weeks before race day.
How much do Half Marathons in Connecticut typically cost?
Entry fees for Half Marathons in Connecticut vary widely. The average entry fee is $64, though prices range from as low as $12 to as much as $125 depending on the race, location, swag, and when you register. Signing up early almost always gets you the best price. Note that our price estimates may include sampled data, especially for large datasets.
