Connecticut · 5K
5K Races in Connecticut
Connecticut currently has 80 upcoming 5Ks with a confirmed date listed in RaceRove. Hamden, Stratford, New Haven and Fairfield have the largest concentration of events.
November (26), October (15) and May (8) are the busiest months on the calendar right now. Another 110 annual 5Ks are waiting for next year's date to be announced.
- Upcoming, date confirmed
- 80
- Active listings
- 190
- Cities with races
- 116
More ways to browse Connecticut
Upcoming 5Ks in Connecticut
All 80 with a confirmed date, soonest first.
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Vicki Soto 5KBridgeport, CTKids Fun Run (Ages 8 & Under)Spectator WristbandVicki Soto 5KVirtual 5K
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Greenwich Alliance for Education Turkey Trot 5KGreenwich, CT5K1 Mile Fun Run/WalkMini Trot ~1,800 runners
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Athletic Brewing Company Fairfield Road RacesFairfield, CTHalf Marathon5KLucas Challenge (Half + 5K)Beer Mile +1 more ~5,000 runners
Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.
Largest 5K events in Connecticut
By estimated field size across all distances at the event.
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Pounding the Pavement for Pink RacesSeymour, CT Usually held in October · next date not announced5K1 Mile ~74,160 runners
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The 36th edition of THE Great Pumpkin ClassicTrumbull, CT Usually held in October · next date not announced5K ~30,000 runners
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Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford, CT Usually held in October · next date not announcedMarathonHalf Marathon10K5K ~10,000 runners
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Hartford MarathonHartford, CT Usually held in October · next date not announcedMarathonHalf5K ~10,000 runners
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Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family StrollWeston, CT Usually held in October · next date not announcedHalf Marathon5K1K ~8,517 runners
When 5Ks happen in Connecticut
- January
- 3 upcoming races
- February
- 2 upcoming races
- March
- 2 upcoming races
- April
- 5 upcoming races
- May
- 8 upcoming races
- June
- 5 upcoming races
- July
- 1 upcoming race
- August
- 3 upcoming races
- September
- 2 upcoming races
- October
- 15 upcoming races
- November
- 26 upcoming races
- December
- 8 upcoming races
Connecticut cities with the most 5Ks
- Hamden
- 3 upcoming races
- Stratford
- 3 upcoming races
- New Haven
- 3 upcoming races
- Fairfield
- 3 upcoming races
- Simsbury
- 2 upcoming races
- Cheshire
- 2 upcoming races
- Middletown
- 2 upcoming races
- Stamford
- 2 upcoming races
Annual events awaiting their next date
These 5Ks are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.
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Pounding the Pavement for Pink RacesSeymour, CT Usually held in October · next date not announced5K1 Mile ~74,160 runners
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The 36th edition of THE Great Pumpkin ClassicTrumbull, CT Usually held in October · next date not announced5K ~30,000 runners
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Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford, CT Usually held in October · next date not announcedMarathonHalf Marathon10K5K ~10,000 runners
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Hartford MarathonHartford, CT Usually held in October · next date not announcedMarathonHalf5K ~10,000 runners
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Reservoir Run Half Marathon, 5K, Kids Fun Runs & Family StrollWeston, CT Usually held in October · next date not announcedHalf Marathon5K1K ~8,517 runners
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Tackle the Trail (TM)Northeast, CT Usually held in October · next date not announced10K5K ~2,370 runners
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Hogsback Half MarathonColebrook, CT Usually held in September · next date not announcedHalf Marathon5K ~1,435 runners
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Ivoryton Pumpkin ChaseIvoryton, CT Usually held in October · next date not announced5K ~1,000 runners
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No Sto Defeats MSA 5K Trail Race and Fitness WalkNorth Stonington, CT Usually held in September · next date not announced5K ~750 runners
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Black Hog Brewing Co. 5K Road RaceOxford, CT Usually held in September · next date not announced5K ~500 runners
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The Ridgefield Road Fest 50th Anniversary: 1/2 Marathon, 7-Miler, and Iris Fund 5KRidgefield, CT Usually held in October · next date not announcedHalf Marathon5K7 Miles ~500 runners
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Riva Runs The Boardwalk 5kWest Haven, CT Usually held in September · next date not announced5K100 Yards ~250 runners
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Run for Wishes 5K Benefitting MAKE-A-WISH CONNECTICUTStratford, CT Usually held in August · next date not announced5K200 Yards ~250 runners
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Surfin' Santa's Christmas In July 5k & Holiday StrollStratford, CT Usually held in July · next date not announced5K300 Yards ~250 runners
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Cider Mill Road RaceTolland, CT Usually held in October · next date not announced5K1 Mile100 Yards ~213 runners
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Come on Over 5K and 2.1 Mile Fitness WalkPortland, CT Usually held in September · next date not announced5K ~199 runners
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Tunnel to Towers 5K Run & Walk - Bridgeport, CTBridgeport, CT Usually held in October · next date not announced5K ~100 runners
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5K Walk/Run for Cancer CenterDerby, CT Usually held in October · next date not announced5K Walk/Run
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Abner Oakes III Veterans Run 5K & 10KHamden, CT Usually held in October · next date not announced5K
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Apple Harvest Road RacesSouthington, CT Usually held in October · next date not announced5 Miles5K1 Mile
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Bosco Fowler Memorial 5K Road RaceStafford Springs, CT Usually held in September · next date not announced5K444 Yards
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Boys & Girls Club of Milford Ice Cream Run (5K)Milford, CT Usually held in August · next date not announced5K
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Bozrah Fire Department 5k Road Race and Kids' fun runBozrah, CT Usually held in September · next date not announced5K
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Branford's Cider Donut 5KBranford, CT Usually held in October · next date not announcedADULT 5KMUNCHKIN' RUNYOUTH 5K
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Bristol Mum-A-Thon Road RaceBristol, CT Usually held in October · next date not announced1 Mile5K8K8 Miles
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Cheshire Community YMCA Harvest Trail Race and Y Cup RelayCheshire, CT Usually held in October · next date not announced5K400m
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Circle of Care's Annual Walk/Run for Kids With CancerWestport, CT Usually held in September · next date not announced5K
5Ks in nearby states
Guides from the RaceRove blog
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- 9 min read What's a Good 5K Time? Average Running Speed by Age and Sex Good 5K times by age and sex, from beginner to elite, and the average running speed in mph and km/h from the mile to the marathon, from the standards our free tool uses.
- Blog All guides Planning advice for finding, choosing and travelling to races.
5K Races in Connecticut: common questions
- How many 5Ks are there in Connecticut?
- RaceRove currently lists 80 upcoming 5Ks in Connecticut with a confirmed date, plus 110 annual events whose next date hasn't been announced yet.
- How long is a 5K?
- A 5K is 3.1 miles (5 kilometres).
- Which Connecticut cities have the most 5Ks?
- By upcoming events listed in RaceRove: Hamden (3), Stratford (3), New Haven (3), Fairfield (3) and Simsbury (2).
- When is 5K season in Connecticut?
- Of the upcoming 5Ks listed, the busiest months are November (26), October (15) and May (8).
- What is the biggest 5K in Connecticut?
- By estimated field size, the largest event with a 5K listed in Connecticut is the Pounding the Pavement for Pink Races, with about 74,160 runners across all of its distances.
Search every 5K in Connecticut
Filter by month, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.