Connecticut · 5K
5Ks in Connecticut
Connecticut currently has 111 upcoming 5Ks with a confirmed date listed in RaceRove. Stratford, Hamden, Bridgeport and Hartford have the largest concentration of events.
October (52), November (26) and September (18) are the busiest months on the calendar right now. Another 79 annual 5Ks are waiting for next year's date to be announced.
- Upcoming, date confirmed
- 111
- Active listings
- 190
- Cities with races
- 116
More ways to browse Connecticut
Upcoming 5Ks in Connecticut
All 111 with a confirmed date, soonest first.
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Eversource Hartford Marathon, Half Marathon, Relay & Charity 5KHartford, CTMarathonHalf Marathon10K5K
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The Ridgefield Road Fest 50th Anniversary: 1/2 Marathon, 7-Miler, and Iris Fund 5KRidgefield, CTHalf Marathon5K7 Miles ~500 runners
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Vicki Soto 5KBridgeport, CTKids Fun Run (Ages 8 & Under)Spectator WristbandVicki Soto 5KVirtual 5K
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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Hartford MarathonHartford, CT Usually held in October · date not confirmedMarathonHalf5K ~10,000 runners
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New Haven Road RaceNew Haven, CT Usually held in September · next date not announced20K5K ~5,500 runners
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Athletic Brewing Company Fairfield Road RacesFairfield, CT Usually held in June · date not confirmedHalf Marathon5KLucas Challenge (Half + 5K)Beer Mile +1 more ~5,000 runners
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IRIS Run for Refugees 5KNew Haven, CT Usually held in February · date not confirmed5K ~3,000 runners
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Greenwich Alliance for Education Turkey Trot 5KGreenwich, CT Usually held in November · date not confirmed5K1 Mile Fun Run/WalkMini Trot ~1,800 runners
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99.1 PLR ShamRock & Roll 5KNew Haven, CT Usually held in March · date not confirmed5K ~1,500 runners
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Stamford Boys & Girls Club Corporate 5KStamford, CT Usually held in May · date not confirmed5K ~1,500 runners
When 5Ks happen in Connecticut
- February
- 1 upcoming race
- March
- 1 upcoming race
- April
- 2 upcoming races
- May
- 4 upcoming races
- June
- 1 upcoming race
- September
- 18 upcoming races
- October
- 52 upcoming races
- November
- 26 upcoming races
- December
- 6 upcoming races
Connecticut cities with the most 5Ks
- Stratford
- 4 upcoming races
- Hamden
- 4 upcoming races
- Bridgeport
- 3 upcoming races
- Hartford
- 3 upcoming races
- Meriden
- 3 upcoming races
- Simsbury
- 3 upcoming races
- Litchfield
- 3 upcoming races
- Milford
- 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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Hartford MarathonHartford, CT Usually held in October · date not confirmedMarathonHalf5K ~10,000 runners
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New Haven Road RaceNew Haven, CT Usually held in September · next date not announced20K5K ~5,500 runners
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Athletic Brewing Company Fairfield Road RacesFairfield, CT Usually held in June · date not confirmedHalf Marathon5KLucas Challenge (Half + 5K)Beer Mile +1 more ~5,000 runners
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IRIS Run for Refugees 5KNew Haven, CT Usually held in February · date not confirmed5K ~3,000 runners
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Greenwich Alliance for Education Turkey Trot 5KGreenwich, CT Usually held in November · date not confirmed5K1 Mile Fun Run/WalkMini Trot ~1,800 runners
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99.1 PLR ShamRock & Roll 5KNew Haven, CT Usually held in March · date not confirmed5K ~1,500 runners
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Stamford Boys & Girls Club Corporate 5KStamford, CT Usually held in May · date not confirmed5K ~1,500 runners
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Old Wethersfield 5K & 10KWethersfield, CT Usually held in August · date not confirmed5K10K ~1,200 runners
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UConn Health Half Marathon, 10K & 5K (on Iron Horse)Simsbury, CT Usually held in June · date not confirmedHalf Marathon10K5K ~1,200 runners
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CT Race in the ParkNew Britain, CT Usually held in May · date not confirmed5K Run4K/1 Mile Walk ~1,000 runners
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Minute Man RaceWestport, CT Usually held in April · date not confirmed10K5K Run/WalkKids Fun Run ~1,000 runners
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Middletown 10K & 5K Run/WalkMiddletown, CT Usually held in April · date not confirmed10K5K ~800 runners
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Hangover Half Marathon & 5KBristol, CT Usually held in January · date not confirmedHalf Marathon5K ~500 runners
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O'Neill's 5KNorwalk, CT Usually held in June · date not confirmed5KVirtual 5KKids Fun Run ~500 runners
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Norwich Winterfest 5KNorwich, CT Usually held in December · date not confirmed5K Run/WalkVirtual 5K ~200 runners
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Battle of Stonington 5KStonington, CT Usually held in August · next date not announced5K0.25 Miles
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Black Hog Brewing Co. 5K Road RaceOxford, CT Usually held in September · next date not announced5K
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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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Circle of Care's Annual Walk/Run for Kids With CancerWestport, CT Usually held in September · next date not announced5K
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East Haven Community ClassicEast Haven, CT Usually held in September · next date not announced5K5k - Handcycle or racing wheelchairFun Run
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EDRRC - High Watch Recovery Center's Sprint for Sobriety 5K Run/WalkKent, CT Usually held in September · next date not announced5K
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Farmington River Run 5K Trail RaceFarmington, CT Usually held in September · next date not announced5K
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Follow Natural Fitness Women's Health 5KBridgeport, CT Usually held in August · next date not announced5K
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Greenleaf 5K River Run for the FundNew London, CT Usually held in September · next date not announced5K
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Half Way to ST. Pats Day 5KStratford, CT Usually held in September · next date not announced5K300 Yards
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.
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- Blog All guides Planning advice for finding, choosing and travelling to races.
5Ks in Connecticut: common questions
- How many 5Ks are there in Connecticut?
- RaceRove currently lists 111 upcoming 5Ks in Connecticut with a confirmed date, plus 79 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: Stratford (4), Hamden (4), Bridgeport (3), Hartford (3) and Meriden (3).
- When is 5K season in Connecticut?
- Of the upcoming 5Ks listed, the busiest months are October (52), November (26) and September (18).
- What is the biggest 5K in Connecticut?
- By estimated field size, the largest event with a 5K listed in Connecticut is the Hartford Marathon, with about 10,000 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.