Running Races in Connecticut — 2026

There are 292 running races in Connecticut in 2026 across 122 cities. The next upcoming race is the THS Post Prom in Trumbull on May 29. Popular distances include 5K races, trail runs, half marathons.

2nd Annual PCS Harvest Hustle 5K & Kids Run

Sat, Sep 19 · Pomfret Center, CT Pomfret Center

Road Kids Fun Run5K

From $10 Open

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Arc Run

Sat, Sep 19 · Meriden, CT Meriden

Virtual ARC 5KVirtual 5KARC 10K

From $20 Open

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Bound for the Sound

Sat, Sep 19 · Old Lyme, CT Old Lyme

Road 1 Mile Family Fun Run5K10K (USATF-CT 10K State Championship)

From $5 Open

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Circle of Care's Annual Walk/Run for Kids With Cancer

Sun, Sep 20 · Westport, CT Westport

Road In-Person 5K RUNIn-Person WALK

From $20 Open

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13th Annual NOW ~Lap The Lake~ 5k Walk & Run

Sun, Sep 20 · Dayville, CT Dayville

Road 13th Annual NOW ~Lap The Lake~ 5k Walk & Run13th Annual NOW ~Lap The Lake ~ 1/2 MILE KIDS FUN RUN (Ages 10 and under)

From $5 Open

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Where the Pavement Ends Single & Double Loop

Sun, Sep 20 · Ridgefield, CT Ridgefield

Trail Where the Pavement Ends - Single LoopWhere the Pavement Events - The Double (two loops)

From $42 Open

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17th Annual Farmington River Run 5K Trail Race

Sun, Sep 20 · Farmington, CT Farmington

Trail 5K Trail Run

From $35 Open

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Circle of Care's Annual Walk/Run for Kids With Cancer

Sun, Sep 20 · Westport, CT Westport

Road In-Person 5K RUNIn-Person WALK

From $20 Open

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Come Out & Run 5k

Sun, Sep 20 · Wilton, CT Wilton

Road Adult & Kids (age10+) RegistrationKids under 10 Registration

From $0 Open

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Murray Lender 5K Bagel Run

Sun, Sep 20 · Woodbridge, CT Woodbridge

Road 2 Mile Family Fitness Walk/Run5K Race on USATF Certified Course

From $20 Open

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Roxbury Road Race Series #28

Sat, Sep 26 · Roxbury, CT Roxbury

Road 3.2 Miles

From $10 Open

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Hogsback Half Marathon

Sat, Sep 26 · Colebrook, CT Colebrook

Road Half Marathon

From $60 Open

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Sickle Cell Disease Association of America, CT/ Michelle's House Walk. Run. Bike.

Sat, Sep 26 · New Haven, CT New Haven

Road Sickle Cell Disease Association of America, CT/ Mile Walk - Michelle's HouseSickle Cell Disease Association of America, CT/ James Barber 5K Run - Michelle's HouseSickle Cell Disease Association of America, CT Bike Ride - Michelle's House

From $25 Open

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Chamber Challenge 5K

Sat, Sep 26 · Meriden, CT Meriden

Road 5K

From $20 Open

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Cromwell Riverport 5k

Sat, Sep 26 · Cromwell, CT Cromwell

Road Cromwell Riverport 5k

From $25 Open

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Hayfield Hustle and Oktoberfest at New Pond Farm

Sat, Sep 26 · Redding, CT Redding

Road Children’s Sap Run5 Mile5k +2

From $15 Open

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4th Annual Beach to Beach 5k

Sun, Sep 27 · Morris, CT Morris

Road Beach to Beach 5k

From $30 Open

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Run/Walk To Save a Life 5K

Sun, Sep 27 · Hamden, CT Hamden

Road 5K

From $30 Open

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Lisbon Fall Festival Road Race

Sun, Sep 27 · Lisbon, CT Lisbon

Road Lisbon Fall Festival- 5K

From $25 Open

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Greenwich Half Marathon

Sun, Sep 27 · Old Greenwich, CT Old Greenwich

Road Half Marathon

From $70 Open Closing Soon

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The 39th Bigelow Tea Community Challenge

Sun, Sep 27 · Southport, CT Southport

Virtual Kids' Fun Run3k WalkVirtual Adult Run/Walk +1

From $15 Open

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IronHike Mohawk Mountain Fall 2026

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

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

From $145 Open

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Running for Water for Africa 5K

Sat, Oct 3 · Milford, CT Milford

Road One Mile Walk Running for Water for Africa5K Run/Walk Running for Water for Africa

From $30 Open

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Roxbury Road Race Series #29

Sat, Oct 3 · Roxbury, CT Roxbury

Road 2.4 Miles

From $10 Open

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Dana's Angels Research Trust's 2026 "DART To The Finish" 2 Mile Walk to Cure Niemann-Pick type C Disease

Sat, Oct 3 · Old Greenwich, CT Old Greenwich

Virtual Be a Virtual Walker - Registration -w- Fees Incl. is a Donation to DARTAdult Donation -w- Fees Incl., 22 years old & up - 2 Mile Walk at Tods PointYouth Donation -w- Fees Incl., 10 years old to 21 years old - 2 Mile Walk at Tods Point +1

From $0 Open

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5th Annual Purple Light Project 5K

Sat, Oct 3 · Hartford, CT Hartford

Road 5K - 17 & Under5K - Age 18+

From $20 Open

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Salmon River 5.5 Mile Run

Sat, Oct 3 · Colchester, CT Colchester

Road Salmon River 5.5 Mile Run

From $35 Open

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Capalbo Strong Walk

Sun, Oct 4 · Fairfield, CT Fairfield

Capalbo Strong WalkSeagrape After Party ONLYCapalbo Strong Walk: 12 and Under +1

From $20 Open

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2026 Sono Half + 5K with myTEAM TRIUMPH

Sun, Oct 4 · Norwalk, CT Norwalk

Open

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Fishbein / YMCA Community Road Race

Sun, Oct 4 · Wallingford, CT Wallingford

Road Youth RaceHealthy Living 1K Walk5K Run

From $5 Open

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Apple Harvest Road Races

Sun, Oct 4 · Southington, CT Southington

Road Little Fritter Fun RunY CUP 1-Mile Race2 Mile Health Walk +3

From $20 Open

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Garavel SoNo Half Marathon | 5K

Sun, Oct 4 · Norwalk, CT Norwalk

Road 5K Student5KHalf Marathon +1

From $25 Open 10 spots left

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Norfolk Land Trust Trail Race Series/Haystack Mountain Challenge

Sun, Oct 4 · Norfolk, CT Norfolk

Trail 5K Trail Race10K Trail RaceHalf Marathon

From $25 Open

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RACE FOR CATHERINE

Fri, Oct 9 · Newtown, CT Newtown

Virtual 5K Youth (Virtual)5K - Certified & Timed5K Youth Certified & Timed +2

From $15 Open

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Roxbury Road Race Series #30

Sat, Oct 10 · Roxbury, CT Roxbury

Road 8.2 Miles

From $10 Open

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Hartland Harvest Run

Sat, Oct 10 · East Hartland, CT East Hartland

Road 5K Road Race

From $25 Open

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Gemstone Sparkle Sprint 5k

Sat, Oct 10 · Wilton, CT Wilton

Road Sparkle Stroller (Accessible .75 Run/Walk)Sparkle Sprinter- Trail 5KAmethyst Sponsor $1,000 +5

From $25 Open

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Benhaven Walk for Autism

Sun, Oct 11 · New Haven, CT New Haven

Virtual WalkWalk

From $25 Open

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The Little Guild 13th Annual Run & Wag 5K

Sat, Oct 17 · Cornwall, CT Cornwall

Road Run & Wag 5k

From $35 Open

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Tunnel to Towers 5K Run & Walk - Bridgeport, CT

Sat, Oct 17 · Bridgeport, CT Bridgeport

Road First Responders & Military RegistrationAdult RegistrationYouth Registration 13 to 17 yrs +1

From $5 Open

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Harvest Hope 5K

Sat, Oct 17 · Bolton, CT Bolton

Road Harvest Hope 5K

From $30 Open

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Tom Centinaro Memorial "Dam" Race

Sat, Oct 17 · Wolcott, CT Wolcott

Road Trail Run

From $25 Open

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Tackle the Trail (TM)

Sat, Oct 17 · Northeast, CT Northeast

Trail Individual - 10KIndividual - Half MarathonRelay Team - Marathon +1

From $45 Open 45 spots left

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4th Annual OAH STRIDES Race and Family Fun Day

Sat, Oct 17 · Simsbury, CT Simsbury

Road 4th Annual OAH STRIDES Race and Family Fun Day

From $35 Open

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Roxbury Road Race Series #31

Sat, Oct 17 · Roxbury, CT Roxbury

Road 4.2 Miles

From $10 Open

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The 36th edition of THE Great Pumpkin Classic

Sun, Oct 18 · TRUMBULL, CT TRUMBULL

Road 1+ Mile Health Walk ages 19 & over1+ Mile Health Walk ages 18 & under1+ Mile Health Walk ages 19 & over +7

From $16 Open

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34th Annual Halloween 5K and Kids Fun Run

Sun, Oct 18 · Brookfield, CT Brookfield

Road Halloween Kids Fun Run (0.23 miles)34th Annual Halloween 5K

From $5 Open

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The Ridgefield Road Fest 50th ANNIVERSARY: 1/2 Marathon, 7-Miler, & Iris Fund 5K

Sun, Oct 18 · Ridgefield, CT Ridgefield

Road Iris Fund Team Only-5KIris Fund 5KRidgefield Road Fest 7-miler +3

From $23.5 Open

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The Salisbury Beast 5K

Sun, Oct 18 · Salisbury, CT Salisbury

Road Salisbury Beast 5K

From $45 Open

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Bristol Mum-A-Thon Road Race 2026

Sun, Oct 18 · Bristol, CT Bristol

Road Monster Mile5K Road Race - Individual8K Road Race +1

From $15 Open

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