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.

Summer Sizzler 2-Miler

Sat, Jun 20 · Sherman, CT Sherman

Road 2 Miler

From $25 Open

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FISH Fun Run/Walk

Sat, Jun 20 · New Fairfield, CT New Fairfield

Road One MileOne MileOne Mile

From $20 Open 35 spots left

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Roxbury Road Race Series #16

Sat, Jun 20 · Roxbury, CT Roxbury

Road 4.2 Miles

From $10 Open

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3rd Annual LSC Soccer Stride

Sat, Jun 20 · Ledyard, CT Ledyard

Road 5k1/4 Mile Kids Fun Run

From $10 Open

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2026 Camp Jewell 5K Fun Run/Walk & Kids 1M

Sat, Jun 20 · Colebrook, CT Colebrook

Road 1 Mile Kids Run (Not Timed)5K Run/Walk

From $0 Open Closing Soon

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Acrisure Branford Road Race

Sun, Jun 21 · Branford, CT Branford

Road 1 Mile Mark Gilhuly Family Fun Run2 Mile Health Walk5 mile

From $12 Open Closing Soon

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8th Annual 5k Walk/Run for Overdose Awareness

Thu, Jun 25 · Shelton, CT Shelton

Road 8th Annual 5k Walk/Run for Overdose Awareness

From $40 Open

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Roxbury Road Race Series #17

Sat, Jun 27 · Roxbury, CT Roxbury

Road 5.7 Miles

From $10 Open

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The Club 2nd Annual 5k!

Sat, Jun 27 · Naugatuck, CT Naugatuck

Road 5k

From $25 Open Closing Soon

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Rocky Hill America 250 Fun Run & 2 Miles

Sat, Jun 27 · Rocky Hill, CT Rocky Hill

Road Kids Fun Run2M Trail Run

From $5 Open

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Beyond your Limits 5k

Sat, Jun 27 · West Haven, CT West Haven

Road 5K

From $35 Open

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MRC Track & Field Series presented by Marathon Sports

Sat, Jun 27 · Manchester, CT Manchester

Road July 9th Adult MileJuly 9th Adult 100July 9th Adult 200 +7

From $0 Open

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Rose Arts Road Race

Sat, Jun 27 · Norwich, CT Norwich

Road 5K10K

From $25 Open

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11th Annual Milford Moves for Veterans 5K

Sun, Jun 28 · Milford, CT Milford

Road 5K Runner or Walker 19 & over5K Runner or Walker 18 & under

From $22 Open

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GRR Firecracker 5K Presented By Highland Park Market

Sun, Jun 28 · Glastonbury, CT Glastonbury

Road 2 Mile Route5K

From $30 Open

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

Sun, Jun 28 · Bethel, CT Bethel

Road Teen Registration 13 to 17 yrsChild Registration 12 & UnderAdult Registration +1

From $5 Open

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Lake Terramuggus Sprint Triathlon #2

Thu, Jul 2 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Relay Tri +1

From $35 Open

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Milford Road Runners Independence Day 5K

Sat, Jul 4 · Milford, CT Milford

Road 5K

From $30 Open Closing Soon

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Four on the Fourth

Sat, Jul 4 · New Canaan, CT New Canaan

Road 4 Mile Run

From $25 Open Closing Soon

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The Revolutionary Mile - At the Boom Box Parade

Sat, Jul 4 · Willimantic, CT Willimantic

Road The Revolutionary Mile

From $25 Open

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Chester Rotary's 48th Four on the Fourth

Sat, Jul 4 · Chester, CT Chester

Road 4 on the 4th

From $35 Open Closing Soon

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East Shore 5k

Sun, Jul 5 · New Haven, CT New Haven

Road 5k Run5k Walk

From $10 Open

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Wickham Summer XC Series

Mon, Jul 6 · Manchester, CT Manchester

Road Wickham Summer XC Series Race 1Wickham Summer XC Series Race 5Wickham Summer XC Series Race 4 +3

From $5 Open

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Rails to Trails

Fri, Jul 10 · East Hampton, CT East Hampton

Road 5K

From $25 Open

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Pirate's Beer Run! - A 0.5k Run For Cancer

Sat, Jul 11 · Colchester, CT Colchester

Virtual Pirate's Beer Run - 0.5k (On-Site Participant)Virtual Participant (Shipped Swag!)

From $25 Open

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Roxbury Road Race Series #18

Sat, Jul 11 · Roxbury, CT Roxbury

Road 3 Miles

From $10 Open

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Point O' Woods Beach 5K Run/Walk

Sat, Jul 11 · Old Lyme, CT Old Lyme

Road 5k

From $25 Open

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Litchfield Hills Triathlon

Sat, Jul 11 · New Hartford, CT New Hartford

Triathlon AquaBikeRELAY TEAM - TriathlonOlympic Triathlon

From $89 Open

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Enfield 4th of July 5k

Sat, Jul 11 · Enfield, CT Enfield

Road 5k

From $35 Open

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Petit Family Foundation 5K

Sun, Jul 12 · Plainville, CT Plainville

Road 5KFitness Walk

From $30 Open

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5K Training Program for the Battle of Stonington

Mon, Jul 13 · Mystic, CT Mystic

Road Training

From $35 Open

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2026 Fairfield Police Sunset 5K with myTEAM TRIUMPH

Wed, Jul 15 · Fairfield, CT Fairfield

Open

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Ambulance Driver 5K at BADSONS Brewery

Wed, Jul 15 · Derby, CT Derby

Road Ambulance Driver 5K

From $40 Open

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THE FAIRFIELD POLICE SUNSET 5K - Presented by Moneco Advisors

Wed, Jul 15 · Fairfield, CT Fairfield

Road Fairfield Police Sunset 5K Run - Presented by Moneco AdvisorsFairfield Police Sunset .8 MILE untimed WALK - Presented by Moneco AdvisorsFOOD TRUCK TICKET- NON REGISTERED ONLY - Presented by Moneco Advisors

From $20 Open

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Lake Terramuggus Sprint Triathlon #3

Thu, Jul 16 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Tri +1

From $35 Open

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Roxbury Road Race Series #19

Sat, Jul 18 · Roxbury, CT Roxbury

Road Roxbury Painter Hill 10k

From $10 Open

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Run For Ryan Memorial Run

Sat, Jul 18 · Dayville, CT Dayville

Road Walk5KKids Fun Run

From $0 Open

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Move! with the Urban League

Sat, Jul 18 · Hartford, CT Hartford

Road 5K

From $20 Open

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Predict Your Pace 1 Miler

Sun, Jul 19 · South Windsor, CT South Windsor

Road Predict Your Pace 12pm WavePredict Your Pace 12:30pm WavePredict Your Pace 1pm Wave

From $25 Open 50 spots left

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Ellington 1 miler

Sun, Jul 19 · Ellington, CT Ellington

Road Ellington Wave 1Ellington Wave 2

From $25 Open 25 spots left

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East Granby 1 miler

Sun, Jul 19 · East Granby, CT East Granby

Road East Granby Wave 2East Granby Wave 1

From $25 Open 25 spots left

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New Milford Parks & Recreation Road Race

Sat, Jul 25 · New Milford, CT New Milford

Road 5K8 MileKids Run the Green

From $5 Open

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LYSB Midsummer Run

Sat, Jul 25 · Old Lyme, CT Old Lyme

Road Kids K5K Run5K Walk

From $10 Open

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Southwest Cafe Margarita 5K

Sat, Jul 25 · Ridgefield, CT Ridgefield

Road Southwest Cafe Margarita 5k

From $35 Open

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Woodmont 5K

Sat, Jul 25 · Milford, CT Milford

Road 5K Run

From $30 Open

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Valley of Hartford 5K Road Race

Sat, Jul 25 · Newington, CT Newington

Road Valley of Hartford 5K Road Race

From $30 Open

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Surfin' Santa's Christmas In July 5k & Holiday Stroll

Sun, Jul 26 · Stratford, CT Stratford

Road Surfin' Santa's Christmas In July Holiday One Mile StrollSurfin' Santa's Christmas In July 5k

From $30 Open Closing Soon

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LivSports Youth Hockey Summer Camp

Mon, Jul 27 · Bridgeport, CT Bridgeport

Mite Goalie (8u)PeeWee Goalie (12u)Squirt Goalie (10u) +3

From $200 Open 2 spots left

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Lake Terramuggus Sprint Triathlon #4

Thu, Jul 30 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Relay Tri +1

From $35 Open

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The Trumbull Rotary Sunset 5k Run & Walk

Fri, Jul 31 · Trumbull, CT Trumbull

Road Trumbull Sunset Untimed Walk onlyTrumbull Sunset 5K VETERANS ONLY DIVISIONTrumbull Sunset 5K Run & Walk 18 & UNDER only +1

From $0 Open

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