Running Races in Connecticut — 2026

There are 317 running races in Connecticut in 2026 across 132 cities. The next upcoming race is the Greenway 5K Charity Run & Walk in Derby on April 11. Popular distances include 5K races, trail runs, 10K races.

Woodland Ramble Trail Run

Sat, May 30 · Mystic, CT Mystic

Trail 5K Trail Run

From $31 Open 100 spots left

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The River Run 5K and Kids Fun Run

Sat, May 30 · Old Saybrook, CT Old Saybrook

Road The River Run Kids Fun RunThe River Run 5K

From $15 Open Closing Soon

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Roxbury Road Race Series #13

Sat, May 30 · Roxbury, CT Roxbury

Road 3.9 Miles

From $10 Open

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TriRidgefield Sprint Triathlon and Duathlon

Sun, May 31 · Ridgefield, CT Ridgefield

Triathlon DuRidgefield - IndividualTriRidgefield - RelayTriRidgefield - Individual

From $95 Open 75 spots left

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17th Annual Barkhamsted River Run 5K

Sun, May 31 · Barkhamsted, CT Barkhamsted

Road 1M Kids Fun Run5K

From $10 Open

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Glastonbury Education Foundation 5K Run/Walk (GEF5K)

Sun, May 31 · Glastonbury, CT Glastonbury

Road GEF5K Run/Walk

From $40 Open

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Run the Vineyards - Jonathan Edwards 5K

Sun, May 31 · North Stonington, CT North Stonington

Road 5K

From $44 Open

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Belltown Spring Sprint 2M Run & Walk, Kids Run

Tue, Jun 2 · East Hampton, CT East Hampton

Road Kids Run2 Mile Walk2 Mile Run

From $5 Open

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The Big Run Presented by Brooks

Wed, Jun 3 · West Hartford, CT West Hartford

Open

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IronHike Mohawk Mountain Spring 2026

Thu, Jun 4 · Mohawk Mtn Ski Area, Cornwall, CT Mohawk Mtn Ski Area, Cornwall

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

From $145 Open

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11th Annual Flanders Field & Forest 5K Trail Run/Walk

Fri, Jun 5 · Woodbury, CT Woodbury

Trail Flanders Field & Forest 5K Run/Walk

From $30 Open

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Athletic Brewing Company Fairfield Road Races

Sat, Jun 6 · Fairfield, CT Fairfield

Road Lil' Stags Kids Fun Run (1/2 Mile)Athletic Brewing Beer Mile!5K +2

From $10 Open 70 spots left

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Hamden Fest Half Marathon & 5k

Sat, Jun 6 · Hamden, CT Hamden

Road Hamden Fest 5KHalf Marathon RelayHamden Fest Half Marathon

From $30 Open

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America’s 250th – Greenwich Community 5K & 1 Mile Fun Run

Sat, Jun 6 · Greenwich, CT Greenwich

Road America 250 Greenwich 1 Mile RunAmerica 250 Greenwich 5K Run

From $10 Open

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Run the Race 5K

Sat, Jun 6 · Danbury, CT Danbury

Road Run the Race 5K

From $35 Open

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Heart of Eastford 5K

Sat, Jun 6 · Eastford, CT Eastford

Road 2026 Heart of Eastford 5k

From $30 Open

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Roxbury Road Race Series #14

Sat, Jun 6 · Roxbury, CT Roxbury

Road 9.9 Miles

From $10 Open

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SongStrong 5K

Sat, Jun 6 · Guilford, CT Guilford

Virtual 5KKids Fun RunVirtual 5K

From $10 Open

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The 25th Annual Laura's Garden Community Run

Sun, Jun 7 · Wethersfield, CT Wethersfield

Road 3K5K

From $25 Open

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Hat City Dash

Sun, Jun 7 · Danbury, CT Danbury

Road Hat City Dash 5K

From $40 Open

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Brookfield Lions Strides to Cure Diabetes 5-Miler

Sun, Jun 7 · Brookfield, CT Brookfield

Road Brookfield Lions Strides to Cure Diabetes 5-Miler

From $30 Open

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Celebrate! West Hartford FUNd RUNS

Sun, Jun 7 · West Hartford, CT West Hartford

Road Kids' K5K - YOUTH CLUBS: Zoomerangs, Girls In Stride, MPower, CHS Soccer, Grace Webb Running Club5K

From $5 Open

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O'Neill's 5K

Sun, Jun 7 · Norwalk, CT Norwalk

Virtual O'Neill's Virtual 1 Mile Health WalkO'Neill's 5KO'Neill's Virtual 5K

From $35 Open

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Peaks, Pedals, and Pints

Sun, Jun 7 · Colebrook, CT Colebrook

Get Off the Couch Foundation FundraiserVirtual Get Off the Couch Foundation Fundraiser

From $40 Open

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Griswold Color Run - 3k - Timed

Sun, Jun 7 · Jewett City, CT Jewett City

Griswold Color Run - 3k - Timed

From $30 Open

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THS Eagles Final FlyThru

Sun, Jun 7 · Trumbull, CT Trumbull

THS Eagles Final FlyThru - STUDENT -THS Eagles Final FlyThru - PARENT/GUARDIAN -

From $0 Open

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Red, White and Blue in Bethany 5K

Sat, Jun 13 · Bethany, CT Bethany

Road 5K run

From $35 Open

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Roxbury Road Race Series #15

Sat, Jun 13 · Roxbury, CT Roxbury

Road 10k Falls Road

From $10 Open

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Gaylord Gauntlet

Sat, Jun 13 · Wallingford, CT Wallingford

OCR Gaylord Gauntlet 2026

From $60 Open

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52nd Annual Rooster Run

Sat, Jun 13 · Newtown, CT Newtown

Road 5K (In Person) RACE START 8:20 AM10K (In Person) RACE START 8:20 AMLittle Dash (Ages 3 to 8) RACE START 8 AM

From $10 Open

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6th Annual A. W. Stanley Park 5K

Sat, Jun 13 · New Britain, CT New Britain

Virtual 1 Mile Walk UntimedVirtual 1 MileVirtual 5K +2

From $30 Open

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Darien 5K-Run / 1-Mile Walk ( in Support of Ukraine )

Sun, Jun 14 · Darien, CT Darien

Virtual 1-Mile WalkVirtual 5K Run / walk5K Run

From $30 Open

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Milford Rotary Run in the Park 5K

Sun, Jun 14 · Milford, CT Milford

Road Milford Rotary Run in the Park 5K - at Eisenhower Park, Milford, CT

From $25 Open

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Devil Dash 5k

Sun, Jun 14 · Stratford, CT Stratford

Road Little Devil Dash - 1/2 Mile "Kids Run"Devil Dash 5k

From $12.5 Open

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Run For The Rock

Sun, Jun 14 · Bridgeport, CT Bridgeport

Road Run for the Rock 5K Run or Walk ages 18 & under ONLYRun for the Rock 5K Run or Walk ages 19 & over

From $25 Open

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Litchfield Hills Road Race

Sun, Jun 14 · Litchfield, CT Litchfield

Road Litchfield Hills Road Race

From $50 Open

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Liz Harris Memorial Cannonball 1 Mile Run

Thu, Jun 18 · Preston, CT Preston

Road Liz Harris Memorial Cannonball 1 Mile Run

From $22 Open

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Lake Terramuggus Sprint Triathlon #1

Thu, Jun 18 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Tri +1

From $35 Open

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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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Acrisure Branford Road Race

Sun, Jun 21 · Branford, CT Branford

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

From $11 Open

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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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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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Roxbury Road Race Series #17

Sat, Jun 27 · Roxbury, CT Roxbury

Road 5.7 Miles

From $10 Open

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

Sun, Jun 28 · Bethel, CT Bethel

Road Adult RegistrationChild Registration 12 & UnderFirst Responders & Military Registration +1

From $5 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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Lake Terramuggus Sprint Triathlon #2

Thu, Jul 2 · Marlborough, CT Marlborough

Triathlon Super Sprint TriAqua BikeSprint Tri +1

From $35 Open

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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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Milford Road Runners Independence Day 5K

Sat, Jul 4 · Milford, CT Milford

Road 5K

From $30 Open

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