Races in Connecticut

298 upcoming road, trail, triathlon, and ultra races in Connecticut for 2026 and beyond — 5Ks, 10Ks, half marathons, marathons, and more.

5K Races (174)10K Races (21)Half Marathons (15)Marathons (5)Ultramarathons (17)

Trail Running Extravaganza
Wed, Jun 10, 2026 · Farmington, CT
6th Annual A. W. Stanley Park 5K
Sat, Jun 13, 2026 · New Britain, CT
5K1 Mile
Fleet Feet Hartford Summer 2026 5k & 10k Training Programs
Sat, Jun 13, 2026 · West Hartford, CT
5K10K
52nd Annual Rooster Run
Sat, Jun 13, 2026 · Newtown, CT
5K10K
Gaylord Gauntlet
Sat, Jun 13, 2026 · Wallingford, CT
5K
Red, White and Blue in Bethany 5K
Sat, Jun 13, 2026 · Bethany, CT
5K
Roxbury Road Race Series #15
Sat, Jun 13, 2026 · Roxbury, CT
10K
4th Annual 'Net Gains 2026' Pickleball Tournament Sponsored by The Peter & Thomas DiPietro Foundation and Chris Wright - Kingsview Partners
Sat, Jun 13, 2026 · Milford, CT
Flag Day 5K
Sun, Jun 14, 2026 · Bethel, CT
5K
Run For The Rock
Sun, Jun 14, 2026 · Bridgeport, CT
5K
North Branford Hot Potato 1 miler
Sun, Jun 14, 2026 · North Branford, CT
1 Mile
KS4MH Miles for Mental Health 5K and Family Hike
Sun, Jun 14, 2026 · Wallingford, CT
5K
Darien 5K-Run / 1-Mile Walk ( in Support of Ukraine )
Sun, Jun 14, 2026 · Darien, CT
5K1 Mile
L+M Summer Stride 5K & 10K
Sun, Jun 14, 2026 · New London, CT
5K10K
Litchfield Hills Road Race
Sun, Jun 14, 2026 · Litchfield, CT
11.3K
Milford Rotary Run in the Park 5K
Sun, Jun 14, 2026 · Milford, CT
5K
Devil Dash 5k
Sun, Jun 14, 2026 · Stratford, CT
5K1K
Solstice Sprint 5K
Wed, Jun 17, 2026 · West Hartford, CT
5K
Lake Terramuggus Sprint Triathlon #1
Thu, Jun 18, 2026 · Marlborough, CT
23.1K11.8K18.3K
Liz Harris Memorial Cannonball 1 Mile Run
Thu, Jun 18, 2026 · Preston, CT
1 Mile
Roxbury Road Race Series #16
Sat, Jun 20, 2026 · Roxbury, CT
6.8K
Pat Griskus Olympic, Du, Sprint Triathlon
Sat, Jun 20, 2026 · Middlebury, CT
50K22.7K51.8K40.2K
Summer Solstice Trail Run
Sat, Jun 20, 2026 · Hebron, CT
5K8K12.9K
2026 Rushford’s Race for Recovery 5K Color Run
Sat, Jun 20, 2026 · Portland, CT
5K
FISH Fun Run/Walk
Sat, Jun 20, 2026 · New Fairfield, CT
1 Mile
4th Annual Bloomfield Juneteenth 5K
Sat, Jun 20, 2026 · Bloomfield, CT
5K
3rd Annual LSC Soccer Stride
Sat, Jun 20, 2026 · Ledyard, CT
5K
2026 Camp Jewell 5K Fun Run/Walk & Kids 1M
Sat, Jun 20, 2026 · Colebrook, CT
5K1 Mile
Summer Sizzler 2-Miler
Sat, Jun 20, 2026 · Sherman, CT
3.2K
Acrisure Branford Road Race
Sun, Jun 21, 2026 · Branford, CT
8K3.2K1 Mile
8th Annual 5k Walk/Run for Overdose Awareness
Thu, Jun 25, 2026 · Shelton, CT
5K
Riverfront Hartford 5K
Thu, Jun 25, 2026 · Hartford, CT
5K
Knight @ the Track
Fri, Jun 26, 2026 · Wilton, CT
5K
Beyond your Limits 5k
Sat, Jun 27, 2026 · West Haven, CT
Roxbury Road Race Series #17
Sat, Jun 27, 2026 · Roxbury, CT
9.2K
Centurion Trail 33 Hour Ultra
Sat, Jun 27, 2026 · Stratford, CT
Rose Arts Road Race
Sat, Jun 27, 2026 · Norwich, CT
5K10K
The Club 2nd Annual 5k!
Sat, Jun 27, 2026 · Naugatuck, CT
5K
Westport Road Runners Summer Series
Sat, Jun 27, 2026 · Westport, CT
3.5K5K6.1K6.6K7.6K9.4K11.0K13.5K15K10 Miles
Rocky Hill America 250 Fun Run & 2 Miles
Sat, Jun 27, 2026 · Rocky Hill, CT
3.2K1K
CT Open Water Championship
Sat, Jun 27, 2026 · Middlebury, CT
1K2.5K5K
MRC Track & Field Series presented by Marathon Sports
Sat, Jun 27, 2026 · Manchester, CT
Mystic Pizza Run
Sun, Jun 28, 2026 · Mystic, CT
8K
GRR Firecracker 5K Presented By Highland Park Market
Sun, Jun 28, 2026 · Glastonbury, CT
5K3.2K
Fleet Feet Hartford Summer 2026 Full & Half Marathon Training Programs
Sun, Jun 28, 2026 · West Hartford, CT
Half MarathonMarathon
Tunnel to Towers 5K Run & Walk - Bethel, CT
Sun, Jun 28, 2026 · Bethel, CT
5K
11th Annual Milford Moves for Veterans 5K
Sun, Jun 28, 2026 · Milford, CT
5K
Lake Terramuggus Sprint Triathlon #2
Thu, Jul 2, 2026 · Marlborough, CT
23.2K11.8K18.3K
The Revolutionary Mile - At the Boom Box Parade
Sat, Jul 4, 2026 · Willimantic, CT
1 Mile
Four on the Fourth
Sat, Jul 4, 2026 · New Canaan, CT
6.4K
Milford Road Runners Independence Day 5K
Sat, Jul 4, 2026 · Milford, CT
5K
Chester Rotary's 48th Four on the Fourth
Sat, Jul 4, 2026 · Chester, CT
6.4K
60th Annual John Demille Firecracker 8K Road Race
Sat, Jul 4, 2026 · Bethel, CT
8K
East Shore 5k
Sun, Jul 5, 2026 · New Haven, CT
5K
Wickham Summer XC Series
Mon, Jul 6, 2026 · Manchester, CT
3.9K
Rails to Trails
Fri, Jul 10, 2026 · East Hampton, CT
5K
Litchfield Hills Triathlon
Sat, Jul 11, 2026 · New Hartford, CT
50K40.2K
Pirate's Beer Run! - A 0.5k Run For Cancer
Sat, Jul 11, 2026 · Colchester, CT
500m
Point O' Woods Beach 5K Run/Walk
Sat, Jul 11, 2026 · Old Lyme, CT
5K
LivSports BMX Lap-A-Thon
Sat, Jul 11, 2026 · Trumbull, CT
Enfield 4th of July 5k
Sat, Jul 11, 2026 · Enfield, CT
5K
Roxbury Road Race Series #18
Sat, Jul 11, 2026 · Roxbury, CT
5K
Petit Family Foundation 5K
Sun, Jul 12, 2026 · Plainville, CT
5K
Ambulance Driver 5K at BADSONS Brewery
Wed, Jul 15, 2026 · Derby, CT
5K
2026 Fairfield Police Sunset 5K with myTEAM TRIUMPH
Wed, Jul 15, 2026 · Fairfield, CT
5K
THE FAIRFIELD POLICE SUNSET 5K - Presented by Moneco Advisors
Wed, Jul 15, 2026 · Fairfield, CT
5K
5K Training Program for the Battle of Stonington
Thu, Jul 16, 2026 · Mystic, CT
5K
Lake Terramuggus Sprint Triathlon #3
Thu, Jul 16, 2026 · Marlborough, CT
Move! with the Urban League
Sat, Jul 18, 2026 · Hartford, CT
5K
Roxbury Road Race Series #19
Sat, Jul 18, 2026 · Roxbury, CT
10K
Run For Ryan Memorial Run
Sat, Jul 18, 2026 · Dayville, CT
5K
East Granby 1 miler
Sun, Jul 19, 2026 · East Granby, CT
1 Mile
Ellington 1 miler
Sun, Jul 19, 2026 · Ellington, CT
1 Mile
Predict Your Pace 1 Miler
Sun, Jul 19, 2026 · South Windsor, CT
1 Mile
Riverfront Hartford 4 Mile
Thu, Jul 23, 2026 · Hartford, CT
6.4K
Woodmont 5K
Sat, Jul 25, 2026 · Milford, CT
5K
Valley of Hartford 5K Road Race
Sat, Jul 25, 2026 · Newington, CT
5K
LYSB Midsummer Run
Sat, Jul 25, 2026 · Old Lyme, CT
5K1K
New Milford Parks & Recreation Road Race
Sat, Jul 25, 2026 · New Milford, CT
5K12.9K
Southwest Cafe Margarita 5K
Sat, Jul 25, 2026 · Ridgefield, CT
5K
Surfin' Santa's Christmas In July 5k & Holiday Stroll
Sun, Jul 26, 2026 · Stratford, CT
5K1 Mile
LivSports Youth Hockey Summer Camp
Mon, Jul 27, 2026 · Bridgeport, CT
Lake Terramuggus Sprint Triathlon #4
Thu, Jul 30, 2026 · Marlborough, CT
23.1K11.8K18.3K
The Trumbull Rotary Sunset 5k Run & Walk
Fri, Jul 31, 2026 · Trumbull, CT
5K1 Mile1K
It's All Downhill From Here 5K
Sat, Aug 1, 2026 · Wilton, CT
5K
Pete Hawley People's 7
Sat, Aug 1, 2026 · Barkhamsted, CT
11.3K
CT Hospice Miles for Memories
Sat, Aug 1, 2026 · Branford, CT
3.2K1 Mile
Roxbury Road Race Series #20
Sat, Aug 1, 2026 · Roxbury, CT
7.6K
Race4Chase Triathlon Program FINALE Race: Connecticut
Sat, Aug 1, 2026 · Southington, CT
64th Annual Ocean Beach/John & Jessie Kelley Half Marathon
Sat, Aug 1, 2026 · New London, CT
Half Marathon
Griswold I scream, you scream, there won’t be any ice cream 1 miler
Sun, Aug 2, 2026 · Griswold, CT
1 Mile
Boys & Girls Club of Milford Ice Cream Run (5K)
Sun, Aug 2, 2026 · Milford, CT
5K
LivSports Youth Baseball Summer Camp
Mon, Aug 3, 2026 · Bridgeport, CT
Stonington Cross Country 5K
Wed, Aug 5, 2026 · Pawcatuck, CT
5K1K
Woofbridge 5k Run/2 Mile Walk
Sat, Aug 8, 2026 · Woodbridge, CT
5K
The Perogie Dash
Sat, Aug 8, 2026 · Danbury, CT
5K1K
East Haddam Sprint and Family Fun Triathlon
Sat, Aug 8, 2026 · Moodus, CT
Follow Natural Fitness Women's Health 5K
Sat, Aug 8, 2026 · Bridgeport, CT
5K1 Mile
Roxbury Road Race Series #21
Sat, Aug 8, 2026 · Roxbury, CT
10.3K
2026 Natchaug 5K Color Run & Walk
Sat, Aug 8, 2026 · Mansfield Center, CT
5K

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