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.

Roxbury Road Race Series #20

Sat, Aug 1 · Roxbury, CT Roxbury

Road 4.7 Miles

From $10 Open

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Race4Chase Triathlon Program FINALE Race: Connecticut

Sat, Aug 1 · Southington, CT Southington

Triathlon Race4Chase Triathlon Program FINALE Race: Connecticut

From $0 Open

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CT Hospice Miles for Memories

Sat, Aug 1 · Branford, CT Branford

1 Mile Walk2 Mile Walk

From $30 Open

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64th Annual Ocean Beach/John & Jessie Kelley Half Marathon

Sat, Aug 1 · New London, CT New London

Open

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Boys & Girls Club of Milford Ice Cream Run (5K)

Sun, Aug 2 · Milford, CT Milford

Road 5K

From $30 Open Closing Soon

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LivSports Youth Baseball Summer Camp

Mon, Aug 3 · Bridgeport, CT Bridgeport

Rookies (9-10 Year Olds)Big Leaguers (11-12 Year Olds)Prospects (6-8 Year Olds)

From $100 Open 15 spots left

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Stonington Cross Country 5K

Wed, Aug 5 · Pawcatuck, CT Pawcatuck

Open

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The Perogie Dash

Sat, Aug 8 · Danbury, CT Danbury

Road 1K Kids Fun Run5K Run and Health Walk

From $25 Open

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2026 Natchaug 5K Color Run & Walk

Sat, Aug 8 · Mansfield Center, CT Mansfield Center

Road 17 and Under5K Fun Walk (Not timed)5K Run

From $15 Open

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Woofbridge 5k Run/2 Mile Walk

Sat, Aug 8 · Woodbridge, CT Woodbridge

Road Woofbridge 5k Run/2 Mile Walk

From $30 Open

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Follow Natural Fitness Women's Health 5K

Sat, Aug 8 · Bridgeport, CT Bridgeport

Road FNF Run for Women's Health UNTIMED 1 MileFNF Run for Women's Health 5K

From $25 Open

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Roxbury Road Race Series #21

Sat, Aug 8 · Roxbury, CT Roxbury

Road 6.4 Miles

From $10 Open

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East Haddam Sprint and Family Fun Triathlon

Sat, Aug 8 · Moodus, CT Moodus

Triathlon East Haddam Family Fun TEAM REGISTRATIONEast Haddam Family Fun INDIVIDUAL REGISTRATIONEast Haddam Sprint Triathlon TEAM REGISTRATION +2

From $0 Open

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Run for Wishes 5K Benefitting MAKE-A-WISH® CONNECTICUT

Sun, Aug 9 · Stratford, CT Stratford

Road STAR 99.9 Surfside Hotel Run for Wishes 5K (21 & over)STAR 99.9 Surfside Hotel Run for Wishes 5K (20 & under)

From $25 Open

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Run the Vineyards - Priam Vineyards 5K

Sun, Aug 9 · Colchester, CT Colchester

Road 5K

From $42 Open Closing Soon

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12th Annual Step Up for the Brave

Mon, Aug 10 · Fairfield, CT Fairfield

Virtual STEP UP Run / Stair Climb Challenge40,000 Step UP - VIRTUAL Challenge onlySTEP UP Walk Challenge + 40,000 Step Virtual Challenge

From $40 Open

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Bikes & Beers Branford

Sat, Aug 15 · Branford, CT Branford

15 MILE (10:00 AM Start Time)30 MILE (9:00 AM Start Time)30 MILE (9:30 AM Start Time) +3

From $22.7 Open

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Lake Terramuggus Olympic Triathlon

Sat, Aug 15 · Marlborough, CT Marlborough

Triathlon AquabikeOlympic Relay TriOlympic Tri

From $85 Open

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2nd Annual Rocky Hill 2M Run & Kids Run

Sat, Aug 15 · Rocky Hill, CT Rocky Hill

Road Kids Fun Run2M Trail Run

From $5 Open

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MAD 5K

Sat, Aug 15 · New London, CT New London

Road MAD 5K

From $35 Open

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Roxbury Road Race Series #22

Sat, Aug 15 · Roxbury, CT Roxbury

Road 4.2 Miles

From $10 Open

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Jill's Race for MS

Sat, Aug 15 · Beacon Falls, CT Beacon Falls

Road 5k Run/Walk5k Run/Walk Under 16

From $10 Open

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Mohegan Striders 4-Miler at Sneekers

Sun, Aug 16 · Groton, CT Groton

Road 4 Mile Race

From $20 Open

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Battle of Stonington 5K

Tue, Aug 18 · Stonington, CT Stonington

Road 5K: Walk or Run

From $32 Open

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Amber Room Run from the Sun 5K

Thu, Aug 20 · Danbury, CT Danbury

Virtual Virtual 5K5K

From $45 Open

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17th Annual Saybrook Point 5k Road Race 2026

Sat, Aug 22 · Old Saybrook, CT Old Saybrook

Road Saybrook Point 5K

From $30 Open

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Roxbury Road Race Series #23

Sat, Aug 22 · Roxbury, CT Roxbury

Road 7.2 Miles- The Boot

From $10 Open

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Shore 2 The Pour Beach Run 2026

Sat, Aug 22 · Stratford, CT Stratford

Road Shore 2 the Pour Beach RunFree Kids Fun Run

From $0 Open

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2026 Unite to Fight 5K Run/Walk

Sun, Aug 23 · Stamford, CT Stamford

Virtual Unite to Fight 5KVirtual 5KKids Fun Run

From $10 Open

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Roxbury Road Race Series #24

Sat, Aug 29 · Roxbury, CT Roxbury

Road GUESS YOUR PACE RACE

From $10 Open

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2026 Killingworth Road Race 4 Miles

Sat, Aug 29 · Killingworth, CT Killingworth

Road 4M run

From $25 Open

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Newtown Community Running Event

Sun, Aug 30 · Newtown, CT Newtown

Road 5K Run/Walk10K1/2 Marathon

From $35 Open Closing Soon

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TPC River Highlands

Mon, Aug 31 · Cromwell, CT Cromwell

Participant Registration

From $1200 Open 100 spots left

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Black Hog Brewing Co. 5K Road Race

Sat, Sep 5 · Oxford, CT Oxford

Road 5K

From $30 Open

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Roxbury Road Race Series #25

Sat, Sep 5 · Roxbury, CT Roxbury

Road Roxbury Mile

From $10 Open

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Run for The Hills

Sat, Sep 5 · Niantic, CT Niantic

Trail Run for the Hills

From $25 Open

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Haddam Neck Fair 5K

Sun, Sep 6 · Haddam, CT Haddam

Road Haddam Neck Fair 5K

From $18 Open

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Faxon Law New Haven Road Race

Mon, Sep 7 · New Haven, CT New Haven

Virtual 1/2 Mile Kids Fun Run5KHalf Marathon Relay +4

From $8 Open

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Kailey Jaie Prenoveau Scholarship 5K Run

Sat, Sep 12 · Harwinton, CT Harwinton

Road 5k RunStudent 5K Run (Must be under 18 to Register for this)

From $20 Open

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2026 Dave Parcells Madison Triathlon

Sat, Sep 12 · Madison, CT Madison

Triathlon AquabikeYouth "Try" (Ages 11-16 with adult)Para Athlete Wheelchair Division Tri +5

From $100 Open

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4 Town 5k

Sat, Sep 12 · Somers, CT Somers

Road 4 Town 5k

From $35 Open

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Groton City Brew Run

Sat, Sep 12 · Groton, CT Groton

Road 5K AND Beer Garden Access: Run or Walk5K ONLY: Run or WalkBeer Garden Access Only

From $32 Open

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Run 4 Hunger and Health

Sat, Sep 12 · Newtown, CT Newtown

Road Kids RunRun 4 Hunger and Health

From $5 Open

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Roxbury Road Race Series #26

Sat, Sep 12 · Roxbury, CT Roxbury

Road 6.4 Miles

From $10 Open

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EDRRC - High Watch Recovery Center's Sprint for Sobriety 5K Run/Walk

Sun, Sep 13 · Kent, CT Kent

Road EDRRC - High Watch Recovery Center's Sprint for Sobriety 5K Run/Walk

From $25 Open

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PTSMC Stride to Provide 5K Run/Walk

Sun, Sep 13 · Wallingford, CT Wallingford

Road Stride to Provide 5K

From $36.79 Open

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West Haven Community House 85th Anniversary Community Fun Walk

Sun, Sep 13 · West Haven, CT West Haven

WHCH 85th Anniversary Community Fun Walk

From $30 Open

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14th Annual Miles for a Mission 5K Run/Walk – In Person AND Virtual – benefiting INTEMPO

Mon, Sep 14 · Stamford, CT Stamford

Virtual 5K Run/Walk – VIRTUAL5K Run/Walk - IN PERSON - UNTIMED5K Run/Walk - IN PERSON - TIMED

From $30 Open

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Roxbury Road Race Series #27

Sat, Sep 19 · Roxbury, CT Roxbury

Road 4.3 Miles

From $10 Open

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OUTRUN ADDICTION 5K

Sat, Sep 19 · Enfield, CT Enfield

Virtual 2 Mile Walk5K Run or WalkVirtual 5K Run/Walk

From $25 Open Closing Soon

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