5K Races in Connecticut — 2026

There are 220 5K races in Connecticut scheduled for 2026. The next is the Gilbert Joseph & Brian Annual 5K (Gilbert JBA5K) in Winsted on April 25. Connecticut 5K races run primarily April through March.

Running Battles- A 5k"ish" Race To The Finish

Sun, May 17 · Wolcott, CT Wolcott

3.5 Mile Trail Race

From $30 Open

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Franklin Academy 6th Annual Double Helix 1.75 Mile Race

Sun, May 17 · East Haddam, CT East Haddam

1.75 Mile Race (General Public)

From $15.57 Open

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Somers Summer Series

Sun, May 17 · Somers, CT Somers

Somers Summer Series 5k

From $0 Open

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2026 Rossiter Run 5K Race and Fun Run/Walk

Sun, May 17 · Washington Depot, CT Washington Depot

Rossiter Run Fun Run/WalkRossiter Run 5K Race 2026

From $5 Open

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The Follow Natural Fitness Women's Health 5K

Sun, May 17 · Bridgeport, CT Bridgeport

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

From $25 Open Closing Soon

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Strong Family Farm Chicken Run

Sun, May 17 · Vernon, CT Vernon

Kids RunWalk5K

From $2 Open Closing Soon

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5K Walk/Jog/Run for Jon

Sat, May 23 · Woodbury, CT Woodbury

Main Race

From $30 Open

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Dustin L. Doyon Memorial Road Race

Sat, May 23 · Suffield, CT Suffield

5K Run/Walk10K Run

From $30 Open

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Savin Rock Waves of Hope 5k

Sat, May 23 · West Haven, CT West Haven

5K

From $35 Open

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North Stonington Education Foundation 5k and 2 Mile Walk

Sat, May 23 · North Stonington, CT North Stonington

2 Mile Walk5k Run1 Mile Kid's Race

From $17 Open

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Roxbury Road Race Series #12

Sat, May 23 · Roxbury, CT Roxbury

Roxbury Mile

From $10 Open

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32nd Annual | Weston Memorial Day Weekend 5K & Kids Fun Run

Sat, May 23 · Weston, CT Weston

Kids Fun Run Races5K Student Run/Walk5K Adult Run/Walk

From $15 Open

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Newtown Savings Bank Mile Down the Pike

Sun, May 24 · Monroe, CT Monroe

1 Mile - Veteran Registration1 Mile

From $15 Open

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Marlborough Lions Club Round The Lake 5K

Sun, May 24 · Marlborough, CT Marlborough

5k

From $30 Open

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Jim Fixx Memorial Day Run

Mon, May 25 · Greenwich, CT Greenwich

Kids Half Mile Run (7&U)Kids Half Mile Run (8+)5K Run

From $10 Open

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Easton Memorial Day Mile Race

Mon, May 25 · Easton, CT Easton

Easton Memorial Day Mile Race

From $25 Open

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Meriden Memorial Mile

Mon, May 25 · Meriden, CT Meriden

1 MILE

From $20 Open

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Oh Boy 5K

Mon, May 25 · Waterbury, CT Waterbury

5K

From $0 Open Closing Soon

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Spring Street Mile & 5K Presented by PTSMC

Sat, May 30 · Manchester, CT Manchester

Men's MileWomen's MileSpring Street 5K

From $20 Open

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The River Run 5K and Kids Fun Run

Sat, May 30 · Old Saybrook, CT Old Saybrook

The River Run Kids Fun RunThe River Run 5K

From $15 Open

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Run the Vineyards - Jonathan Edwards 5K

Sun, May 31 · North Stonington, CT North Stonington

5K

From $44 Open

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17th Annual Barkhamsted River Run 5K

Sun, May 31 · Barkhamsted, CT Barkhamsted

1M Kids Fun Run5K

From $10 Open

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Glastonbury Education Foundation 5K Run/Walk (GEF5K)

Sun, May 31 · Glastonbury, CT Glastonbury

GEF5K Run/Walk

From $40 Open

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Belltown Spring Sprint 2M Run & Walk, Kids Run

Tue, Jun 2 · East Hampton, CT East Hampton

Kids Run2 Mile Walk2 Mile Run

From $5 Open

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Hamden Fest Half Marathon & 5k

Sat, Jun 6 · Hamden, CT Hamden

Hamden Fest 5KHamden Fest Half MarathonHalf Marathon Relay

From $30 Open

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Heart of Eastford 5K

Sat, Jun 6 · Eastford, CT Eastford

2026 Heart of Eastford 5k

From $30 Open

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Run the Race 5K

Sat, Jun 6 · Danbury, CT Danbury

Run the Race 5K

From $35 Open

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SongStrong 5K

Sat, Jun 6 · Guilford, CT Guilford

5KKids Fun RunVirtual 5K

From $10 Open

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

Sat, Jun 6 · Greenwich, CT Greenwich

America 250 Greenwich 1 Mile RunAmerica 250 Greenwich 5K Run

From $10 Open Closing Soon

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Athletic Brewing Company Fairfield Road Races

Sat, Jun 6 · Fairfield, CT Fairfield

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

From $10 Open Closing Soon 70 spots left

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Hat City Dash

Sun, Jun 7 · Danbury, CT Danbury

Hat City Dash 5K

From $40 Open Closing Soon

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Celebrate! West Hartford FUNd RUNS

Sun, Jun 7 · West Hartford, CT West Hartford

Kids' K5K5K - YOUTH CLUBS: Zoomerangs, Girls In Stride, MPower, CHS Soccer, Grace Webb Running Club

From $5 Open

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O'Neill's 5K

Sun, Jun 7 · Norwalk, CT Norwalk

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

From $35 Open

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Griswold Color Run Cancelled

Sun, Jun 7 · Jewett City, CT Jewett City

Griswold Color Run - 3k - Timed

From $30 Closed

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The 25th Annual Laura's Garden Community Run

Sun, Jun 7 · Wethersfield, CT Wethersfield

3K5K

From $25 Open

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Brookfield Lions Strides to Cure Diabetes 5-Miler

Sun, Jun 7 · Brookfield, CT Brookfield

Brookfield Lions Strides to Cure Diabetes 5-Miler

From $30 Open

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6th Annual A. W. Stanley Park 5K

Sat, Jun 13 · New Britain, CT New Britain

1 Mile Walk UntimedVirtual 1 Mile5K Run Timed +2

From $30 Open

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Gaylord Gauntlet

Sat, Jun 13 · Wallingford, CT Wallingford

Gaylord Gauntlet 2026

From $60 Open Closing Soon

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52nd Annual Rooster Run

Sat, Jun 13 · Newtown, CT Newtown

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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Milford Rotary Run in the Park 5K

Sun, Jun 14 · Milford, CT Milford

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

From $25 Open

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

Sun, Jun 14 · Darien, CT Darien

1-Mile WalkVirtual 5K Run / walk5K Run

From $30 Open Closing Soon

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KS4MH Miles for Mental Health 5K and Family Hike

Sun, Jun 14 · Wallingford, CT Wallingford

Miles for Mental Health 5K

From $30 Closed

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Run For The Rock

Sun, Jun 14 · Bridgeport, CT Bridgeport

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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Devil Dash 5k

Sun, Jun 14 · Stratford, CT Stratford

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

From $12.5 Open

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Liz Harris Memorial Cannonball 1 Mile Run

Thu, Jun 18 · Preston, CT Preston

Liz Harris Memorial Cannonball 1 Mile Run

From $22 Open

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Roxbury Road Race Series #16

Sat, Jun 20 · Roxbury, CT Roxbury

4.2 Miles

From $10 Open

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FISH Fun Run/Walk

Sat, Jun 20 · New Fairfield, CT New Fairfield

One MileOne MileOne Mile

From $20 Open 35 spots left

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4th Annual Bloomfield Juneteenth 5K

Sat, Jun 20 · Bloomfield, CT Bloomfield

5K Run/Walk

From $30 Open

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Summer Sizzler 2-Miler

Sat, Jun 20 · Sherman, CT Sherman

2 Miler

From $25 Open Closing Soon

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Acrisure Branford Road Race

Sun, Jun 21 · Branford, CT Branford

1 Mile Mark Gilhuly Family Fun Run2 Mile Health Walk5 mile

From $11 Open Closing Soon

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