10Ks in Connecticut

Connecticut has 20 upcoming 10Ks. The 10K hits a sweet spot between speed and endurance — a real race without the full training commitment of a half marathon.

20 upcoming races listed

Fun races Scenic races Competitive races Quirky races Festive races For a Cause races Beginner-friendly

Middletown 10K & 5K Run/Walk

Join the Middletown 10K Run/Walk for a hilly course in Middletown, CT, on a mild spring day.

Sun, Apr 12, 2026, 11:30 AM EDT10KMiddletown, CT

Steady EffortRUN

Course · Hilly · Walkers welcome

Minute Man Race

Join a cherished community tradition at Compo Beach, where every stride supports local charities and offers fun for all ages.

Fun
Festive
For a Cause

Sun, Apr 26, 2026, 8:40 AM EDT10KWestport, CT

EasygoingRUN

Course · Rolling · Walkers welcome

Run For Veterans

Run a USATF certified 10K or 5K in Guilford, CT, and make a difference by supporting local veterans' programs.

Competitive
For a Cause

Sun, Apr 26, 2026, 10:00 AM EDT10KGuilford, CT

EasygoingRUN

Course · Rolling · Timed race

2026 Granby Road Race

Experience a historic, scenic road race in Granby, CT, with a rolling course through natural beauty, all while supporting the YMCA's community initiatives.

Scenic
For a Cause

Sat, May 2, 2026, 8:30 AM EDT10KGranby, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

Roxbury Road Race Series #9

Experience a 6.3-mile paved, hilly road race in Roxbury, CT, part of a local series. Discounts available for military and first responders.

Sat, May 2, 2026, 8:30 AM EDT6.3 MilesRoxbury, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

Burlington to Collinsville Classic

Experience a focused 10K with a hilly course in Collinsville, CT, perfect for a spring challenge.

Sun, May 3, 2026, 8:30 AM EDT10KCollinsville, CT

Steady EffortRUN

Course · Hilly · Timed race

Dustin L. Doyon Memorial Road Race

Run a timed 10K in Suffield, CT, and help fund a scholarship in Dustin L. Doyon's name. A meaningful race for a good cause.

Competitive
For a Cause

Sat, May 23, 2026, 9:25 AM EDT10KSuffield, CT

EasygoingRUN

Course · Road · Rolling · Walkers welcome

Woodstock Memorial Day 5K & 10K

A long-standing Memorial Day tradition offering 5K and 10K distances on hilly terrain, with proceeds benefiting local fuel assistance.

Competitive
For a Cause

Mon, May 25, 2026, 9:00 AM EDT10KWoodstock, CT

Steady EffortRUN

Course · Hilly · Timed race

52nd Annual Rooster Run

Run a certified 10K (or 5K) on paved trails and support Newtown's youth scholarships at this long-standing community event.

Competitive
For a Cause

Sat, Jun 13, 2026, 8:20 AM EDT10KNewtown, CT

Steady EffortRUN

Course · Road · Hilly · Walkers welcome

Roxbury Road Race Series #15

Join the Roxbury Road Race Series for a 10K challenge on a hilly, paved course, with a special discount for military and first responders.

Sat, Jun 13, 2026, 8:30 AM EDT10KRoxbury, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

L+M Summer Stride 5K & 10K

Experience the L+M Summer Stride 10K in New London, CT, featuring a rolling course and typically mild June weather.

For a Cause

Sun, Jun 14, 2026, 8:00 AM EDT10KNew London, CT

Steady EffortRUN

Course · Rolling · Timed race

Roxbury Road Race Series #19

Tackle the hilly, paved 10K of the Roxbury Road Race Series #19, with a special discount for military and first responders.

Sat, Jul 18, 2026, 8:30 AM EDT10KRoxbury, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

Roxbury Road Race Series #21

A classic 6.4-mile road race in Roxbury, CT, offering a discount for military, veterans, and first responders.

Sat, Aug 8, 2026, 8:30 AM EDT6.4 MilesRoxbury, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

Old Wethersfield 5K & 10K

Discover the Old Wethersfield 10K, a rolling course in historic Wethersfield, CT, offering a mild weather run.

Sun, Aug 23, 2026, 8:30 AM EDT10KWethersfield, CT

Steady EffortRUN

Course · Rolling · Timed race

Roxbury Road Race Series #26

Tackle a hilly, paved 6.4-mile course in Roxbury, CT, with a special discount for military and first responders.

Sat, Sep 12, 2026, 8:30 AM EDT6.4 MilesRoxbury, CT

Steady EffortRUN

Course · Road · Hilly · Timed race

Bound for the Sound

Run a scenic, competitive 10K or a fast 5K along Long Island Sound, all while supporting the Old Lyme Fire Department Auxiliary.

Fun
Scenic
Competitive
For a Cause

Sat, Sep 19, 2026, 8:00 AM EDT10KOld Lyme, CT

Steady EffortRUN

Course · Road · Hilly · Walkers welcome

Arc Run

Run a USATF-certified 10K to support a vital community mission, with opportunities for competitive times and a fun vendor fair.

Competitive
For a Cause

Sat, Sep 19, 2026, 9:15 AM EDT10KMeriden, CT

EasygoingRUN

Course · Rolling · Timed race

Moosup Valley 5k, 8K and 10K All Trail Race

Experience a 100% trail run on the Moosup Valley State Park Trail, with proceeds supporting local community initiatives for food insecurity and women's health.