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5k Runs Found In Connecticut in September
View all ↓5k Runs in Connecticut in September 2025
Find A Race is the US's favourite event listings site. Check out our list of September 2025 5k Runs in Connecticut below.
Race Calendar: 5k Runs Found In September
πBoosted
No Sto Defeats MSA 5K and Fitness Walk
North Stonington, Connecticut
27 Sep 25 - 04 Oct 25
$22.20 - $27.50
πBoosted
13th Annual Miles for a Mission 5K Run/Walk β In Person AND Virtual β benefiting Fairgate Farm
Stamford, Connecticut
15 Sep 25 - 21 Sep 25
$32.80
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Journey To 5k
Hartford, Connecticut
27 Jul 25 - 20 Sep 25
$75.20
Faxon Law New Haven Road Race
New Haven, Connecticut
01 Sep 25
$11.19 - $86.32
Groton City Brew Run
Groton, Connecticut
06 Sep 25
Free - $41.00
SUFFIELD PARKS & RECREATION ROAD RACE
Suffield, Connecticut
06 Sep 25
Free - $38.10
Montville Race Day 5K , 10K , and Color Run
Oakdale, Connecticut
07 Sep 25
Free - $48.70
PCS Harvest Hustle 5K & Kids Run
Pomfret Center, Connecticut
13 Sep 25
$12.10 - $38.60
Jill's Race for MS
Beacon Falls, Connecticut
13 Sep 25
$11.60 - $27.50
Kailey Jaie Prenoveau Scholarship 5K Run
Harwinton, Connecticut
13 Sep 25
$16.90 - $32.80
Run 4 Hunger and Health
Newtown, Connecticut
13 Sep 25
$5.00 - $25.00
Run for The Hills
Niantic, Connecticut
13 Sep 25
$27.50
Arc Run
Meriden, Connecticut
13 Sep 25
$27.50 - $38.10
Murray Lender 5K Bagel Run
Woodbridge, Connecticut
14 Sep 25
Free - $43.90
15th Annual Girls Just Wanna Run 5K
Bantam, Connecticut
14 Sep 25
$22.20 - $38.10
Come Out & Run 5k
Wilton, Connecticut
14 Sep 25
Free - $27.50
13th Annual Miles for a Mission 5K Run/Walk β In Person AND Virtual β benefiting Fairgate Farm
Stamford, Connecticut
15 Sep 25 - 21 Sep 25
$32.80
Sickle Cell Disease Association of America, CT/ Michelle's House Walk. Run. Bike.
New Haven, Connecticut
20 Sep 25
$27.50
End the Stigma: Mental Health Awareness 5K
New London, Connecticut
20 Sep 25
$28.45
OUTRUN ADDICTION 5K
Enfield, Connecticut
20 Sep 25
$27.50
Bound for the Sound
Old Lyme, Connecticut
20 Sep 25
$6.30 - $27.50
2025 Run To The River 5K
Deep River, Connecticut
20 Sep 25
$22.70
13th Annual NOW ~Lap The Lake~ 5k Walk & Run
Dayville, Connecticut
21 Sep 25
$6.30 - $27.50
No Sto Defeats MSA 5K and Fitness Walk
North Stonington, Connecticut
27 Sep 25 - 04 Oct 25
$22.20 - $27.50
Chamber Challenge 5K
Meriden, Connecticut
27 Sep 25
Free - $32.80
Run for the Riverfront 5K
Hartford, Connecticut
27 Sep 25
$38.96
The River Run
Simsbury, Connecticut
27 Sep 25
Free - $35.00
The 38th Bigelow Tea Community Challenge
Southport, Connecticut
28 Sep 25
$15.00 - $35.00
Lisbon Fall Festival Road Race
Lisbon, Connecticut
28 Sep 25
$27.50
Run/Walk To Save a Life 5K
Hamden, Connecticut
28 Sep 25
$39.60
Circle of Care's Annual Walk/Run for Kids With Cancer
Westport, Connecticut
28 Sep 25
$22.20 - $27.50
Connecticut River Valley Invitational
Cromwell, Connecticut
13 Sep 25
Free
Bozrah Fire Department 5k Road Race and Kids' fun run
Bozrah, Connecticut
20 Sep 25
$32.80
Come on Over 5K and 2.1 Mile Fitness Walk
Portland, Connecticut
27 Sep 25
$22.20 - $27.50
Bosco Fowler Memorial 5K Road Race
Stafford Springs, Connecticut
28 Sep 25
$15.00 - $35.00
Showing 1-33 of 33 results