Found 312 races near Middlesex County, MA

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20

Barrington, NH
• 57.9 miles
$15 -$50
Who We Are: Healthy Kids Running Series is a five (5) week running program in the spring and fall for kids Pre-K through 8th grade. Each HKRS Series takes place once a week and offers...
0m 1m 2m 4m
19
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20

Hillsborough, NH
• 44.7 miles
$30
The Hillsboro Fire Department proudly serves the Town of Hillsboro, New Hampshire, providing fire protection and emergency medical services to a close-knit community of approximately 6,000...
5K
22
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Boston, MA
• 57.6 miles
$49 -$109
Muddy Princess is a 5K obstacle mud run for women! Our event is for Princesses of all sizes, ages and fitness levels. We don’t focus on fastest times or competitions, we focus on fun so be...
48
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Nashua, NH
• 18.9 miles
$25 -$45
Date: September 20, 2026 Location: Mine Falls, Nashua NH Start Time: 9AM Description:  Run a quiet 5K through the beautiful Mine Falls in Nashua to help support Operation Delta Dog!  Operation...
5K
35
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Peabody, MA
• 21.1 miles
$15 -$50
Join us on Sunday, September 20th in West Peabody at Lt. Ross Park (CyTenny) for the Inaugural SAK Strong 5K run/walk, 1 mile walk and youth FUN run in memory of Chris Sakelakos.Chris passed away...
1m 5K
24
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Braintree, MA
• 27.8 miles
$35
Please consider joining us for our Annual Sprint For Super Saturday's 5k Run/Walk at Braintree Town Hall, 1 J.F.K Memorial Dr, Braintree, MA 02184 SUNDAY, SEPTEMBER 20,2026 - Start Time 9:00 AM  ...
5K
12
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26

Lincoln, MA
• 5.6 miles
$15 -$30
AFCEA is a 501(c)(3) non-profit organization serving the surrounding communities of Hanscom Air Force Base and is comprised of small and large member firms, professionals and active duty and...
5K
18
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26

Medway, MA
• 22.5 miles
$15 -$30
🚨✨ THE RUNDOWN AT SUNDOWN RETURNS! ✨🚨 The Medway Police Association is thrilled to announce the 8th Annual Medway Police Chase 5K Glow Run/Walk & Kids Fun Run Obstacle Course on Saturday,...
5K
11
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Northborough, MA
• 17.0 miles
$35
Applefest 5K Road Race Saturday, September 26th 2026 Registration Begins at 8:00 AMRoad Race Begins at 9:00 AMLooking for 500 runners this yearRunners and Walkers WelcomeSponsored by Applefest...
5K
18
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26

Bow, NH
• 62.3 miles
$10 -$40
The BACtober Fest 5K is back, and it's better than ever!     Join us for our 6th annual 5k road race which is sure to scratch your competitive itch… and then meet us at Gergler Field for the best...
5K
16
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Roxbury, MA
• 19.8 miles
$35
Chica Project EmpowerHer Fun 5K Join Chica Project for the EmpowerHer Fun 5K, a family-friendly run/walk dedicated to empowering women of color and supporting the next generation of leaders....
5K
7
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Boston, MA
• 21.4 miles
$15 -$30
About This EventPlease join us for the Annual Colin Joy Project 5K September, 27th 2025. We are so excited to be continuing Colin's Joy Project's mission and are here to welcome you all back for...
2m 5K
27
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Providence, RI
• 44.6 miles
$30
5K race on Rhode Island College campus to raise funds Friedreich's Attaxia (RA). $30 for 5k adults, $10 children Register at:...
5K
21
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Barre, MA
• 57.3 miles
$15
Join Smoke Crest Farm and Cornerstone Caregiving for a Health Fair & 5K for Dementia Awareness Lace up your sneakers and help us raise awareness, support, and hope for individuals and families...
14
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Lowell, MA
• 11.2 miles
$25 -$45
The Muddy Paws 5k and Block Party is back again this year! Join us this spring for our dog friendly race, music, food trucks, a beer garden, and vendors from the Greater Lowell Community. There...
1m 5K
18
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Hull, MA
• 58.1 miles
End-of-summer coastal half marathon from Nantasket Beach through Cohasset and Scituate.
Half Marathon
31
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Brookline, MA
• 17.5 miles
$25 -$30
We are thrilled to announce our school's fourth annual 5K event, and we want you to be a part of it! Lace up your running shoes and join us for a fun-filled morning of St. Mary school spirit and...
5K
29
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Central Falls, RI
• 52.6 miles
$35
The Central Falls School District is proud to announce that year three of the Flynn's Flyers 5k run/walk race will take place on Saturday, September 26, 2026 in Central Falls Rhode Island.  The...
5K
54
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Plainville, MA
• 31.7 miles
$39 -$54
Join the North Attlleboro / Plainville Rotary Club for the Inaugural Trot The Track run/walk at Plainridge Park Casino in Plainville, MA!  This 5K event will take you on a journey around the...
5K
15
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Portsmouth, NH
• 51.9 miles
$30 -$250
Celebrate the incredible journey of strength and resilience as we mark the 18th anniversary of our awesome 5K event, dedicated to breast cancer patients. Together, we honor the amazing spirit of...
5K
20