Found 132 races near Merrimack County, NH

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SEP
27

Brownsville, VT
• 40.7 miles
$175 -$400
50-mile mountain bike and ultra-run race at Ascutney Outdoors, West Windsor, Vermont, benefiting Vermont Adaptive.
50K 50m
94
OCT
3

York, ME
• 38.7 miles
Forest Adventure Club runs the first Saturday of every month October through May Except January program will run on the second Saturday the 9th
3
OCT
3

New Ipswich, NH
• 36.9 miles
$25
Scenic fall foliage 5K run/walk benefiting the Society of St. Vincent de Paul in New Ipswich, NH.
5K
80
OCT
3

Tewksbury, MA
• 69.8 miles
$40 -$50
    This 1st annual 5K Fun(d) Run is a community event sponsored by TMHS Classes of '27, '28 and '29.    Our goal is to raise funds to support Junior and Senior proms, Senior week, and other...
17
OCT
3

Manchester, NH
• 96.5 miles
$49 -$65
The fall tradition is coming back to New England! Get ready to tackle the 5K (3.1 miles) in downtown Manchester this October. Open to all ages and abilities, runners and walkers will enjoy a...
5K
14
OCT
4

Rye Beach, NH
• 46.6 miles
$20 -$35
Join us for the Second Annual New England Ostomy 5k Fun Run and Walk on Sunday, October 4, 2026 in celebration of Ostomy Awareness Day! Celebrate with us the beautiful Wallis Sands State Park in...
5K
43
OCT
4

Meriden, NH
• 32.2 miles
$10 -$30
Gather your running sneakers and join us for the Blackhawk Blaze, a 5K trail race on Plainfield's famous French's Ledges trail!  Come to the 7th Annual Plainfield tradition on October 4th, 2026....
1m 5K
12
OCT
4

Keene, NH
• 82.0 miles
$35 -$40
5K & 10K trail runs starting and finishing at the Keene Family YMCA in Keene, NH.
5K 10K
64
OCT
4

Lowell, MA
• 51.5 miles
$30 -$35
5k charity road race benefiting Team Micky Ward charities. Race day registration and post race party will be held at the Blue Shamrock 105 Market st Lowell MA 01852. All runners will head over to...
5K
39
OCT
4

Dracut, MA
• 47.6 miles
Lace up, roll out, and call BS on MS with us. After a year hiatus, the MS is BS race is BACK! Join the 5K Run & 1K Walk/Roll, build a team, & fundraise to support people in New England living with MS.
5K
23
OCT
4

Nottingham, NH
• 54.9 miles
$30 -$50
The Purple Hope 5K was created in loving memory of Lenore O’Hanlon, who bravely battled pancreatic cancer for 18 months. Though her fight came to an end, her strength and spirit live on through...
5K
36
OCT
4

Madbury, NH
• 46.7 miles
$15 -$40
5K trail race and 1-mile fun run through Powder Major Forest at Tibbetts Field, Madbury, NH.
5K
27
OCT
10

Milford, NH
• 33.9 miles
$10 -$40
Get ready to lace up your sneakers and join the excitement at the Boys & Girls Club of Souhegan Valley's Pumpkin Festival 5K & Kids Fun Run! Whether you're a seasoned runner or just in it for the...
1m 5K
18
OCT
10

Dunstable, MA
• 46.8 miles
$40
Dunstable Recreation Committee Presents:  Dunstable Oktoberfest 5K 2026 Saturday October 10th, 2026 Check in starts 10:00 A.M.   Race Begins at 11:00 AM Begins and ends at Larter Field, 80 Groton...
5K
16
OCT
10

New Ipswich, NH
• 39.6 miles
An endurance challenge that traverses the Commonwealth of Massachusetts following the Appalachian Midstate Trail during the peak of Autumn. The idea the for Midstate Massive Ultra Trail (MMUT)...
46
OCT
10

Warner, NH
• 7.3 miles
$25 -$40
A 5K race held during the annual Warner Fall Foliage Festival in Warner, NH.
5K
38
OCT
11

New Castle, NH
• 44.8 miles
$10 -$40
Our 5K is held on one of the most beautiful courses in New England.  It starts and finishes at the Great Island Common at the mouth of the Piscataqua River.  The course runs through the scenic...
5K
52
OCT
17

Manchester, NH
• 26.3 miles
$5 -$60
The Howl-O-Ween 5k Run/Walk is a dog-friendly, run/walk that benefits the Animal Rescue League of NH. This is a great opportunity to get out and be active with the whole family including your...
5K
66
OCT
18

Springvale, ME
• 29.7 miles
$20 -$25
CELEBRATING 28 YEARS OF CONNECTING KIDS!!!Race Day:Bib pickup 8:00-9:30 amKids Fun Run 9:30Robot Race 9:45 (Children can race virtually via robot if they cannot attend in person.)Race Start Time...
5K
71
OCT
18

West Newbury, MA
• 50.7 miles
$25 -$45
Autumn USATF-certified 5-mile, 5K and 1-mile fun run in West Newbury, MA benefiting Page Elementary School.
1m 5K 5m
138