
From the Organizer
Place : Monomoy Middle School
425 Crowell Rd.
Chatham, MA 02633
Chatham in the Fall 10k 11-22-2026 @ 9:00am with Bib pickup starting at 7:30am
Cape Cod Athletic Club is putting on these events with Howard Tansey as race director. Again, this year we are raising money for Sharing Kindness and Cape Cod Foster Closet. Finisher medals again this year. Again this year there will be a team relay, limited to 40 teams for the fall race. The only way to get to and from the transition will be a bus, do to traffic concerns.
Both races start and finish near Monomoy Middle School, 425 Crowell Rd, Chatham MA 02633
USATF sanctioned events on a USATF certified course
Awards to be announced near the finish line after the race in the summer. Fall race we be awarded in the Big Gym of the school.
1st place overall M/F
1st place age groups M/F
Also an award to the Running Club with the most participants for each race.
Sign up for both Chatham Harbor Run and Chatham in the Fall 10k at the same time and save $10 and receive an extra medal only if you sign up for both races at the same time.
Pricing for both races
19 and up $50 with T-Shirt or $40 without shirt
18 and under $40 with T-Shirt or $30 without shirt
Teams $80 with T-shirts or $60 without Shirts
Summer deadline to get T-Shirt is Sunday June 7, 2026 at Mid-Night
Fall deadine to get a shirt is Sunday November 1, 2026 at Mid-Night
Sign up for both Chatham Harbor Run and Chatham in the Fall 10k at the same time and save $10 and receive an extra medal only if you sign up for both races at the same time.
Distances & Pricing
Race Location
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
The 10K is the distance where running stops feeling like a starting point and starts feeling like a sport. Long enough to require a real training block. Short enough that race day is fully manageable for a first-timer who's put in the work.
Race day energy at a 10K is community at its best — strangers cheering you by name, people moving toward the same goal, an atmosphere that solo training can't replicate. It's fast enough that you'll spend the whole race pushing rather than managing your effort.
This is also the distance that builds the base for everything else. Most athletes who go on to run half marathons, do triathlons, or compete in HYROX started here. What you need: running shoes fitted to your stride, a training plan, and the race on your calendar. The registration is what makes the deadline real.
How long to train: 4–8 weeks for most fitness levels.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Southcoast Community Wellness 5K
5th Annual Kilometers Against Cancer 5K Walk/Run
Smile Like Jack 5k/10k/Fun Run
2026 Kennedy Community Health 5K Walk & Run
Frequently Asked Questions (FAQs)
Chatham in the Fall 10k Run
Nov 22, 2026