45th Chatham Harbor Run

About the Event

Place : Monomoy Middle School
425 Crowell Rd.

Chatham, MA 02633

45th Chatham Harbor Run 6-28- 2026 @ 8:00am with Bib pickup starting at 6:30am

Cape Cod Athletic Club is putting on these events with Howard Tansey as race director. Again, this year we are raising money for Monomoy Dollars for Scholars and our club scholarships. Finisher medals again this year. Again this year there will be a team relay, limited to 40 teams for the summer race. The only way to get to and from the transition will be a bus, do to traffic concerns.

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.

Races Offered

10k Run

Jun 28, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

08:00

sell

$40.00

10k Run with t-shirt

Jun 28, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

08:00

sell

$50.00

Relay Team with t-shirt

Jun 28, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

08:00

sell

$80.00

Relay Team without t-shirt

Jun 28, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

08:00

sell

$60.00

Weather History

These values represent the 3-year monthly averages for June in Chatham.

thermostat Temperature

15.8° / 21.3°

wb_sunny Feels like

13.9° / 20.8°

light_mode Avg sunshine hours

11h 12m

water_drop Avg rainfall

2.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

16.0 km/h (Gentle breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

81.0%

wb_twilight Sunrise

05:05

nightlight Sunset

20:15

About Chatham

Learn more about the host city, Chatham.

Chatham is at the "elbow" of Cape Cod in Massachusetts, and includes the villages of North Chatham, South Chatham and West Chatham. Its beautiful beaches, harbors, coastal scenes and its interesting village shops make it a popular day-trip destination as well as a top-notch vacation area.