Bar Harbor

7th Annual Acadia Half Marathon and 10K


Welcome to the 7th Annual Acadia Half Marathon and 10K! We are the MDI YMCA are pleased that you are interested in joining us this June. The Acadia Half Marathon and 10K is one of our largest fundraisers of the year. The money raised through your entry fees help sustain the YMCA's scholarship programs, ensuring that individuals and families have access to the care, services, and programs that can help them improve their lives through healthy living or community activities. 

Start time for Half Marathon Walkers - 6:00am

Start time for Half Marathon/10K Runners - 7:00am


Race Director Contact: Jennifer VanDongen races@mdiymca.or

Course Description

Course features breathtaking view of Acadia National Park and Maine's rocky coastline. It is a spectacular 13.1 mile course traveling on the scenic Acadia National Loop Road. The second largest island on the Eastern seaboard, Mount Desert Island boasts an impressive 41,000 acres of land devoted to the Northeast's only National Park, Acadia - an amazing array of mountains and sea, cliff and coastline. 

This half marathon is fortunate to be one of only a couple of races of its kind held in Acadia National Park. Walkers are able to enjoy the beauty of Acadia at a slower pace and encouraged to participate. Walkers are able to enjoy the beauty of Acadia at a slower pace and are encouraged to participate!  

Race Features

USAT & F Certified Half Marathon ME 12020JK - Good until December 31, 2022

                                  Prizes will be awarded for TOP 3 MEN AND WOMEN and 1st and 2nd in each age group (half-marathon and 10K)

Mile markers for all 13 miles

Six Water Stations (Stations are placed every 2-2.5 miles)

Post Race Refreshments 




Prices for the Race


Early Registration : until September 30, $115

Regular Registration : 10/1/2018-2/28/2019, $135

Late Registration : 3/1/2019-5/31/2019, $155


Early Registration : now until 2/28/2019, $35

Regular Registration: 3/1/2019-5/31/2019, $45


Men's Half Marathon Course Record: Jonny Wilson (2018) 1:09:32.2

Women's Half Marathon Record: Tracy Guerrette (2018) 1:23:35:2


Complete event details may be found at:  



Sun, Jun 2nd, 11:45pm
Annual Event: 

Great Cranberry 100

Crow Athletics hosts the great Cranberry 100! This year's event begins on August 17th at 12pm noon. Event details are all available on the website. The event link is provided below.

  • Runners MUST start at 12-noon on Friday to be included in results
  • There is a mandatory pre-race briefing at 11:00am before the run.
  • All runners must be self supported with fluids, food, and gear for the duration of their run. There will be tables on the course located at the start/finish line.
  • Runners must have a minimum of one support crew, although we strongly recommend bringing at least two crew members. 100-miles is a long way and two people will ensure split shifts for sleep during the night.
  • Timing sheets (provided) must be completed by support crew upon the completion of each 4-mile lap at the start/finish line. Failure to turn in a completed time sheet will result in a DQ.
  • There will also be a google doc HERE and times should be added by crews using personal smart-phones, tablets.
  • There is a 30-hour time limit. Time checks are all listed on the Crow Athletics website/Great Cranberry 100. 
  • Overnight runners MUST have a working headlamp, a blinking tail light and a reflective vest worn 1/2 hr before sunset which occurs at 6:37 pm and until 1/2 hr after sunrise, at 4:39 am. If runners are seen by a race official or reported by other participants as not wearing appropriate night gear the competitor may be DQd
  • Support crews must wear reflective vests during the same overnight hrs.
  • Free camping for runners and crews is located near the start finish area.
  • Camping is available for Friday and Saturday Nights.
  • There will be a bonfire near the camping area.
  • Bring everything you might need or wish you had.
  • This is a real island, you can't drive your car here unless it floats. Don't worry just get on a boat (see below) and we'll help get you from the dock to the race start once you get here.
  • Runners wishing to do training runs or run lessor distances are most welcome!
  •  Support crews are encouraged to bring well stocked pop up tents to set up on the course (near the start finish area) to support their runners.
  •  Please bring your imagination, your frisbees, musical instruments or whatever and come enjoy our island!
  • This event is free! That's right - we're pulling a Millinocket! 
Fri, Aug 17th, 12:00pm to Sun, Aug 19th, 11:30pm
Annual Event: 

Ice Climb, Snowshoe and Soak Adventure

Join Maine Yoga Adventures and Acadia Mountain Guides for ice climbing and a snowshoe hike in Acadia National Park.

MYA will serve up yummy vegetarian food, offer up deep yoga stretches, and hot tub soaking!

Our adventure will begin in Bar Harbor with the exceptional Acadia Mountain Guides Climbing School. Beginners welcome!

We'll follow up ice climbing with a gorgeous snowshoe hike.

After enjoying soup and stretching, we'll head off for a luxurious soak in the hot tub at Atlantic Oceanside Hotel & Event Center.

AO is a wonderful location overlooking the water in Bar Harbor. 

Saturday, February 24, 9am-6pm

Cost: $185. Please register online at or call 207-299-0082.


Sat, Feb 24th, 9:00am to 6:00pm
Annual Event: 

Mount Desert Island Marathon, Half Marathon and Relay



Sunday, October 15, 2017



Announcing the first ever Sea to Summit Series!
Our original Maine race series starts with our Mount Desert Island Marathon, Half & Relay held on October 15, 2017 and concludes at the Millinocket Marathon & Half on December 9, 2017. Participants must be registered for both events and may choose any of the distance options offered at either race. Upon completion of the Millinocket run Sea to Summit Series participants will be awarded a special finisher medal! 

MDI Marathon has been hosted by Crow Athletics since 1991!

Be a St. Jude hero! Run MDI for the kids at St. Jude Children's Research Hospital. Do something even greater than finishing the MDI Marathon, Half & Relay; become a St. Jude Hero - run for a reason and earn benefits that include special Heroes VIP hosptiliaty, bag check, reimbursed race entry, transportation and much more! Be part of the lifesaving mission of finding cures and saving children.  Participation information, race and weekend-long event details may all be found at:

Sun, Oct 15th, 8:00am to 8:00pm
Annual Event: 

Cadillac Mountain Sport Race Series Turkey Trot

Cadillac Mountain Race Series Turkey Trot - 2nd in the CMR Race Series 

November 24, 2016 ~ 9am - 10am 

$15 - Registration ends November 23, 2016 at 11:59am. 

21 Park Street, Bar Harbor  

The second event in the Cadillac Mountain Sport Race Series. Course is a down and back finishing at the YMCA. 

Racers will receive a free hat*

Price: $15 plus fees or $5 plus fees for those under 15 (applied at checkout)

*Supplies are limited, sign up early to guarantee a hat.

Race Contact Info

If you have any questions about this race, click the button below.


Thu, Nov 24th, 9:00am to 10:00am
Annual Event: 

Three Day Exploring Acadia Bike Trip

Escape to Maine and let us show you the best of Acadia National Park. Experience the dramatic beauty of Maine’s rock bound coast, enjoy car-free cycling on tree-lined carriage roads. Bask in the sun on a scenic ferry ride, and eat a lobster within spitting distance of the boat that caught it. Let us show you Acadia as only the locals can. Our Exploring Acadia weekend is great for cyclists of all levels and features the only 4 diamond water front property in Bar Harbor.

Day 1 – Park Loop Road

We meet Friday afternoon at 2:00 pm in Bar Harbor, the gateway to Acadia National Park. Today we will cycle the famous Park Loop Road as it winds its way along the coast and through the Park. After cycling we enjoy a wine and cheese reception before dinner at a favorite restaurant.

Cycling Options: 21 or 28 miles
Meals: Dinner
Lodging: First of 2 Nights at The Manor House Inn

Day 2 – The Schoodic Peninsula

Today we enjoy a unique ferry ride across Frenchman Bay to Winter Harbor and the Schoodic Peninsula. We experience the dramatic power of the open ocean as it crashes along the Schoodic’s rugged shore before we cycle to a true lobstering community. In the evening we enjoy fresh Maine lobster.


Cycling Options: 15, 29, or 35 miles
Meals: Breakfast & Lunch & Dinner
Lodging: Second of 2 Nights at The Manor House Inn

Day 3 – Acadia’s Carriage Roads

Picture breathtaking scenery, gentle grades, and car free cycling, and you have Acadia’s famous carriage roads. A gift of John D. Rockefeller to help the people of America enjoy Acadia’s beauty the carriage roads offer the opportunity to cycle through stately forests of pine and birch and to enjoy panoramic views of Mount Desert Island. Note: the tour generally concludes between 1:00 and 3:00 pm.

Cycling Options: 12, 20, or 35 miles
Meals: Breakfast


Fri, Aug 26th (All day) to Sun, Aug 28th (All day)
Annual Event: 

Mount Desert Island Marathon - Half - Relay

MDI Marathon - Half - Relay

Bar Harbor, ME

October, 16, 2016 

The Marathon course is fully Sanctioned and Certified by United States of America Track and Field (USATF) and is a Boston Marathon Qualifier.

Also includes a kids race. 

For more information please visit

Sun, Oct 16th, 8:00am to 3:00pm
Annual Event: 

Rock Lobster Relay

Rock Lobster Relay

June 23 & 24, 2017

Course Start: Bar Harbor

Course End: Portland 

This was a great first time event in 2016. Come join us for the sequel!  

The course starts in Bar Harbor, located on Mt. Desert Island and will then wind its way through 34 beautiful coastal Maine towns before ending in the historic Portland neighborhood, the Old Port. Come experience Maine’s coast like nobody has before in the first ever 200 mile race in Maine! Turn running into a team sport as you run into the night and cheer on your 11 other team members! 

For more details on this unique event visit

Fri, Jun 23rd (All day) to Sat, Jun 24th (All day)
Annual Event: 

Rock Lobster Relay (200 Mile Relay Race)

Bar Harbor to Portland.

Contact: Erik Boucher,, (207) 210-8655

Fri, Aug 23rd (All day) to Sat, Aug 24th (All day)
Annual Event: