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2024 Race Date: 6/2/24


Registration for the 2024 Half Marathon & 10k is closed, both races are full. If you need to drop, please email our race director Jenn at

Start times:​

Half Marathon Walkers: 6am

Half Marathon Runners: 6:45am

10k: 7:00am


Sunday, June 2, 2024

Welcome to the 2024 Acadia Half Marathon and 10k!


We are busy handling the final details to ensure your experience is memorable and safe running through Acadia National Park.


**IMPORTANT: Please read through ALL information below.**



Sunday, June 2, 2024


Race Updates (including links to course maps)


Packet Pickup

MDI YMCA, 21 Park St, Bar Harbor 

Friday, May 31, 2-6pm

Saturday, June 1, 2-7pm

Please bring a photo ID. You can pick up another participant's packet with a copy of their photo ID.



Race Shirts

All Half Marathon participants and the first 150 10k participants to register, receive a t-shirt. If you are in the half marathon and did not indicate your size, shirt sizes are first come, first served. Any leftover shirts will be available for purchase after the event at the YMCA front desk for $15.


Wave Assignment

You must start in your assigned wave. You will be disqualified if you start in a different wave.

6:00am: Wave 1: Half Marathon Walkers

6:45am: Wave 2: Half Marathon Runners

7:00am: Wave 3: All 10k Runners

*DO NOT arrive at the starting line any earlier than 10 minutes prior to your wave start.* 

You can warm up around town or outside the YMCA.

You can wait in your car.  Do not approach the Starting Area.  Do not drive to the Starting Area.


**For safety: NO Dogs. NO Strollers. NO Ear Buds or Headphones.**

Parking Paid Meter parking in Bar Harbor does not start until 12:00 Noon on Sundays. You may park at the ballfield Parking across the street from the YMCA or along any street.

For safety:

Do NOT park along Livingston St or Park St. Do NOT park in the YMCA parking lot.  Do NOT park illegally.


Starting Area

The starting line is 0.4 mi East of the MDI YMCA on Livingston Street (see map below). 

There will be signs directing you from the YMCA to the Starting Area.

Do NOT walk straight up Livingston to the Starting Line. Please approach the Starting Line from Barberry Lane. Do NOT drive to the Starting Line.

Follow the Signs!

Arrive at the Starting Line no more than 10min before your wave starts.



The MDI YMCA will NOT be open. Port-a-potties will be available for use in the MDI YMCA Parking lot. There are also public bathrooms on the ballfields.

There are bathrooms available on the half marathon course at the water stations at Thunder Hole (approximately mile 6) and Fabbri (approximately mile 8)


Water Stations

There are 6 water stations on the half marathon course: 2mi, 4.5mi, 6mi, 8mi, 10mi and 12mi. Gatorade will also be available at the water stations located at approximately mile 4.5 and mile 10.

There are 2 water stations on the 10k course: 3.2mi and 5mi. Gatorade is also available at mile 3.2.

Please dispose of all trash properly. There will be a garbage can just down course from all water stations. 

Help keep our National Park clean!

Water & Gatorade will be available at the finish line.


Course Marking

You will be running on the RIGHT side of the road. Please keep RIGHT. The course markings are on the RIGHT. 

Course markings consist of Orange Paint on the roadway and large arrows at major intersections. 

The roads are NOT closed to traffic. Watch for vehicles! Volunteers will be at major intersections. Follow volunteer instructions for safety. 


**Change to Course Route**

Due to on-going road construction on Main Street (Rt 3), the final 0.5mi of the course has been altered. The starting line has also been adjusted slightly.

The starting line will still be on Livingston Street, but located slightly to the West. 

The final 0.5mi of the course is shown on the map below.  The finish line will still be located on the ballfields next to the YMCA. The course change will be well-marked and staffed with volunteers.


Finish Area

Both the Half Marathon and 10k finish on the ballfields across the street from the MDI YMCA. 

**Finish Line Closes at 10:30am.**

Finisher medals will be handed to all participants as they cross the line.

Snacks, donated by Hannaford, and ice cream, donated by Mount Desert Ice Cream, will be available for participants.


Awards Ceremony

10k awards: approximately 8:45am Half Marathon awards: approximately 10:00am


Dropping out

If you decide to drop out of the race during the event, please make sure you notify the Finish Line that you have dropped, so we do not go looking for you! Do NOT participate wearing someone else's bib number. Both of you will be banned from all future MDI YMCA races. This is a safety issue.



After reading all the above information and checking our website, if you have any additional questions, please EMAIL  Do not save questions for packet pickup.  Do not save questions for Race Day.


Other Visitor Information

Information on locations to dine, shop, stay, or visit while on Mount Desert Island can be found on the Bar Harbor Chamber of Commerce website:

Information on Acadia National Park can be found on the National Park website:

Chamber of Commerce representatives will be available at Friday's packet pickup to answer questions. 


Running along the rocky Maine coast in Acadia National Park is an amazing experience and we hope you all have a memorable race. Thank you for registering and supporting the Mount Desert Island YMCA. 

See you at the Starting Line!


AcadiaHalfSandwhichBoard (1100 x 500 px).png

Race Map for Half Marathon

Race Map for 10K

Welcome to the 11th 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. 

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 Park 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, cliffs 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 are encouraged to participate! 

USAT & F Certified Half Marathon ME 12020JK

MDI YMCA Members

Contact Jennifer at for a coupon code to get $20 off registration!

Men's Half-Marathon Course Record
Jonny Wilson (2018) 1:09:32.3 
Women's Half-Marathon Course Record
Tracy Guerrette (2018) 1:23:35.2
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