Mount Desert Island Marathon

Sunday, October 18, 2026

Bar Harbor, Maine

Race Day

Sunday, October 18, 2026

Course

Loop

Also Offers

26.2M

Registration

Race Website

Official race information

☀

Avg High

58°F

☽

Avg Low

47°F

☂

Precip

0.2 in

🍃

Wind

12.4 mph

81% humidity·Based on 5-year historical data

APR 26

Moosehead Marathon and Half Marathon

MAY 2

Maine Coast Marathon

MAY 10

Pine Tree Marathon

JUN 6

Shipyard Old Port Half Marathon

Get notified about races in Maine

New races, registration alerts, and insider tips from your State Guru.

We'll never share your email.

Race Day

Sunday, October 18, 2026

Course

Loop

Also Offers

26.2M

Registration

Race Website

Official race information