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Island Ripple Run

Sun, Jul 19, 2026, 9:30 AM EDT

Location
Great Diamond Island, ME
Diamond Cove, 04109
Open in Maps
Type
RUN
Official registration

Sign up and verify details on the organizer’s official page.

At a glance

Run 4 miles across two scenic islands in Casco Bay, enjoying ocean views and supporting a local scholarship fund.

  • Scenic
  • For a Cause

Great for

  • For a Cause

Discover the charm of the Island Ripple Run, a 4-mile journey across Great Diamond and Little Diamond Islands in Maine's beautiful Casco Bay. Enjoy picturesque ocean views and wooded paths, including a unique sandbar crossing. This event supports the Dennis Farrell Memorial Scholarship Fund, making your run a meaningful contribution to a local cause. A Kids Diamond Dash also invites younger runners to join the morning's activities.

What to expect

  • Run 4 miles on picturesque island roads and wooded paths.
  • Experience unique ocean views and a low-tide sandbar crossing.
  • Light refreshments await after your race, following the Kids Diamond Dash.

Standout details

  • 4 miles across two islands
  • Ocean views and wooded paths
  • Unique sandbar crossing at low tide
  • Supports scholarship fund

Auto-drafted from the public listing — confirm details on the official event page before signing up.

Distances & registration

2 options

Registration for all distances is through the official signup link above.

  • 4 Miles

    Sun, Jul 19, 9:30 AM EDT · From $32.80

    Opens Apr 30, 2026, 8:00 PM EDT · Closes Jul 13, 2026, 12:00 PM EDT

  • Kids Diamond Dash

    Sun, Jul 19, 9:15 AM EDT · From $22.20

    Opens Apr 30, 2026, 8:00 PM EDT · Closes Jul 13, 2026, 5:00 AM EDT

Vibe Check

Easygoing

warm-day exposure

  • Rolling area
  • Warm season

The course

  • Rolling
  • Timed race
From the organizer

The Island Ripple Run returns to Diamond Cove, Great Diamond Island, and Little Diamond Island! This is a 4-mile race around two islands in beautiful Casco Bay, just off the coast of downtown Portland. Participants will enjoy ocean views as this run follows picturesque island roads and wooded paths around Great Diamond Island, over the sandbar that attaches Great Diamond and Little Diamond Islands at low tide, around Little Diamond Island, and ends on the north side of Great Diamond Island near the tent site. All proceeds from this race go to the Dennis Farrell Memorial Scholarship Fund at Rippleffect, located on neighboring Cow Island. The Kids   Diamond Dash kicks off the morning followed by the Island Ripple Run. Light refreshments will follow the races.

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