Aerial view of Chatham, Cape Cod

Outermost Adventures

Chatham, Cape Cod

Every kind of charter and tour imaginable — from the best location on Cape Cod, aboard top boats with the most experienced captains, for over 15 years.

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Tours, Charters & Dockage

Seal tour

Per-Person Tickets

Group Seal Tours & Beach Shuttles

Hop aboard one of our scheduled tours — see the famous Chatham seal colonies, ride out to North Beach Island, or combine both. Great for families and groups of any size.

Starting at $35/person · 1.5 to 3 hours

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Private charter — striped bass fishing

Private-Boat Experience

Private Charters

Reserve a private boat for your group — striped bass and bluefin tuna fishing, great white shark tours, whale watching, and seal cruises. Captained and customized for you.

Starting at $600 · 2.5 to 10 hours

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Outermost Harbor Marine docks in Chatham

Bring Your Own Boat

Slips, Racks & Moorings

Reserve dockage at Outermost Harbor — deep-water slips, dry-rack storage, and moorings in the heart of Chatham, with fuel and fast access to Nantucket Sound and the Atlantic.

Transient & seasonal

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Explore our tours:

Chatham Seal CruiseBeach Shuttle to North Beach

On the Water

A Look at Your Day Out

Seals, sharks, tuna, whales, stripers, and sandbars — a glimpse of what you'll see aboard with us.

Chatham seal colony from the air
Seals on the outer bars
Guests on a seal tour out of Chatham
Beach shuttle — North Beach Island
Combo tour — seals and beach
On the water off Chatham
Light tackle — striped bass charter
Inshore fishing charter
Fishing off Cape Cod
Charter fishing on the sound
Great white shark aerial view
Isla Grace charter vessel
Aerial view of Chatham, Cape Cod
Outermost Harbor Marine dock

Tours & Charters

Tour & Charter Cancellation Policy

Applies to seal tours, beach shuttles, and private charters. Dockage reservations have their own terms.

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Weather Cancellations

If we cancel your tour or charter due to unsafe weather conditions, you receive a full refund. Your safety is always our top priority.

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Customer Cancellations

Cancellations 7+ days ahead are free. Within 7 days we'll work with you to reschedule your tour or charter within the same season.

Ready to Head to the Water?

Whether it's a casual group tour, a private charter, or a slip for your own boat — we'll get you on the water.

Book a Group TourView ChartersReserve Dockage