St. James Bay State Marine Park
Alaska

St. James Bay State Marine Park

Available Activities
  • Wildlife Watching
  • Photography
  • Kayaking

๐Ÿ†๐Ÿ†๐Ÿ† Lynn Canal Marine โ€” Sheltered bay on Lynn Canal โ€” North America’s longest and deepest fjord

St. James Bay State Marine Park protects a sheltered bay on the western shore of Lynn Canal between Juneau and Haines. Lynn Canal is North America’s longest (over 60 miles) and deepest (over 2,000 feet) fjord. The park provides calm anchorage surrounded by Sitka spruce rainforest, with views across the canal to the Chilkat Range. Humpback whales, Steller sea lions, and harbor porpoises frequent the waters.

Visitor Information

DetailInformation
LocationLynn Canal, AK (between Juneau & Haines)
AccessBoat
Entry FeeFree
FjordLynn Canal (longest/deepest in N. America)

Frequently Asked Questions

Why is Lynn Canal special?

At over 60 miles long and 2,000+ feet deep, Lynn Canal is North America’s longest and deepest fjord. The steep-walled channel funnels powerful tidal currents and weather โ€” check marine forecasts before crossing.

About St. James Bay

St. James Bay State Marine Park near Juneau protects a scenic bay on the Lynn Canal, accessible by boat from Alaska’s capital. The bay offers camping in old-growth temperate rainforest with abundant wildlife. Humpback whales and Steller sea lions frequent the nearby waters, and brown bears forage along the shoreline.

Things to Do

Camping in the old-growth forest, whale watching, bear viewing from a safe distance, sea kayaking, fishing, and exploring the Inside Passage. Access by boat or kayak from Juneau.

Insider Tips

Lynn Canal beauty: St. James Bay sits on Lynn Canal โ€” North America’s longest and deepest fjord (90 miles long, 2,000 feet deep). Pro tip: The Alaska Marine Highway ferry from Juneau to Haines/Skagway passes through Lynn Canal โ€” one of the most scenic ferry rides in the world. Photography: Snow-capped peaks rising directly from sea level create dramatic perspectives.

Best Time to Visit

June-August: Best boating weather. July: Humpback whales feeding in the canal. Fall: Bald eagles concentrate as salmon runs end. Winter: Spectacular but extreme conditions.

Frequently Asked Questions

What is the Alaska Marine Highway?

Alaska’s state ferry system connects 33 communities across 3,500 miles of coast โ€” from Bellingham, Washington to Dutch Harbor in the Aleutians. It’s one of the great sea voyages in the world and the only way to reach many Southeast Alaska towns.

๐Ÿ”๏ธ Visit St. James Bay SMP

North America’s deepest fjord โ€” sheltered bay on Lynn Canal with whales and mountain views.

๐Ÿ“ AK State Parks

Sarah Mitchell

About the Author

Outdoor Editor & Trail Expert

Sarah Mitchell is an outdoor writer and trail researcher with over 8 years of experience exploring state parks across America. As the lead editor at AmericasStateParks.org, she has personally visited more than 200 parks in 42 states, logging thousands of trail miles and hundreds of campground nights. Sarah specializes in detailed park guides, accessibility information, and family-friendly outdoor planning. Her work focuses on helping first-time visitors feel confident and well-prepared for their state park adventures.

200+ state parks visited across 42 states | 8+ years of outdoor writing

Last updated: May 10, 2026

Park Location