Inside Sea Lion Caves - Home to Steller Sea Lions

2025: Unveiling Oregon’s Stunning Sea Lion Caves

The Oregon Coast is a treasure trove of natural beauty, where rugged cliffs meet the mighty Pacific, and marine life flourishes in its untamed splendor. Among its many hidden gems, one destination stands out as both an awe-inspiring natural wonder and a sanctuary for one of the ocean’s most charismatic creatures: the Sea Lion Caves.

Tucked along the coastline just north of Florence, Oregon, the Sea Lion Caves are the largest sea cave in America and a must-visit for wildlife lovers, geology enthusiasts, and anyone seeking an unforgettable coastal adventure. This naturally formed cavern provides shelter to hundreds of Steller sea lions, making it a year-round spectacle of nature at its finest.

A Journey Into the Depths: The Elevator Experience

Sea Lion Caves Elevator
Sea Lion Caves Elevator

When you first arrive at the Sea Lion Caves, you’re met with breathtaking ocean views, the sound of waves crashing against the cliffs, and a sense of excitement about what lies below. To reach the cave, visitors descend via an elevator shaft drilled 215 feet down through solid rock. This feat of engineering, completed in 1961, allows access to a world that was once only reachable by brave explorers willing to scale the cliffs and enter through the sea.

As you step out of the elevator, the cool, salty air of the underground cavern greets you. The cave itself is larger than a football field, with high, arched ceilings where the calls of sea lions echo off the rocky walls. The sheer size of the cave is enough to leave anyone in awe, but it’s the wildlife inside that truly steals the show.

Meet the Residents: Steller Sea Lions

Sea Lion Caves Oregon Coast - Largest Sea Cave in America
Sea Lion Caves Oregon Coast – Largest Sea Cave in America

The Sea Lion Caves are home to the Steller sea lion, the larger of the two species of sea lions found in North America. These massive marine mammals can grow up to 11 feet long and weigh over 2,500 pounds. Despite their size, they are surprisingly agile swimmers, diving deep into the ocean in search of fish, squid, and octopus.

Throughout the year, the population of sea lions in the cave fluctuates. During the winter months, hundreds of them gather inside, using the cave as a refuge from the harsh coastal storms. In the spring and summer, they move out onto the rocky ledges in front of the cave to bask in the sun, mate, and care for their pups. The cave serves as both a sanctuary and a social hub, and visitors can witness these animals in their natural habitat, completely undisturbed by human interference.

A Geological Marvel

Beyond its role as a wildlife haven, the Sea Lion Caves are also a geological wonder. The cave was carved out over 25 million years by the relentless forces of ocean waves, wind, and shifting rock. The walls are composed of basalt, a volcanic rock that has withstood the test of time. Stalactites hang from the ceiling, and tide pools form in the crevices, creating a dynamic, ever-changing landscape.

Like many coastal areas, the cave is also subject to natural events such as earthquakes, erosion, and landslides. Visitors are reminded of these ongoing geological processes, highlighting the power and impermanence of nature.

More Than Just Sea Lions: The Wildlife of the Caves

Geological Formations in Sea Lion Caves - Basalt Rock
Geological Formations in Sea Lion Caves – Basalt Rock

While the sea lions are the main attraction, the caves and surrounding cliffs are home to a variety of other marine and bird species. The area is a prime spot for observing common murres, cormorants, and gulls, all of which nest along the rocky cliffs. Bald eagles are occasionally seen soaring overhead, scanning the coastline for fish.

Off the coast, lucky visitors might catch a glimpse of gray whales migrating along their annual route between Alaska and Mexico. The cold, nutrient-rich waters of the Oregon Coast support a vast ecosystem, making this area a paradise for nature lovers.

Preserving the Natural Beauty

As a protected wildlife refuge, the Sea Lion Caves play an important role in marine conservation. The area is privately owned but managed with strict environmental guidelines to ensure minimal human impact on the animals and their habitat. Informational signs throughout the site educate visitors on the importance of conservation, reminding everyone to respect the delicate balance of the ecosystem.

The caves have been a tourist attraction since 1932, but their role in wildlife preservation has become even more significant over time. Organizations work alongside the site to ensure that future generations will be able to witness these majestic creatures in their natural environment.

Planning Your Visit

If you’re planning a trip to the Sea Lion Caves, here are a few tips to make the most of your experience:

  • Best Time to Visit: Winter months (December–April) are ideal for seeing sea lions inside the cave, while spring and summer (May–August) offer views of them sunbathing on the rocks.
  • What to Bring: Binoculars for spotting wildlife, a camera, and a light jacket, as it can be chilly inside the cave.
  • Accessibility: The elevator makes the cave accessible to most visitors, though some walking and standing are required.
  • Nearby Attractions: Pair your visit with a trip to Heceta Head Lighthouse, just a few miles north, or explore the charming town of Florence for coastal dining and shopping.
  • Learn more about visiting on the official Sea Lion Caves website.

How Long Should I Spend at the Sea Lion Caves?

Sea Lion Skeleton Exhibit – Educational Display at Sea Lion Caves
Sea Lion Skeleton Exhibit – Educational Display at Sea Lion Caves

A visit to Sea Lion Caves typically takes 45 minutes to an hour. If you want to take your time watching the sea lions, exploring the exhibits, and enjoying the scenic views, plan for about 1.5 to 2 hours.


Are the Sea Lion Caves Free?

No, Sea Lion Caves is a privately owned wildlife sanctuary, and there is an admission fee. The cost goes toward maintaining the site and supporting wildlife conservation efforts.


Is Sea Lion Caves Open Now?

Sea Lion Caves is open year-round, but hours vary by season. It’s best to check their official website or call ahead to confirm current hours before planning your visit.


What is the Cost of Admission?

As of the latest update, general admission for adults is around $14-$16, children (ages 3-12) are $8-$10, and seniors receive a discount. Prices may change, so it’s always best to check before visiting.


What About Accessibility? How Far Do I Have to Walk?

Historic Stairway at Sea Lion Caves – Original Access Before Elevator Installation
Historic Stairway at Sea Lion Caves – Original Access Before Elevator Installation

The Sea Lion Caves entrance requires walking down a short but steep pathway to the elevator. Once inside, the cave itself is relatively easy to navigate, but there are some uneven surfaces. Visitors with mobility concerns should check in advance to see if the experience is suitable for them.


Is There Room to Park My RV?

Yes! Sea Lion Caves has RV parking available, making it a convenient stop for travelers exploring the Oregon Coast in a motorhome.


What Should I Wear/Bring?

Visiting Sea Lion Caves
Visiting Sea Lion Caves
  • Dress in Layers: The Oregon Coast is unpredictable, and the Sea Lion Caves can be chilly and damp.
  • Waterproof Jacket: The coastal air is often misty.
  • Binoculars: Great for spotting sea lions and whales.
  • Comfortable Walking Shoes: The pathway can be steep.
  • Camera: The views are stunning!

Are the Sea Lions Always in the Cave?

No, the sea lions migrate depending on the season. In winter, they rest inside the caves to stay warm. In spring and summer, they move to the rocky ledges outside.


Where Will I See the Sea Lions?

  • Inside the Cave (Winter): Hundreds of sea lions gather to escape the cold.
  • On the Cliffs (Spring & Summer): They bask in the sun on rocky ledges outside the cave.
  • Floating in the Water: Some sea lions can be seen swimming near the cave entrance year-round.

What Other Wildlife Might I See?

Pinnipeds Poster - Steller Sea Lions and Other Marine Mammals
Pinnipeds Poster – Steller Sea Lions and Other Marine Mammals

Besides Steller sea lions, visitors to Sea Lion Caves might see:

  • Gray Whales (especially during migration seasons)
  • Harbor Seals
  • Common Murres, Cormorants, and Gulls
  • Bald Eagles and Peregrine Falcons (occasionally spotted nearby)

How Far Is It to Sea Lion Caves?

The Sea Lion Caves are located 11 miles north of Florence, Oregon, along Highway 101. They are about 40 miles south of Newport and 85 miles west of Eugene.


A Once-in-a-Lifetime Experience

The Sea Lion Caves are more than just a tourist attraction—they’re a window into the raw, untamed beauty of the Oregon Coast. Whether you’re mesmerized by the sight of hundreds of sea lions lounging on the rocks, captivated by the geological history of the cave, or simply enjoying the breathtaking coastal scenery, this destination leaves a lasting impression.

So, if you find yourself traveling along Highway 101, take the time to stop and descend into the world of the Sea Lion Caves. It’s an experience that brings you face-to-face with nature’s power, beauty, and resilience—one that you won’t soon forget.

If you're visiting the Sea Lion Caves, don’t miss the chance to experience whale watching along the Oregon Coast. Just a short drive away, Newport offers some of the best vantage points to witness gray whales migrating along their route between Alaska and Mexico. Whether you're spotting them from scenic overlooks or joining a guided tour, it’s a breathtaking sight you won’t forget. Learn more about the best whale-watching spots and times at Oregon Coast Journey.

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