San Juan Island National Historical Park

San Juan Island National Historical Park San Juan Island is well known for splendid vistas, saltwater shore, quiet woodlands and orca whales. The Crook House and two orchards exist from this period.
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But it was also here in 1859 that the United States and Great Britain nearly went to war over a dead pig. Among the national park system’s over 400 units, San Juan Island National Historical Park is the only site that illustrates, in its dramatic and largely intact physical setting, how war can be averted and peace maintained through positive action by individuals and governments — a powerful mess

age in unsettled times. San Juan Island National Historical Park consists of two distinct units, American Camp (1223 acres) and English Camp (841 acres), which together comprise 2,064 acres. The visitor centers at these units are open 10 am-3 PM Thursday-Monday. The boundary of English Camp includes an off shore island known as Guss Island. The marine ecosystems surrounding these units and their six miles of publicly accessible shoreline are renowned for their scenery. The natural assets and historical significance of the park attract more than 250,000 visitors each year – mostly during the summer months and on weekends. San Juan Island sits in the rain shadow of the Olympic Mountains and is drier than other areas of western Washington. There is considerable variation in microclimate even within San Juan Island. This natural variability is reflected in the local vegetation, with grassy prairies in the dry American Camp area and western evergreens and deciduous trees in the English Camp area. Freshwater areas exist in the form of numerous small wetlands in each area. Marine waters of the park include Garrison and Westcott bays adjacent to English Camp, as well as more exposed shorelines along Griffin Bay and the Strait of Juan de Fuca in American Camp, and three small lagoons on Griffin Bay. English Camp is significant as the location of a British Royal Marines camp during the joint occupation. Following the military occupation, the site was the location of the Crook family homestead. The site is situated on Garrison Bay and comprises 1,400 feet of shoreline, a broad level bank, and surrounding hillsides. English Camp features significant historic resources, including four buildings from the military period, the historic landscape, extensive earthworks and masonry work, and numerous archaeological sites. Following the encampment era, the Crook family lived on and farmed the land of English Camp from 1875 until it was acquired by Washington State in 1963. American Camp is significant as the location of the United States Army camp during the joint occupation of the island by British and American Troops from 1859 to 1874. The site occupies a portion of the southeast peninsula of San Juan Island and is comprised of a broad ridge overlooking Griffin Bay to the north and Haro Strait to the south, and includes scrub-prairie lands and Puget Sound shoreline. American Camp features significant historic resources including two of the original military buildings, the reconstructed military fence and flagpole, and numerous archaeological sites. The cultural landscape also includes the sites of the Hudson’s Bay Company agricultural outpost, Belle Vue Sheep Farm, and San Juan Town.

Summer on the American Camp Parade Ground would not be complete without the American Flag.   Park Rangers were joined on...
06/08/2026

Summer on the American Camp Parade Ground would not be complete without the American Flag.

Park Rangers were joined on Friday by third graders from Friday Harbor Elementary School for the exciting process of raising our huge flag, an iconic and familiar sight in the park each summer.

Our dedicated staff raise and lower the flag when the Visitor Center is open during the summer season (weather permitting), most notably between Memorial Day and Labor Day.

Our flag requires a minimum of two people to safely and properly raise and lower, so having 30 helping hands (although tiny) made for light work amidst the shrieks and giggles. What a delight!

Photo Credits: NPS

We want to know! Where do you roam? Today is National Trails Day and we here at San Juan Island National Historical Park...
06/06/2026

We want to know!

Where do you roam?

Today is National Trails Day and we here at San Juan Island National Historical Park want to encourage you to get outdoors, connect with your national park, and enjoy the trails you love!

Do you have a favorite memory on a trail? An unforgettable wildlife sighting? A moment of peace and serenity that has stuck with you?

We want to know about it! Tell us a story in the comments.

San Juan Island National Historical Park has hiking opportunities for all ages and abilities. There are over 23 miles of trails in the park through dense forests, along ocean bluffs, through historical landscapes, and to the tops of mountains with stunning views. We are pet friendly and welcome on-leash dogs throughout our park.

Photo Credits: NPS

Upcoming Event: Meet the staff of San Juan Island National Historical Park!  Have you ever wondered who is behind the sc...
06/05/2026

Upcoming Event: Meet the staff of San Juan Island National Historical Park!

Have you ever wondered who is behind the scenes working in your national park?

Join us at the American Camp Visitor Center plaza on Thursday June 11th for a family-friendly “open house” that will provide information on archeology, invasive plants, working with Tribal Partners, the park’s budget, volunteering opportunities, staffing and signature projects.

Come meet the staff who are dedicated to making San Juan Island National Historical Park the gem it truly is!

Image Credit: NPS

Mark your calendars!Upcoming event: Music in the Park!  🎶🎻🐦Join us on Saturday, June 20th from 11:00am to 1:00pm, for an...
06/01/2026

Mark your calendars!

Upcoming event: Music in the Park! 🎶🎻🐦

Join us on Saturday, June 20th from 11:00am to 1:00pm, for an all-new musical experience at the American Camp Parade Grounds.

Music in the Park is a celebration of maritime and Americana music as performed free of charge by local island groups.

Limited seating and shade tents provided, please bring a camp chair or blanket as you enjoy your picnic lunch and add new memories in your national historical park.

Please carpool as parking is limited to the American Camp Visitor Center parking lot and at the Reddoubt.

Image Credit: NPS
Image Description: A vintage style event poster that reads: "Music in the Park - 2026, Join us for an afternoon of maritime and Americana music in your national park. American Camp Parade Grounds - June 20th - 11AM - 1PM" Wording is accompanied by graphics of the Officers' Quarters at American Camp and singing birds.

05/07/2026

Campfire season is here!

As days grow warmer and evenings settle into a comfortable cool, one of the best parts of early summer is gathering around a campfire in your national park!

To keep everyone safe, including our neighbors and natural surroundings, enjoy this short video by park staff reviewing important reminders to reduce the risk of wildland fire:

🔥 Use designated fire rings only
Keep fires contained to approved areas to prevent wildfires.

🔥 Burning driftwood is hazardous to your health, it can release harmful toxins when burned and is unsafe.

🔥 Fully extinguish your fire with water before leaving, make sure your fire is completely out.

It’s official! The first critically endangered island marble butterfly (IMB) was spotted at American Camp on April 16! W...
05/04/2026

It’s official!

The first critically endangered island marble butterfly (IMB) was spotted at American Camp on April 16!

With the start of the flight season comes a “flurry” of dedicated researchers who annually monitor IMB adults, eggs, larvae, and host plants. The park continues to partner with Woodland Park Zoo, which now leads the effort to collect eggs at American Camp and support them through all stages of their life cycle before releasing them back into the wild at the park. This process is known as “captive rearing,” and the conservation partners who have worked for over a decade to help the species recover now include Friday Harbor Labs as the new site for the captive rearing program!

Island marble butterfly conservation is a team effort that would not be possible without the following partners: Woodland Park Zoo, U.S. Fish and Wildlife Service, Washington Department of Fish and Wildlife, Washington Department of Natural Resources, San Juan Island Conservation District, San Juan County Conservation Land Bank, San Juan Preservation Trust, Friday Harbor Labs, dedicated researchers, and local landowners.

All who visit the park play a role in this conservation. Positive actions, such as staying on designated trails and keeping your dog leashed at all times, help support the survival of this beautiful butterfly as it works tirelessly to persist on the open prairies at American Camp.

If you are interested in creating IMB habitat on your property, residents can contact the San Juan Island Conservation District at www.sanjuanislandscd.org to learn more.

Image Credit: WDFW

Image Descriptions:
Figure 1. Island marble butterfly from American Camp, 2026 (Photo credit WDFW)
Figure 2. WA Fish and Wildlife excited to start monitoring for the IMB 2026 field season (Photo credit, WDFW)

April is National Volunteer Month! To celebrate, we would like to recognize the dedicated volunteers of San Juan Island ...
04/13/2026

April is National Volunteer Month!

To celebrate, we would like to recognize the dedicated volunteers of San Juan Island National Historical Park. They serve our visitors and community, protect park resources, and inspire current and future generations to appreciate the park’s unique landscape and recreational opportunities.

Their contributions are essential to the park’s ability to provide quality visitor services. Volunteers work tirelessly alongside NPS staff at our visitor center, enhance wildlife viewing experiences, and offer on-site interpretation and education along more than 25 miles of trails as Trail Ambassadors. Over the past five years, they have donated an incredible 31,000 hours of service.

From all of us at San Juan Island NHP, thank you for helping our work shine!


Image Credits: NPS

Attention.  Hazardous fuel reduction work begins Monday, April 6, at San Juan Island National Historical Park in coordin...
04/02/2026

Attention.

Hazardous fuel reduction work begins Monday, April 6, at San Juan Island National Historical Park in coordination with Olympic Interagency Fire Management crews.

Operations will take place at Mitchell Hill (English Camp), where crews will conduct controlled pile burning, and near the western boundary of American Camp by Eagle Cove, where vegetation will be cleared to create a fire break. Smoke may be visible in these areas during operations.

We appreciate your cooperation as this work helps reduce wildfire risk and strengthen the park's resilience and safety for the surrounding community.

Image Credit: NPS

Image Description: A photo of a previous controlled burn at San Juan Island National Historical Park.

Spring Cleaning on the Trails! We’re excited to share that last week the National Park Service, with incredible support ...
03/12/2026

Spring Cleaning on the Trails!

We’re excited to share that last week the National Park Service, with incredible support from EarthCorps, completed another round of improvements along the Bluff Trail!

This work included adding fresh gravel along the trail corridor and relocating about 650 feet of trail on the eastern end. These upgrades improve recreation, access and visitor safety while reducing erosion and keeping hikers out of wet, muddy areas.

A big thank you to the crews who keep our trails safe and enjoyable for everyone!

More trail work is planned throughout the spring, so stay tuned here for updates.

Until then, happy hiking! 🥾🌲

Image Credits: NPS

Image Descriptions:
Image 1: A photo of the bluff trail prior to work done.
Image 2: A photo of an EarthCorps member, hard at work.
Image 3: A photo of the completed graveling.

The American Camp Visitor Center is now open for the season! Whether you are visiting for the first time, returning, or ...
03/06/2026

The American Camp Visitor Center is now open for the season!

Whether you are visiting for the first time, returning, or are a local, we are here to serve you. We look forward to another fantastic season filled with new experiences and adventures here at your National Park.

Let’s make it a great season!

Our operating hours are 10 AM – 3 PM, closed on Tuesdays and Wednesdays. Park grounds remain open 24/7.

Image Credit: NPS

Image Description: A photo of the American Camp Visitor Center.

Address

650 Mullis Street
Friday Harbor, WA
98250

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