Anti-Aircraft Battery Trail, Bluff Trail, and Lagoon Loop
Anti-Aircraft Battery Trail, Bluff Trail, and Lagoon Loop
2.7
(17)
56
hikers
02:06
7.81km
100m
Hiking
The Anti-Aircraft Battery Trail, Bluff Trail, and Lagoon Loop is a 4.9 miles (7.8 km) hiking route in Fort Flagler State Park, rated moderate. You will gain 328 feet (100 metres) over an estimated 2 hours and 6 minutes, offering a rewarding outdoor experience.
On this trail, you can expect a diverse landscape, combining historical elements with natural beauty. The Anti-Aircraft Battery sections will lead you past remnants of former coastal defenses, offering a glimpse into the area's military past. As you traverse the Bluff Trail, prepare for dramatic ocean vistas and sweeping views of the surrounding coastline. The Lagoon Loop provides a serene contrast, winding around a beautiful lagoon that attracts various waterfowl, and you'll also pass by the Wooden Pier at Fort Flagler State Park.
Parking is generally available at Fort Flagler State Park, providing convenient access to the trailhead. Always check the park's official website for any specific fees or current conditions before your visit. This Anti-Aircraft Battery Trail, Bluff Trail, and Lagoon Loop hiking location is well-suited for a day trip.
Last updated: March 7, 2026
Waypoints
Start point
Parking
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3.26 km
Highlight • Structure
Tip by
7.81 km
End point
Parking
Way Types & Surfaces
Way Types
4.62 km
2.29 km
862 m
< 100 m
Surfaces
5.41 km
1.76 km
608 m
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Elevation
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This route was planned by komoot.
This scenic loop is situated within Fort Flagler State Park, offering a unique blend of history and natural beauty on Marrowstone Island, Washington.
The trail is enjoyable year-round, but spring and fall often provide the most pleasant weather for hiking, with fewer crowds and comfortable temperatures. Summer is also popular, though it can be warmer.
Yes, dogs are generally permitted on trails within Fort Flagler State Park. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.
Yes, a Discover Pass is required for vehicle access to Fort Flagler State Park. You can purchase a day-use pass or an annual pass. Information on where to buy passes can typically be found on the Washington State Parks website.
The trail features varied terrain, including sections that pass by historic anti-aircraft battery remnants, coastal bluffs with potential views, and a serene lagoon loop. Expect a mix of compacted earth, possibly some gravel, and gentle elevation changes suitable for a moderate hike.
Along the route, you'll encounter historical military structures, including remnants of anti-aircraft batteries. The trail also offers coastal views from the bluff sections and tranquil scenery around the lagoon. Don't miss the Wooden Pier at Fort Flagler State Park, a notable highlight.
Yes, the route incorporates sections of several named trails within Fort Flagler State Park, including the Bluff Trail, Anti-Aircraft Battery Trail, and Lagoon Trail, providing a comprehensive experience of the park's diverse landscapes.
Given its distance of approximately 7.8 kilometers and moderate difficulty, most hikers can expect to complete the loop in about 2 to 3 hours, depending on their pace and how often they stop to enjoy the sights.
With its moderate difficulty and interesting historical features, this trail can be suitable for families. The varied scenery and historical elements can keep younger hikers engaged, but be prepared for the full distance and some elevation changes.
Fort Flagler State Park offers various amenities, including restrooms, picnic areas, and camping facilities. Check the park's official website for specific details on availability and any seasonal closures.
For this moderate hike, it's advisable to bring water, snacks, appropriate footwear for varied terrain, and layers of clothing as coastal weather can change quickly. Binoculars can enhance wildlife viewing, and a camera is great for capturing the scenic views and historical sites.
Absolutely. The bluff sections offer potential panoramic views of the water and surrounding landscape. The historical anti-aircraft battery sites themselves are significant landmarks, providing a glimpse into the area's past. The Wooden Pier at Fort Flagler State Park is also a key point of interest.