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Recreation Region: Seeley Lake Area

Seth Diamond Interpretive Trail

The interpretive sign and trail in this old-growth conifer forest serves as a memorial to biologist Seth Diamond and highlights his contributions to habitat management through partnership projects between the Forest Service and the forest products industry.

View this trail on the interactive map

Specific Trail Information

Trail Number

489

Trail Type

Standard/Terra Trail — A trail that has a surface consisting predominantly of the ground and that is designed and managed to accommodate use on that surface.

General Information

The trail provide opportunities to walk, run or bike relatively close to town.  At the center of Girard Grove stands Gus, the largest Western Larch in the United States and one of Seeley Lake's well known tourist attractions.  These trails make up the majority of a community trails network developed over the past 15+ years. by the community.  The community is working to complete a continuous pathway around Seeley Lake with legal access.  The trail has yet to be completed on the north end of the lake and is intermittent along highway 83 between the Big Larch Campground and the Seeley Lake Ranger District Office.

Approx. 1 mile north of the Seeley Lake Campground on Boy Scout Road.

No drinking water available.

Please visit the Forest's Alerts page for information on restrictions, in particular please review the Food/Wildlife Attractant Storage Order to help reduce the likelihood of human-to-bear conflicts. 

Entrance of the Seeley Lake Ranger Station covered in snow.

Address: 3583 Highway 83 North Seeley Lake, MT 59868
Phone: 406-677-2233
Hours: Monday-Friday, 8:00 a.m. - 4:30 p.m. (Closed on federal holidays)

Getting There

Directions

From the town of Seeley Lake, travel about 4.2 miles northwest on Boy Scout Road, north of Seeley Lake Campground. The trail is located on the west side of the road.

Recreation Opportunities

Last updated April 17, 2026