USFS · Campground · Fee
Marathon Lake is a 50-acre lake located in Smith County. It was named after Marathon Lumber Company which closed in 1929. The lake has been stocked with catfish, bass and crappie and is open to bream fishing.
From the USFS.
No. Marathon Lake Campground charges a fee. It is managed by the USFS. Sites are reservable through fs.usda.gov.
Located 18 miles south of Forest on Forest Service Road 520
No other services within 50 mi on the record.
SourceData from the USFS. Last synced September 18, 2026. Community reports and photos are submitted by travelers and are not verified by the agency.