Lamar River

WY • US

The Lamar River is a tributary of the Yellowstone River, approximately 40 miles (64 km) long, in northwestern Wyoming in the United States. The river is located entirely within Yellowstone National Park.

39.8 mi total 1 sections 2 access points 4 camps 0 rapids

🗺 Explore map

Click any point for details. Sections without stored geometry are drawn as straight put-in → take-out lines — actual courses follow the river.

Sections (1)

Lamar River upstream end (OSM) to Lamar River downstream end (OSM)

● Lamar River upstream end (OSM) → ● Lamar River downstream end (OSM)

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