|Source||Gifford Pinchot National Forest|
|- location||north of Morton|
|- elevation||3,035 ft (925 m) |
|- location||Lake Mayfield|
|- elevation||427 ft (130 m) |
|- coordinates||Coordinates: |
|Length||29 mi (47 km) |
|Basin||154 sq mi (399 km2) |
Location of the mouth of Tilton River in Washington
The Tilton River is a tributary of the Cowlitz River, in the U.S. state of Washington. Named for territorial surveyor James Tilton, it flows for about 29 miles (47 km), entirely within Lewis County.
- Source elevation derived from Google Earth search using GNIS source coordinates.
- "Tilton River". Geographic Names Information System (GNIS). United States Geological Survey. September 10, 1979. Retrieved January 27, 2013.
- United States Geological Survey. "United States Topographic Map". TopoQuest. Retrieved January 27, 2013. River miles are marked and numbered on the relevant map quadrangles.
- Lower Columbia Fish Recovery Board (2006). "Grays–Elochman and Cowlitz Watershed Management Plan" (PDF). Cowlitz County. p. 55 (section 4). Retrieved January 28, 2013.
- Meany, Edmond S. (1923). Origin of Washington geographic names. Seattle: University of Washington Press. p. 310.
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