|Nearest city||Marcola, Oregon|
|Area||0.1 acres (0.040 ha)|
|Architectural style||No Style Listed, Howe Truss|
|MPS||Oregon Covered Bridges TR|
|NRHP Reference #||79002094|
|Added to NRHP||November 29, 1979|
The Earnest Bridge, located near Marcola, Oregon, is listed on the National Register of Historic Places. The name is spelled Ernest Bridge in some documents, including the NRHP listing, but spelled Earnest Bridge in the NRHP nomination and in signage on the bridge itself.
- "National Register Information System". National Register of Historic Places. National Park Service. 2010-07-09.
- "Oregon National Register List" (PDF). Oregon Parks and Recreation Department. June 6, 2011. p. 22. Retrieved July 16, 2011.
- Various (February 2, 2010). "Earnest Bridge/Ernest Bridge documentation, National Register of Historic Places" (PDF). National Park Service. Retrieved May 10, 2012.