[2] The wood blockhouse was built to provide a refuge to settlers of the area in case of attack by the Native Americans.

[4] The blockhouse of the fort was moved to a park in downtown Dayton in 1911 to honor city founder Joel Palmer.

[6] The actual site of the fort grounds, which is in the Willamina vicinity, has been listed on the National Register of Historic Places since 1971.

[7] The address of the site is withheld,[7] however the Oregon Parks and Recreation Department runs the undeveloped Fort Yamhill State Heritage Area in partnership with Polk County and the Confederated Tribes of the Grand Ronde.

[6] In 2005 and 2013, Fort Yamhill served as the site for the Oregon State University historical archaeology field school.