Founded in 1985 as the Washington County Chorale, the 60 person group performs in the Portland metropolitan area, as well as tours in Europe.

[3] In April 2005, the group premiered a musical comedy written by Linda Needham entitled "The Great Lewis & Clark Extravaganza of 1905 or Paddle Your Own Canoe".

[2] The group’s Christmas concert in December 2005 featured songs in Czech, Polish, Russian, and Latvian in addition to English.

[4] To prepare for a tour in Europe, the Oregon Chorale performed folk songs from Ireland and Scotland for St. Patrick’s Day in 2007.

[9] Most members reside on the west side of the metro area, specifically in Hillsboro, Tigard, and Beaverton.