The 1907 building was built on a square block donated by the widow of pioneer leader William Winlock Miller on ground immediately east of the today's sunken gardens, part of the Washington State Capitol Campus.

As the school's capacity needed increasing, 40 acres (160,000 m2) between Carlyon Avenue and North Street were purchased.

Today's location of OHS opened in 1961, and underwent a full renovation, completed in the summer of 2000 that enclosed the 9 separate buildings of the 1961 design.

Olympia High School is a 4A-division member of the Washington Interscholastic Activities Association.

[4] Olympia High School is known for their athletics teams consistently placing in the top 10 for the 4A classification.