L A Matheson Secondary School is a public high school in Surrey, British Columbia, Canada, and is part of School District 36 Surrey. The school opened in 1969 as a junior secondary school as a feeder to Queen Elizabeth Secondary School but in 1998 became a full secondary school serving grades 8 through 12.In the 2013/14 school year, it is ranked 161st out of 316th in the annual ranking of secondary schools in British Columbia and Yukon.