100 Years of District 99

1877 - High school students attend Lincoln School, a four-room building that also educates elementary students.
1893 - High school students move to Washington School, built in 1891, before moving back to Lincoln in 1913 after an addition was built.
1923 - Residents vote on February 17, 1923, to form District 99 as a separate
high school district.
1927 - Voters approve construction of a high school.
1928 - Downers Grove High School (now North High) opens, a three-story building with 20 classrooms and an auditorium/gymnasium, at Main Street and Prince Street.
1962 - Enrollment grows to 2,700, creating the need to rent space and buy portable classrooms.
Voters approve the purchase of a 45-acre site at 63rd Street and Dunham for a second high school.
1964 - South High opens its doors to 700 freshmen and sophomores with 32 classrooms, a library, gym and basement track.
1966 - For the first time, South High serves all grades, serving 1,700 students and anticipating up to 2,500.
1998 - Voters overwhelmingly approve a $49.5 million expansion and renovation plan.
March 2018 - Voters overwhelmingly approve addressing $136.6 million in capital facility improvements.
August 2021 - The Master Facility Plan renovations are completed and dedication celebrations are held at DGN and DGS.
February 17, 2023 - District 99 Celebrates its 100-Year Anniversary.