[1] To celebrate the colony's centenary, in 1888 the Parramatta Borough Council erected, at a cost of A£600, the Centennial Memorial, a Victorian Free Classically-styled elaborate clock and drinking fountain.

[2] To mark the opening of the Church Street Mall in 1986 and the closure of through traffic on Church Street, a time capsule was buried under one of the square's gardens by Janice Crosio MP, NSW Minister for Water Resources.

[3] In order to mark the Australian Bicentenary in 1988, the Parramatta City Council commissioned the sculpture, Procession, by artist Richard Goodwin.

[7] The square serves as the eastern terminus of the proposed 65-kilometre (40 mi) Great West Walk connecting Parramatta and Penrith via the Western Sydney Parklands.

[8][9] In the early morning of the 1st of November 2014 the Square became a live site for fans of the Western Sydney Wanderers FC to watch the 2014 AFC Champions League final second leg.