[1] The shopping centre is situated adjacent to Macarthur Railway Station, where trains terminate on the Airport & South Line.

An $160 million expansion in 2005, which expanded the centre's floor area from 29,000 to 90,000 m2 (310,000 to 970,000 sq ft), saw Macarthur Square become one of the largest shopping complexes in Sydney.

[6] In December 1983 a 3 year old boy named Ali Elassad while looking at Christmas decorations with his older brother plunged 10 metres from one of the balconies to the floor below and fractured his skull however he survived and returned home in time for Christmas and was dubbed "The miracle boy of Sydney".

[5] Major retailers of Macarthur Square include Aldi, Best & Less, Big W, Club Lime, Coles, Cotton On, Factorie, Dan Murphy's, David Jones, Event Cinemas, H&M, Home Spot, JB Hi-Fi, JD Sports, Kingpin Bowling, Lincraft, Mega Party Warehouse, Pillow Talk, Rebel, Roni's Home Deport, Supré, Target, Typo, Ultimate Fighting Championship, Uniqlo and Woolworths.

In addition, a new Aldi supermarket and full line Harris Scarfe store were developed end of 2017, in order to cement the destinations title as the most important shopping centre in the Macarthur region.