[9] Harold Campbell purchased the land Westgate Mall is located on for $30,000 over two decades before it opened due to water issues it caused in another project he owned nearby.

[10][13] On February 12, 1977 a three-alarm fire occurred at the Westgate Mall causing the loss of 18 stores and injuries to several firefighters.

PREIT, who owned the land that housed The Bon-Ton, later sold it to an affiliate of the mall's owners in December 2014 for $3.85 million.

[26][27] Harbor Freight Tools opened in the mall 2022, using part of the space formerly occupied by Weis Markets.

The plans called for over 50,000 square feet of interior space to be demolished and replaced by new buildings, along with facade changes.

[27][29] In January 2023, several stores were asked to vacate in anticipation of the redevelopment, with some relocating to other locations in the Lehigh Valley.