[4] Read's was converted into Jordan Marsh, another nameplate owned by parent company Allied Stores, in 1987.

[8] The vacant Read's anchor spot was demolished in 2007; in its place, a two-floor Target store was constructed and opened in October 2008.

[10] On November 29, 2010, Westfield Trumbull unveiled results of a major $35M renovation that including several new stores, an LA Fitness in the old Circuit City space, remodeled mall entrances, and a new Dining Terrace food court to replace the old food court and the previous Steve & Barry's space.

It eventually closed in 2020 due to the COVID-19 pandemic and has been replaced with a Guacamole’s Mexican Cuisine restaurant, which opened in 2022.

[21] On August 4, 2020, it was announced that upscale department store retailer Lord & Taylor would shutter its traditional brick and mortar format as a direct result of the COVID-19 pandemic.

[22] Early plans envision the 99,534-square-foot (9,247-square-meter) store reconstructed into a modern space known as York Factory, a co-working sub-brand offering soft amenities such as a program delivering lunch straight to your office, bike rentals, a physical and mental wellness studio, salon services, and weekly events.

[23] On September 7, 2020, an apartment complex named "The Residences at Main" was proposed, and would be built near the mall.

Some ideas people came up with were indoor pickleball courts, a concert venue, a rock climbing wall, The Body Shop, Dave & Buster's, and a supermarket, specifically Whole Foods Market, Trader Joe's, Wegmans, Stew Leonard's, or Market 32.

If approved, this will be the fourth Stew Leonard's location in Connecticut, with the others in Danbury, Norwalk, and Newington.

[33] On August 16, 2023, it was announced that SeaQuest would permanently shutter its Trumbull location by August 20, 2023 after numerous controversies against customers and PETA for mistreatment and even abuse of animals, ending a four-year run to the controversial and heavily panned aquarium.