Penney's and West Covina Center (1954) The history of what is now Plaza West Covina dates back to two original shopping centers. In 1954, plans were announced for the new 36-acre, 50-store
West Covina Center at the eastern end of what is now the Plaza space anchored by a 50,000 square-foot
J. C. Penney, with parking for over 2,000 cars. It was to cost $5 million, financed and built by Los Angeles financier Sylvan S. Shulman and associates. It was stated at the time that the Penney's would be "West Covina's metropolitan-type store".
Broadway/Desmond's "Plaza" (1962) The Broadway, opened August 6, 1962 and
Desmond's, a specialty retailer, opened April 30, 1962, anchoring a new
West Covina Plaza, at the northwest end of what is now the Plaza.
Fashion Plaza (1975) In 1973, plans were announced to build a new, large, enclosed mall to replace the two existing malls, to be known as "West Covina Fashion Plaza", which would open in 1975. Sylvan S. Shulman was the developer and Burke Kober Nicolais was the architect. The old centers would be demolished, except for The Broadway–Desmond's complex. • JCPenney moved from its old building at the "Center" at 1120 West Garvey into its new building which opened together with 40 mall shops on October 22, 1975 and measured including the freestanding auto center •
Bullock's () opened on September 25, 1975 • The 1962 Broadway building () remained as an anchor of the new mall • Phase I was the expansion of the former Robinsons-May space into an Macy's. • Phase II consisted of: • Demolishing the vacant former Bullock's/Macy's building (closed since March 2008) into a mini-anchor space for
Best Buy and the addition of approximately of retail and 5 restaurants along the northern façade of the mall. • Phase II includes the addition of the
Best Buy, which relocated from an older location across from the mall, and remodel and flagship introduction of
Forever 21. • Phase III extended the lifestyle development of Phase II into the remaining northern façade of the mall between
Red Robin and Sears, which included the addition of approximately and the reconfiguration of exiting mall space. This phase featured a second mini-anchor space of for a
Nordstrom Rack as well as a
Gold's Gym.
2010s In 2015,
Sears Holdings spun off 235 properties, including the Sears at Plaza West Covina, into Sertiage Growth Properties. Crazy Horse, which closed in 2015, was demolished and replaced by a
Porto's Bakery. Porto's opened on April 30, 2019. On November 7, 2019, it was announced that Sears would be closing this location a part of a plan to close 96 stores nationwide. The store closed on February 16, 2020. In October 2020,
Spirit Halloween opened up a temporary location in the vacant Sears space for the Halloween Season. As of November 2, 2020, Spirit Halloween moved out of the building, leaving the space now vacant. On October 30, 2025, it was announced that
Gold's Gym would sell all of the SoCal locations except for the Venice location to EōS Fitness. Because of this, the
Gold's Gym location at the mall was rebranded into EōS Fitness. ==Plaza West Covina today==