The city prepared a central plan in 1953 to propose locations for a baseball stadium, playing fields, tennis courts, community buildings, pathways, and parking areas.

[5] In 2008, Merritt Paulson, owner of the Portland Beavers examined building an 8,000 to 9,000 seat minor league ballpark on the site of Walker Stadium for $45 million.

[7] In March 2015, Portland and Great West League officials announced plans to renovate the stadium, adding 500 seats and concessions and complementing the city's urban renewal goals for the Lents neighborhood.

[8] Walker Stadium was supposed to have received upgrades as part of a 1994 bond measure but other municipal projects competed for limited funding.

[11] Portland Mayor Charlie Hales threw out the first pitch at the first game at Walker Stadium on June 10, 2016, an extra-inning loss to the Marysville Gold Sox.