https://www.siliconvalley.com/2022/04/03/new-pleasanton-costco-could-open-next-year-after-court-rejects-opponents-appeal/ > PLEASANTON — A new Costco Wholesale store about seven years in the making could finally open its doors in Pleasanton by the end of 2023 after the latest legal challenge to stop it has failed. > The nearly 150,000-square-foot Costco, which will include a 20-pump gas station, would be located on a currently empty 17-acre plot of land at 7200 Johnson Drive, just east of Interstate 680, and north of Stoneridge Drive.