All Closures and Refurbishments at Disneyland Park or Downtown Disney in Disneyland during September of 2017 and 2022

September 2017

Aug. 2015 - May. 31Disneyland Park : Disneyland ResortStar Wars: Galaxy's Edge The 14-acre Star Wars-themed land that was announced during the 2015 D23 EXPO opens at Disneyland on May 31.
Aug. 21 - Sep. 09Main Street, U.S.A. : Disneyland ParkLittle Red Wagon Closed for Refurbishment
Aug. 21 - Sep. 14Tomorrowland : Disneyland ParkSpace Mountain Closed for refurbishment and installation of Ghost Galaxy overlay.
Aug. 28 - Sep. 14New Orleans Square : Disneyland ParkHaunted Mansion Closed for installation of holiday overlay.
Sep. 05 - Nov. 20Frontierland : Disneyland ParkRiver Belle Terrace Closed for refurbishment
Sep. 11 - Sep. 13Main Street, U.S.A. : Disneyland ParkPlaza Inn Closed for refurbishment
Sep. 18 - Sep. 22Tomorrowland : Disneyland ParkFinding Nemo Submarine Voyage Closed for refurbishment
Sep. 25 - Sep. 26Tomorrowland : Disneyland ParkBuzz Lightyear Astro Blasters Closed for refurbishment
Sep. 25 - Sep. 28Main Street, U.S.A. : Disneyland ParkMain Street Cinema Closed for refurbishment

September 2022

2019 - Early 2023Disneyland Park : Disneyland ResortMickey & Minnie's Runaway Railway (DLR) The first major Mickey-themed ride-through attraction, is coming to Disneyland’s Mickey’s Toontown in Early 2023 as part of the reimagination of Mickey’s Toontown. The ride will be housed in the El CapiTOON Theater, where Mickey and Minnie are premiering their newest short, Perfect Picnic.
Mar. 14, 2020 - TBDDisneyland Park : Disneyland ResortFinding Nemo Submarine Voyage Finding Nemo Submarine Voyage will close for refurbishment beginning March 14th, 2021. A reopening date has not yet been announced.
Oct. 4 - TBDDisneyland Park : Disneyland ResortTarzan's Treehouse Tarzan's Treehouse will close for refurbishment beginning October 4th, 2021. Disney has revealed that the attraction is being rethemed though a reopening date has not yet been announced.
Mar. 9 - Early 2023Disneyland Park : Disneyland ResortMickey’s Toontown Mickey’s Toontown will close on March 9th, 2022 to make way for a completely reimagined land featuring new attractions, activities, and entertainment. The new land is set to debut in early 2023 and will be a larger space for both “spontaneous family play and parental relaxation.”