All Events, Closures and Refurbishments at Disneyland Park in Disneyland during January and December of 2018, 2019 and 2021

January 2018

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.
Jan. 02 - Apr. 13Critter Country : Disneyland ParkSplash Mountain Closed for refurbishment
Jan. 08 - Jan. 18New Orleans Square : Disneyland ParkHaunted Mansion Closed for removal of holiday overlay.
Jan. 08 - Apr. 26Fantasyland : Disneyland ParkDumbo the Flying Elephant Closed for refurbishment, including queue relocation and construction of a shade structure
Jan. 08 - Late winter 2018Main Street, U.S.A. : Disneyland ParkReplacement of Main Street Trolley Tracks The trolley tracks will be completely replaced and new brickwork will be incorporated.
Jan. 08 - Mar. 15Main Street, U.S.A. : Disneyland ParkMain Street Vehicles Unavailable due to the trolley track replacement project.
Jan. 18Disneyland Park : Disneyland ResortDisneyland After Dark: "Throwback Nite" The first in a 2018 series of Disneyland After Dark events is "Throwback Nite" on January 18. This is an after-hours event that requires a separate admission tickets. Tickets are $95 and go on sale on November 30 to Annual Passholders and on December 7 to the general public.
Jan. 22 - Feb. 01Fantasyland : Disneyland Park"it's a small world" Closed for removal of holiday overlay.

December 2018

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.

January 2019

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.
January 2019 - May. 24Fantasyland : Disneyland ParkSleeping Beauty Castle Closed for refurbishment. The castle walkthrough will close on Jan. 17. The accessible "Enchanted Chamber" experience is also closed.
Jan. 07 - Jan. 17New Orleans Square : Disneyland ParkHaunted Mansion Closed for removal of holiday overlay.
Jan. 07 - Apr. 04Tomorrowland : Disneyland ParkAstro Orbitor Closed for refurbishment
Jan. 22 - Jan. 31Fantasyland : Disneyland Park"it's a small world" Holiday Closed for removal of holiday overlay.
Jan. 22 - Mar. 07Frontierland : Disneyland ParkSailing Ship Columbia Closed for refurbishment.

December 2019

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.

January 2021

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.
March 14th, 2020 - July 25th, 2022Disneyland Park : Disneyland ResortFinding Nemo Submarine Voyage Finding Nemo Submarine Voyage closed for refurbishment on March 14th, 2020. It will reopen on July 25th, 2022.

December 2021

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.
March 14th, 2020 - July 25th, 2022Disneyland Park : Disneyland ResortFinding Nemo Submarine Voyage Finding Nemo Submarine Voyage closed for refurbishment on March 14th, 2020. It will reopen on July 25th, 2022.
Oct. 4, 2021 - Nov. 10th, 2023Disneyland 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 to an adapted version of the original Swiss Family Treehouse concept that Walt and his Imagineers envisioned in 1962.
Nov. 11 - Dec. 9Disneyland Park : Disneyland Resort2021 Disney Merriest Nites
Nov. 11 - Dec. 4Disneyland Park : Disneyland Resort"it's a small world" Holiday "it's a small world" Holiday is reportedly closed due to flooding. It is expected to reopen December 4th, 2021.