All Closures and Refurbishments at Disneyland during June of 2017 and 2021

June 2017

Jan. 10 - Jul. 29Frontierland : Disneyland ParkRivers of America Attractions Disneyland Railroad and most Rivers of America attractions (including Fantasmic!) are closed temporarily to make room for the construction of the new Star Wars land. Pirate's Lair on Tom Sawyer Island has re-opened. Fantasmic! opens on July 17. Davy Crockett Explorer Canoes, Mark Twain Riverboat, Sailing Ship Columbia and Disneyland Railroad reopen on July 29.
Sep. 11 - Sep. 15Paradise Pier Hotel : HotelsParadise Pool and Spa Closed for refurbishment
Jan. 08 - Fall 2017Grand Californian : HotelsRoom Refurbishments Rooms at the Grand Californian will be undergoing refurbishment through the fall of 2017.
May. 01 - Re-opening date not yet available.Adventureland : Disneyland ParkIndiana Jones Adventure Closed for refurbishment.
May. 15 - Jun. 16Disneyland Park : Disneyland ResortDisneyland Monorail Closed for refurbishment
May. 30 - Jun. 09Hollywood Land : Disney California AdventureTurtle Talk with Crush Closed for refurbishment
May. 30 - Jul. 27Hollywood Land : Disney California AdventureSorcerer's Workshop Closed for refurbishment
June 2017 - Early AugustGrand Californian : HotelsGreat Hall Refurbishment During the refurbishment of the Great Hall lobby, access will be limited, and some guest rooms will be unavailable.

June 2021

May. 30 - No details availableDowntown Disney : Downtown DisneyDowntown Disney West End Closures The following Downtown Disney locations closed in preparation for the construction of a proposed new hotel which has since been canceled. No details on what might be going into the now available retail spaces.
 
AMC Theaters
ESPN Zone
Rainforest Cafe
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.