***UPDATED***

MAGIC KINGDOM
Walt Disney World Railroad under refurbishment from December 3, 2018 to January 2, 2021

Swiss Family Treehouse under refurbishment from April 27, 2020 to May 3, 2020

Big Thunder Mountain under refurbishment from May 4, 2020 to May 21, 2020

EPCOT
Agent P game in World Showcase closing and will be changed to Ducktales, no time frame given for completion...

Spaceship Earth under refurbishment from May 26, 2020 to May 26, 2022 (actual reopen date unconfirmed, refurb is believed to last up to 2 years)

ANIMAL KINGDOM
Kali River Rapids under refurbishment from January 6, 2020 to March 20, 2020

DISNEY's HOLLYWOOD STUDIOS

TYPHOON LAGOON
Typhoon Lagoon under refurbishment from January 19, 2020 to March 29, 2020

RESORTS
Calypso Pool at Disney's All Star Music Resort will be under refurbishment in 2020, tentative dates are September 15, 2020 to December 15, 2020... Will post exact dates when officially announced...

Pop Century Pool under refurbishment from January 13, 2020 to March 31, 2020

Disney's Grand Floridian Water Playground under refurbishment from February 10, 2020 to March 20, 2020