Santa's House

 is a limited-time building that was released on December 19, 2017, as part of Act 2 of The Invasion Before Christmas 2017 Event. It was the sixth prize to be won in the event's Act 2.

It returned on December 5, 2018 during A Simpsons Christmas Special 2018 Event as a premium item costing donuts.

Regular
Elf Bart Elf Lisa Mrs. Claus Santa Claus
 * Move His Name From Naughty to Nice List - 4h
 * Prank Santa - 12h
 * Joyride Reindeer - 24h
 * Help Elves Create - 4h
 * Help Santa Get Organised - 12h
 * Groom the Reindeer - 24h
 * Eat all the Milk and Cookies - 60m
 * Add Fake Names to The List - 8h
 * Pine Over Mrs. Claus - 60m
 * Tune up Sleigh - 12h
 * Enjoy Christmas Magic - 24h

Quest Based
Bart Lisa Maggie Marge Mrs. Claus Santa Claus
 * Tidy Santa's House - 8h
 * Keep an Eye on Bart - 8h
 * Resent Gerald - 8h
 * Look for Santa - 8h
 * Pull It Together - 4h
 * Projectile Vomit Eggnog - 4h
 * Pull an All Dayer - 8h
 * Find Missing Reindeer - 4h
 * Meditate - 4h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, ice, boardwalk, pier, edge of boardwalk, or edge of pier.