The 350-pound (160-kilogram) gingerbread house in the State Dining Room offers a view of the White House from the South Lawn, with wreaths on every window and a US flag flying from its sugary rooftop.
Someone also joked the decorations are reflective of First Lady Melania Trump's goth phase.
Another new touch are glistening wintry branches lining an East Wing hallway that leads guests to a tree decorated with the Trump family's official Christmas ornament, a gold-toned bauble featuring the presidential coat of arms surrounded by a wreath of holly.
"We want to wish everybody a Merry Christmas, a Happy New Year, have unbelievable holidays and we are now going to light a very handsome tree, and I'll ask our first lady to get ready and maybe we'll do a countdown from 10", the president said from the podium as Melania stood at his side, her hand ready on the switch. The first lady unveiled the decorations at 1600 Pennsylvania Avenue on Monday, while welcoming children of military families to the residence.
"Are you the first lady?" asked one incredulous boy who then moved in for a hug.
Trumps light national Christmas tree for first time
"You don't see "merry Christmas" anymore", Trump said during a speech in Missouri on Wednesday afternoon, in which he promoted the GOP's tax reform plan.
In a series of tweets, President Trump shared videos of him wishing the people a merry christmas.
More than 150 volunteers from 29 states spent 1,600 hours over the holiday weekend decking the White House halls. "It's one that we've heard and we speak about and we dream about and now, as the president of the United States, it's my tremendous honor to now wish America and the world a very Merry Christmas".
Some compared it to the warmer, more traditional red, white and green accents seen in the years when former President Barack Obama lived there.
Enes Kanter doesn't let LeBron live down first-career ejection
After Fitzgerald gave him his first technical, James did not turn around and continued arguing, which led to the ejection. Cavaliers had a 38 point performance from Kevin Love and 21 points and 12 rebounds from Lebron James.
Melbourne New Year attack thwarted
Victoria Police says the operation is ongoing, however police do not anticipate further arrests. The man worked part-time at a computer fix business and police raided the facility.
Judge ordered to grant Meek Mill bail
Meek Mill is behind bars at the Chester State Correctional Institution in Pennsylvania. Mill's probation officer and a prosecutor had recommended that he not be jailed.