According to the White House the project will cost about $200 million, to be funded by Trump personally and other donors.

Construction will begin in September on a $200 million, 90,000-square-foot ballroom, his press secretary announced Thursday, fulfilling a 15-year ambition by the president to construct an event space on the White House grounds that expands the building’s entertaining capacity — but also resembles the gilded spaces of his private clubs.

WASHINGTON (AP) — The White House on Thursday announced that construction on a new $200 million ballroom will begin in September and be ready before President Donald Trump ‘s term ends in early 2029.