Exclusive | Is Ken Griffin building his own city inside Miami?

Plenty of billionaires buy a mansion in Miami.Ken Griffin seems to be buying the parts list for a city.The Citadel founder, whose fortune Forbes pegs at about $60 billion, already controls most of a block in the financial district, a seven-lot spread on Star Island and a private dock for his 308-foot yacht.

On Sept.30, he added a college campus.Griffin closed on roughly 30 acres of Wynwood for $1.1 billion in cash, a purchase the seller’s company billed as the biggest land assemblage Florida has ever seen.

That same day, Carnegie Mellon University said he was giving it $3 billion, which the school calls the largest gift an individual has ever made to higher education.Two-thirds of that money is earmarked for a Miami outpost on the site, planned for more than 3,500 students and nearly 300 faculty.

Construction is slated for 2027, with the first students due in 2028.One source likened his continuing investments in Miami as “a man building his own city within a city.” Griffin himself is not underselling it.“The opportunity to bring one of the greatest universities in the United States of America to Miami will change the very fabric of this city for centuries to come,” he said in public comments last week.“This may be the most impactful investment I will make in my lifetime — both for Miami and for our nation.”So is one man stitching together his own town inside the Magic City?Some brokers wince at the label.“I think building his own city is kind of a provocative way of putting it,” Douglas Elliman broker Devin Kay told The Post.

“But when you look at the scale of what’s happening, you understand why people are kind of phrasing it that way.”Corcoran’s Mick Duchon offered a gentler version.“It’s not that he’s building a city within a city, but he’s helping the city evolve and creating depth,” he said.The receipts back up the hype.In Brickell, Griffin paid $363 million in 2022 for a 2.5-acre bayfront lot where a 54-story Citadel...