Mark Zuckerberg is the proud owner of a $23 million mansion in a nook of northwest Washington, D.C., directly across from the ...

A studio in the Osborne that has been on the market for nearly two years has ornate finishes, as shown in this listing photo.

The One Townhouse Sanford Smith Didn’t FlipThe late antiquarian would buy houses on a whim and sell them just as fast. But he held on to his first love on West 24th.

This week, we have a one-bedroom on Sutton Place with original details (and very Sutton Place furnishings) as well as an airy ...

The late antiquarian would buy houses on a whim and sell them just as fast. But he held on to his first love on West 24th.

Besides better returns for investors with a quick flip (which Belmont estimated as a 20 percent return), he told The Wall ...

Scarlett Johansson and Colin Jost’s Park Avenue BargainThey bought a penthouse for $13 million, the same price the sellers paid in 2006.

While Johansson may have grown up downtown, and some might have guessed that she and Jost would choose something there or ...