A spec-house boom helps Greenwich siphon away potential Park Avenue buyers.

A Studio Sofield redesign made this once-unwieldy kitchen the center of a sprawling Upper East Side apartment.

Where are the old-money mansions? The new McEstates? The bargain deals (relatively speaking)? The taxonomy of a prime suburb.

St. John the Divine gets into the realty game; neighbors react with fire and brimstone.

Mariska Hargitay’s penthouse can’t get arrested in this finicky market.

Open house at 116 East 63rd Street, Apartment 9C.

Living in America (on Third Avenue).

Where do you turn if your brand-new condo is falling apart?

In order to make their freshly built West Village penthouse accommodate a lifetime’s worth of art and books, and the artist’s wheelchair, Chuck and Leslie Close had to start by taking it apart.

The proposed penthouse at the top of the Woolworth Building was to be one of the most coveted living spaces in New York.