Duplexes

120 E. 87th St., between Park and Lexington avenues, #PPH1/2A
$9.5 million

Maintenance/Common Charges: $4,065
Monthly Taxes: $7,700
Broker: Sandra Papale/Prudential Douglas Elliman

This three-bedroom penthouse duplex, about 3,500 square feet, is located in the former Gimbels East department store building, now a white-glove, full-service condo. The living room, library, dining room, kitchen, breakfast room, wrap-around terrace (with trellises), powder room, and a servant's room with bath are on the first floor. The master bedroom (with two dressing areas and a bath), the second and third bedrooms, their accompanying baths, a seating area, and a second terrace are upstairs. This bright and elegant condo includes a range of city views, from the Central Park reservoir to the East River.

162 E. 91st St., between Lexington and Third avenues, #1D
$450,000

Maintenance/Common Charges: $1,100
Broker: Robin A. Morrissey/Bellmarc

This pre-war, one-bedroom, about 700 square feet, includes a living room, kitchen, and bath upstairs and a bedroom and private outdoor space downstairs. Located in Carnegie Hill, it is the lowest priced Manhattan duplex with outdoor space now on the market. Built in 1941, the five-story, 20-unit building is just around the corner from the 92nd St. Y. Dogs are welcome.

315 St. John's Place, between Plaza St. East and Underhill Avenue, #6G
$979,000

Maintenance/Common Charges: $1,171
Broker: Roslyn Huebener/Aguayo & Huebener

This three-bedroom penthouse duplex in Prospect Heights, has two bedrooms, a living and dining area, a pass-through kitchen (with granite countertops and stainless steel appliances), and a full bath downstairs. The master bedroom, full bath, and walk-in closet are upstairs. There's also a private roof deck with views stretching from New York Harbor to the Empire State Building. This apartment, about 1,300 square feet, is perfect for someone who worships books: there are built-in shelves in the living room, dining area and master bedroom. Located in a building with a part-time doorman and indoor garden, it is just steps from Prospect Park.

100 W. 58th St. at Sixth Avenue, #6D
$3.572 million

Maintenance/Common Charges: $1,904
Monthly Taxes: $1,587
Broker: Avi Voda/Prudential Douglas Elliman

Just one block from Central Park, this 1,946-square-foot three-bedroom duplex is located in the former Helmsley building designed by architect Rosario Candela. The apartment features a bedroom, large living area with 20-foot ceilings, kitchen, laundry room, and two baths downstairs. Upstairs are an open area with a view of Central Park, master bedroom, and two baths. The kitchen has a Sub-Zero refrigerator, a Viking wine cooler, a Thermador stove, a Wolf burner, and Jet Mist granite countertops. The 3.5 bathrooms have Kohler Caxton sinks and Dornbracht faucets. The 17-story, 103-unit building, built in 1926, has a 24-hour doorman, concierge, porters, live-in superintendent, a health club, bicycle room, roof deck, and even "yoga practice rooms."