Upper Fifth Avenue

923 Fifth Ave., Apt. 11-12E, at 73rd Street
Price: $7.5 million

Maintenance/Common Charges: $2,250 Monthly Taxes: $1,753 Broker: Jacky Teplitzky/Prudential Douglas Elliman This three-bedroom, three-bathroom, 2,601-square-foot duplex boasts a wraparound terrace with park views and a solarium. The upstairs, accessed by a charming staircase, includes the bedrooms, den, maid's room, and bathrooms. Downstairs are the large living room and dining area, which abut a narrow kitchen.

1170 Fifth Ave., Apt. 2A, at 98th Street
Price: $3.5 million

Maintenance/Common Charges: $2,504 Broker: Wendy Richardson/Corcoran With three rooms that peek onto Fifth Ave. and the park, this classic eight apartment stretches to 2,200 square feet. Located in a full-service pre-war building, it has nine-foot beamed ceilings, herringbone floors, and thru-the-wall air-conditioning. It is also the home of two maid's rooms, a maid's bath, and a butler's pantry. The master bedroom is outfitted in Sherle Wagner gold and porcelain wash basins and the kitchen features a SubZero refrigerator, Viking stove, Miele dishwasher, and granite counter tops.

1255 Fifth Ave., Apt. 5K, between 107th and 108th streets
$750,000

Maintenance/Common Charges: $808 Monthly Taxes: $243 Broker: Ruth Anne McKeown/Prudential Douglas Elliman This 817-square-foot one-bedroom boasts 13-foot ceilings and a bright, owner-renovated kitchen that overlooks Central Park's Conservatory Gardens in an area of Upper Fifth dominated by Mount Sinai. The loft-like interior creates a feeling of endlessness – or the perfect incentive to build closets and storage bins. Each floor has a washer and a dryer. Located in a pre-war, doorman building, this condo also has a common roof deck, a gym, and basement storage lockers.

1001 Fifth Ave., Apt. 8D, between 81st and 82nd streets
$995,000

Maintenance/Common Charges: $1,843 Broker: Art Irwin/Halstead With its imposing view of the Metropolitan Museum of Art, this eighth-floor co-op apartment could serve as a site for a class in Neo-classical architecture. A bright one-bedroom, one of the few currently on the market, it is located in a Philip Johnson-designed building at the southern tip of Museum Mile. Measuring approximately 800 square feet, it also features a marble bathroom, a granite and limestone kitchen, a decorative fireplace, a dining foyer, and views of the park. The lobby now is undergoing a complete renovation.