Residential Sales Around the Region

MANHATTAN

$4.3 million

Upper East Side

850 Park Avenue (77th St.)

3,200-sq.-ft. co-op in a prewar building; 24-hr. doormen, private elevator landing, dining room, fireplace, 3 maid's rooms w/baths; maintenance $5,456, 40% tax deductible; listed at $4.2 million (multiple bids). Broker: Corcoran Group.

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