Milton Coste

449 Penthouse Apartments in NYC

Top-floor luxury with panoramic city views

449 results
788 9th Avenue #PH5C For Sale
Elena Smirnova at POWERED BY DMT LLC
$450,000

1 bd · 1 ba · Multi Family

788 9th Avenue #PH5C, New York City

MLS: RLS20111834 RLS at REBNY
720 W END Avenue #PH17A For Sale
720 West End Avenue Sales Office at Corcoran Sunshine Marketing Group
$10,275,000

5 bd · 5 ba · 2,991 sqft · Condo

720 W END Avenue #PH17A, New York City

MLS: RLS20056070 RLS at REBNY
720 W END Avenue #PH17C For Sale 3D
720 West End Avenue Sales Office at Corcoran Sunshine Marketing Group
$12,000,000

4 bd · 4 ba · 3,700 sqft · Condo

720 W END Avenue #PH17C, New York City

MLS: RLS20056078 RLS at REBNY
330 E 38TH Street #PHC For Sale
Rusty Thrasher at Thrasher Real Estate LLC
$3,395,000

2 bd · 3 ba · 1,633 sqft · Condo

330 E 38TH Street #PHC, New York City

MLS: RLS20105606 RLS at REBNY
138-32 Northern Boulevard #PH1F For Sale
VICKI ZHI SAALI at GLOBAL REAL ESTATE VENTURES GROUP LLC
$1,383,220

2 bd · 2 ba · 1,006 sqft · Condo

138-32 Northern Boulevard #PH1F, New York City

MLS: RLS20091390 RLS at REBNY
10 West Street #PH1B37E For Sale
Paul J Gavriani at Sothebys International Realty
$7,995,000

8 bd · 8 ba · 6,713 sqft · Condo

10 West Street #PH1B37E, New York City

MLS: RLS20103412 RLS at REBNY
1200 5th Avenue #PHB For Sale
Toni Haber at Compass
$17,995,000

4 bd · 5 ba · 4,400 sqft · Condo

1200 5th Avenue #PHB, New York City

MLS: RLS20117631 RLS at REBNY
149 Ave C #PH5F/6F For Sale 3D
Shawn L Williams at Compass
$1,420,000

2 bd · 2 ba · 1,100 sqft · Co-op

149 Ave C #PH5F/6F, New York City

MLS: RLS20121144 RLS at REBNY
55 HUDSON Street #PHD For Sale
Joshua B Rubin at Douglas Elliman Real Estate
$8,995,000

5 bd · 4 ba · 4,296 sqft · Co-op

55 HUDSON Street #PHD, New York City

MLS: RLS20113468 RLS at REBNY
78-29 AUSTIN Street #PH2O For Sale
Carl A Ekroth at Douglas Elliman Real Estate
$1,429,000

2 bd · 2 ba · 1,058 sqft · Condo

78-29 AUSTIN Street #PH2O, New York City

MLS: RLS20101784 RLS at REBNY
78-29 AUSTIN Street #PH2G For Sale
Carl A Ekroth at Douglas Elliman Real Estate
$1,869,000

3 bd · 3 ba · 1,414 sqft · Condo

78-29 AUSTIN Street #PH2G, New York City

MLS: RLS20123519 RLS at REBNY
78-29 AUSTIN Street #PH2K For Sale
Carl A Ekroth at Douglas Elliman Real Estate
$929,000

1 bd · 1 ba · 752 sqft · Condo

78-29 AUSTIN Street #PH2K, New York City

MLS: RLS20081076 RLS at REBNY

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This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.

Listings are updated approximately every 15 minutes. Data displayed by Keller Williams NYC.

RLS at REBNY

Penthouse Apartments for Sale in NYC

Any top-floor apartment in NYC can be marketed as a penthouse, from a 650-square-foot studio on the 6th floor to a 5,000-square-foot full-floor residence in a 60-story tower. After 25+ years representing buyers in Central Park South, Tribeca, and across the outer boroughs, I advise every penthouse buyer to evaluate four factors: private outdoor space quality, mechanical equipment on the roof above, roof membrane condition, and the thermal exposure that comes with a top-floor position.

FAQ: Are there unique maintenance costs for a NYC penthouse?

Yes. Top-floor units have higher heating and cooling costs due to roof exposure. If the penthouse includes a private roof terrace, waterproofing membrane maintenance is often the owner's responsibility, and resurfacing can cost $30,000-$80,000+.

FAQ: What is the price premium for a penthouse?

The premium ranges from 15% to over 100% above comparable lower-floor units, depending on views, outdoor space, ceiling heights, and building tier. In luxury Midtown East condos, full-floor penthouses can price at a multiple of lower floors. View current listings on our NYC apartment search.

FAQ: Can neighboring buildings obstruct a penthouse's views?

Yes. There are no legal protections for air rights or views in NYC unless adjacent air rights have been purchased. Research the zoning envelope of adjacent parcels. See our NYC buyer guide for view risk guidance.

Buying Tip from Milton Coste

Visit the unit at night as well as during the day. City views after dark are a major part of the value, and you want to verify there is no mechanical equipment noise from rooftop HVAC units that only becomes audible when ambient street noise drops. Ask the managing agent about recent rooftop equipment upgrades.

Buildings with Penthouses on the Market Now

Grouped from the live RLS penthouse listings on this page, so the list changes as listings come and go.

Milton Coste, Licensed Real Estate Associate Broker

Milton Coste

Licensed Real Estate Associate Broker

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Milton Coste, Licensed Real Estate Associate Broker, KWNYC