The Skyline, 551 Observer Highway: Sell Your Apartment

between Madison Street & Monroe Street View Full Building Profile

There are currently {{nbBuyers | numberWithCommas}} buyers actively looking to purchase at The Skyline, 551 Observer Highway and in similar buildings.

Interested in Selling?

We’ll introduce you to the agents that specialize in
The Skyline, 551 Observer Highway and are experts at selling in the building.

And they’ll provide a market analysis and be able to contact
all of the buyers interested in the building.
Learn more about how we can help.

Buyers Interested in The Skyline, 551 Observer Highway

Buyers Interested in Similar Buildings

Recent Sales in the Building (By Unit Size)

Price Per Sq Ft of Recent Sales

See Full Sales History for Building

Agents Specialists for The Skyline, 551 Observer Highway

RLS IDX Data display by CityRealty.com, LLC. 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. IDX information is provided exclusively for consumers’ personal, non-commercial use and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

All information furnished regarding property for sale, rental or financing is from sources deemed reliable, but no warranty or representation is made as to the accuracy thereof and same is submitted subject to errors, omissions, change of price, rental or other conditions, prior sale, lease or financing or withdrawal without notice. All dimensions are approximate. For exact dimensions, you must hire your own architect or engineer and for no listing shall the number of bedrooms listed be considered a legal conclusion.

All closed sales data has been provided by the New York City Department of Finance via the Automated City Register Information System (ACRIS). No warranty or representation is made as to the accuracy of any data provided by ACRIS or any other sources.

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An equal housing opportunity

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The Skyline, 551 Observer Highway: Sell Your Apartment

between Madison Street & Monroe Street View Full Building Profile

Interested in Selling?

Buyers Interested in The Skyline, 551 Observer Highway

Buyers Interested in Similar Buildings

Recent Sales in the Building (By Unit Size)

Price Per Sq Ft of Recent Sales

Agents Specialists for The Skyline, 551 Observer Highway

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