Duplex · Prospect Heights

521 Dean Street #9

Brooklyn, NY 11217
2
Beds
2
Baths
1,340
SF
$877
Per SF
129
Days on market

About this home

PRICE Reduction! Exceptional Value-Add Opportunity to transform this apartment into your dream home! Welcome to 521 Dean St, apt 9, an architectural Loft-like duplex 2bed/2 bath (Converted to a 3 bed) with Private Roof deck, nestled in the heart of Prospect Heights! Low Maintenance! Not your typical cookie-cutter apartment! This top (4th floor) walkup gem offers an exceptional living experience in a Brooklyn brownstone boutique coop and oozes with Character! While your future home needs TLC,…

Courtesy of Patrick Ben Hayoun, Douglas Elliman Real Estate

Sold by Non Member Office

Mortgage calculator

Mortgage (P&I) $5,941/mo
Maintenance $1,198/mo
Owed with or without a mortgage$1,198/mo
Est. monthly
$7,139/mo
Down payment
Interest rate
Loan termyr fixed

Unit & Building

Ownership
Co-op
Rooms
5
Floor
4 of 4
Laundry
Building Washer Dryer Install Allowed, In Unit
Built
1930
Stories
4
Total units
10
Elevators
None
Style
Walk Up
Fireplaces
1

Amenities

Building Roof Deck

Location

Map · parcels · transit

521 Dean Street

Brooklyn, NY 11217

ClosedOriginal ask $1,575,000
Nov 10, 2026 
$1,175,000
-25.4%
Under Contract 
Aug 20, 2026129 days on market
—
Price reducedPreviously $1,499,000
Jul 6, 2026 
$1,199,000
-20%
Back on market 
Apr 27, 2026 
—
Price increasedPreviously $1,399,000
Apr 13, 2026 
$1,499,000
+7.1%
Price increasedPreviously $1,299,000
Apr 13, 2026 
$1,399,000
+7.7%
Price reducedPreviously $1,575,000
Apr 13, 2026 
$1,299,000
-17.5%
ListedRLS20083462
Apr 13, 2026 
$1,575,000
$1,175,000

Neighborhood

Brooklyn

Prospect Heights

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Data Display by Harkov Lewis

Listing data last updated Nov 13, 2026, 3:22 PM EST

Listing information is deemed reliable but is not guaranteed accurate. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. It is provided for consumers' personal, non-commercial use.

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