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521 Dean Street 9Brooklyn, NY 11217

For Sale

$1,299,000

Smart Buyer Rebate $16,238

PRICE Reduction! Amazing Opportunity! 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 floor walkup gem offers an exceptional living experience in a Brooklyn brownstone boutique coop and oozes with Character! While your future home needs a bit of TLC, it is beautifully kept and offers five spacious rooms, including two bedrooms and two bathrooms, PLUS an additional guest room/den/home office showcasing the timeless elegance and charm of a bygone era. It also boasts great STORAGE space, high ceilings and expansive living spaces Upon entering, you're greeted by an inviting open walk-through layout with generous space for relaxation and entertaining. The main level boasts gleaming hardwood floors, a cozy wood-burning fireplace, and exposed bricks, adding both warmth and character to the expansive living area. The thoughtfully designed kitchen features stainless steel appliances including a dish-washer, sleek cabinetry, durable countertops, and is complemented by an in-unit Washer/Dryer, making everyday chores a breeze. Upstairs, the tranquil primary suite offers peaceful treetop views, ample floor-to-ceiling closets, and a private en-suite bath, providing a sanctuary within this bustling city. The second bedroom, bathed in natural light, offers built-in storage and spaciousness that allows for both privacy and versatility. This flexible space opens to your own private rooftop oasis. Your furry companions are welcome here (with board approval) This exquisite building's location is the cherry on top - conveniently situated on a tree-lined block, you'll have easy access to the bustling energy of the Barclays Center, the cultural offerings of the Brooklyn Academy of Music, Dean Playground, Downtown Brooklyn and the lush beauty of Prospect Park. With a variety of subway lines (2/3, B/D, N/Q/R, 4/5) and the LIRR nearby, the rest of New York City is at your fingertips for work or play. Imagine enjoying weekend shopping adventures. The diverse dining experiences, such as acclaimed dining like Olmsted, Sofreh, and Radio Bakery along the lively Vanderbilt Avenue restaurants are just moments from your doorstep. Don't miss out on this exceptional opportunity to own a piece of Prospect Heights charm. Schedule your showing today and step into a home that blends classic design with all modern conveniences - it's a delightful discovery waiting just for you!

Listed by Patrick Ben Hayoun

·

Douglas Elliman Real Estate

·

(917) 214-6888

Last updated June 15, 2026

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Source: REBNY #RLS20083462

RLS Data display by Prevu Real Estate LLC

Listing Facts

  • TypeCo-op
  • NeighborhoodProspect Heights
  • Bedrooms2
  • Bathrooms2
  • Days on Prevu63
  • HOA/Maint. Fees$1,198/month

Amenities

  • Private Outdoor Space

Location

Mortgage Calculator

Listing History

06/15/2026
Price Decreased
$1,299,000
05/27/2026
Price Decreased
$1,399,000
05/10/2026
Price Decreased
$1,499,000
04/27/2026
Status changed to Active
$1,575,000
04/25/2026
Status changed to Removed from Feed
$1,575,000
04/13/2026
Listed by Douglas Elliman Real Estate
$1,575,000

Estimated Closing Costs

Total
$22,490
Attorney Fees
$4,000
NYC Mansion Tax
$12,990
Bank Attorney
$1,500
Other Closing Costs
$4,000

Estimated closing costs are based on the list price of $1,299,000 and a 20% downpayment. These estimates are for indicative purposes only. Actual closing costs may vary for each transaction. See the Closing Costs Calculator for calculations specific to your situation.

Property Details for 521 Dean Street 9

Association

Amenities

  • Pets Allowed: Building Yes, No

Fees

  • Association Fee: $1,198.00 Monthly

Exterior

Construction

  • Number Of Units Total: 10
  • Stories Total: 4
  • Year Built: 1930
  • Entry Level: 4

Features

  • View: Park/Greenbelt

Interior

Features

  • Appliances: Washer Dryer Allowed
  • Fireplace: Yes
  • Fireplaces Total: 1

Measurements

  • Living Area Units: SquareFeet

Rooms

  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 2
  • Rooms Total: 5

Other

Location

  • City Region: Brooklyn
  • Subdivision Name: Prospect Heights
  • Tax Block: 01128
  • Tax Lot: 0076

Utilities

Equipment

  • Laundry Features: In Unit

Frequently Asked Questions

How many bedrooms and bathrooms does this co-op have?

There are 2 bedrooms and 2 bathrooms in this co-op at 521 Dean Street 9.

How does 521 Dean Street 9 compare to other co-ops in Prospect Heights?

This co-op is listed 39% above the average price for co-ops in Prospect Heights and has been on the market for 22 more days than the typical home in this area.

521 Dean Street 9 is a 2-bedroom, 2-bath co-op for sale in Brooklyn NY 11217. On Prevu for 63 days at $1,299,000. This includes a recent price decrease of $100,000. This property is located in Prospect Heights. The median listing price for co-ops in this area is $1,711,500. Property amenities include private outdoor space. Browse more co-op listings in Brooklyn.

RLS Data display by Prevu Real Estate LLC The Registrant acknowledges each other RLS Broker's ownership of, and the validity of their respective copyright in, the Exclusive Listings that are transmitted over the RLS. The information is being provided by RLS at REBNY Listing Service, Inc. Information deemed reliable but not guaranteed. Information is provided for consumers' personal, non-commercial use, and may not be used for any purpose other than the identification of potential properties for purchase. 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 RLS at REBNY Listing Service, Inc. All rights reserved. Based on information from the Real Estate Board of New York and/or other sources. This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity. 2026 The Real Estate Board of New York, Inc., All rights reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.