SOLD FOR $2,990,000
· Closed December 30, 2025
684 DEAN Street #TH1
MLS® #RLS20056618
Listing by Douglas Elliman Real Estate
3
Bedrooms
2.5
Baths
1,796
Sq. Ft.
2025
Year Built
Quick Summary
Property Highlights
- Views: Other
- Climate Control: Central Air
- New Construction: Brand new building
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Oct 24, 2025 | $2,995,000 | - |
| Currently | May 9, 2026 | $2,990,000 | -0.2% |
Description
Simply put, the most optimally designed garden duplex to come to market in Prospect Heights. This expansive residence is located in a boutique new development and occupies the first and second floors of the building.
The first floor offers an open concept living and dining area with a beautifully designed private patio and backyard accessible directly off the living space. This area is fully enclosed with extra-high privacy fencing and offers a seamless transition from indoors to outdoors -ideal for entertaining, gardening, or simply relaxing in peace. A half bath and sizable under-stair closet add additional convenience.
The upstairs level is accessible through the gorgeous polished concrete steps or via elevator. At the top of the stairs is a landing area ideal for home office, play, or sitting area. The large primary bedroom features an en-suite bathroom and a massive walk in closet that wouldn't be out of place in a California home. This level also includes two well proportioned bedrooms and an additional full bathroom.
684 Dean is a boutique, 5 unit new development in trendy Prospect Heights, with easy access to the Farmer's Market at Grand Army Plaza, Prospect Park, and the Brooklyn Botanic Gardens. You're surrounded by great restaurants, bars, and shopping. The 2 & 3 trains at Grand Army Plaza and/or Eastern Pkwy-Brooklyn Museum, the Q & B at 7th Ave, and the C train at Clinton-Washington Ave provide seamless transportation to Manhattan and Brooklyn.
The monthly taxes are $2,484. Advertised taxes take into account a sponsor funded abatement of $45K prorated over 3 years.
This is not an offering. The complete offering terms are in an offering plan available from the sponsor. File No.CD21-0056.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Building Information
Financial Details
About Prospect Heights
View All Prospect Heights ListingsProspect Heights is a compact Brooklyn neighborhood anchored by the Brooklyn Public Library, Grand Army Plaza, Prospect Park, and the Brooklyn Museum. The real estate market features historic brownstones, pre-war cooperatives, and new developments like Pacific Park, with 2/3/B/Q/4 train service.
Prospect Heights Live Market Data
View NeighborhoodActive Listings
43
Median Asking Price
$1.50M
Median $/Sqft
$1,416
Avg Days on Market
N/A
New This Week
9
Price Reduced
7%
Sold (30 Days)
9
Median Sale Price
$1.58M
Live data from RLS at REBNY • Updated 5/9/26, 9:29 AM EST
Similar Listings in Prospect Heights
View All
Active
10 PLAZA Street #12H
Co-op • RLS #RLS20087644
Active
115 EASTERN Parkway #3H
Co-op • RLS #RLS20089628
Active
357 Prospect Place #1A
Condo • RLS #RLS20075567
Active
149 PROSPECT Place #2FL
Condo • RLS #RLS20087287
Active
149 PROSPECT Place #PARLOR
Condo • RLS #RLS20087291
Active
149 PROSPECT Place #3FL
Condo • RLS #RLS20087288
Browse More NYC Properties
In This Neighborhood
By Property Type
By Borough
Location
684 DEAN Street #TH1, Prospect Heights, Kings County
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)
Want help estimating ownership costs or understanding building compliance? Let's discuss
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.
Frequently Asked Questions
Common questions about this property
The current listed common charges are $1,480 per month. Confirm the exact amount with the listing broker before making an offer.
This property has 3 bedrooms and 2 full bathrooms and 1 half bathroom.
The listed interior living area is 1,796 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 2025, making it approximately 1 years old.
This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $2,990,000 for 1,796 sq ft, the asking price per square foot is approximately $1,665. This figure is for reference only and may differ from appraised or assessed values.
To schedule a private showing, contact Milton Coste at (917) 416-7433 or [email protected]. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.
Have a question not answered here?
(917) 416-7433Listing Courtesy of Douglas Elliman Real Estate - Aran P Scott
Listing Contact: (646) 479-8408
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing 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. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.
Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.
RLS Data display by Keller Williams NYC. Data last updated on 5/9/2026 at 1:29 PM UTC