SOLD FOR $5,650,000
· Closed August 15, 2025
647 BALTIC Street
MLS® #RLS11028614
Listing by Serhant
5
Bedrooms
4.5
Baths
6,011
Sq. Ft.
N/A
Year Built
Quick Summary
Property Highlights
- Views: Other
- Outdoor Space: Terrace
- Fireplace: 1 fireplace
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Jan 13, 2025 | $6,750,000 | - |
| Price Reduced | Aug 15, 2025 | $6,395,000 | -5.3% |
| Currently | Apr 28, 2026 | $5,650,000 | -11.6% |
Description
Welcome to The Baltic House - A sprawling, modern townhouse in charming Park Slope, offering over 6,000 square feet of interior space and over 1,450 square feet of prime outdoor living spaces . This brand-new constructed, single-family house spans 7 levels, thoughtfully designed with meticulous attention to detail. With 5 bedrooms, 4 full baths, and 3 half baths, encompassing an extraordinary blend of contemporary luxury and urban sophistication, set against the backdrop of one of Brooklyn's most desirable neighborhoods, Park Slope .
Every aspect of this home has been expertly curated to create a harmonious living experience. Highlights include a private elevator, an indoor garage with an EV charging station, and multiple expansive rooftop terraces offering panoramic city views.
Pull straight into your private garage-an exclusive convenience rarely found in Brooklyn. This seamless access makes life easier, whether you're juggling pets, children, shopping bags, groceries, sports gear, luggage , and more. Upon entry, you're greeted by the stunning Brazilian solid wood front door, leading into the Great Room. Soaring 22-foot ceilings and a dramatic glass wall bathe the space in natural light, while custom white oak library shelves and a custom-cut marble gas fireplace add warmth and elegance. Designed by high-end kitchen firm, Leicht, the remarkable kitchen features sleek lacquered cabinetry, Evia marble backsplash, and top-of-the-line appliances, including an 8-burner Viking range, Sub-Zero refrigerator, and a luxury ROHL faucet. Wide-plank white oak heated floors , and integrated Sonos speakers enhance the ambiance. The floor is completed by an exquisite Arabescato Corchia marble stoned powder room.
Open double doors to the landscaped garden, where built-in seating and raised garden beds create the perfect space for indoor-outdoor living and entertaining .
The lower level is equipped to be an entertainment zone, with a full-floor home theater, equipped with a built-in Sonos sound system- for enjoying movie nights , hosting friends for big sports events - and an adjoining wine cellar, crafted in solid white oak, also includes a ventilated cigar room for wine and whiskey tastings.
Ascend the custom-built floating staircase to the second floor, which features a spacious den/reading room overlooking the Great Room. Towards the front, a sun-drenched formal living room invites comfort and relaxation. A powder room completes this level.
Take the stairs or elevator, to the third , fourth , and fifth floors, where you'll find spacious bedrooms, custom closets , en-suite baths , and stunning outdoor spaces with all views. Open central areas serve as a versatile den, play area, library, or office space . All bathrooms are appointed with custom walnut vanities, curated fixtures by Duravit and Brizo, handmade Zellige tiles, and handcrafted Allied Maker lighting. The primary bathroom features free-standing bathtub with opulent Calacatta marble mosaic floors in a herringbone pattern complemented by custom hand-cut marble countertops.
Finally, the top floor offers the rooftop, with 365-degree views, up above a majority of the neighborhood, come here for the views, watching thunderstorms rolling in, fresh morning air or nightcaps under a night sky , or al fresco dining.
Located in one of the most beloved neighborhoods in New York City, Park Slope is home to some of the best-in-class restaurants, cafes, and locally owned artisan and specialty sh ops. With just a short distance to the main strip of 5 th St, located in a burgeoning pocket of incredible homes, enjoy the quiet tree-lined block, have the best of if all at your doorstep.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Appliances
Building Information
Financial Details
About Park Slope
View All Park Slope ListingsPark Slope is a well-known Brooklyn neighborhood, recognized for its tree-lined streets and preserved brownstones. Bordering the western edge of Prospect Park, the neighborhood offers convenient access to green space. The real estate market features a mix of historic townhouses, cooperatives, and modern condominiums, within walking distance of the park.
Park Slope Live Market Data
View NeighborhoodActive Listings
110
Median Asking Price
$1.71M
Median $/Sqft
$1,377
Avg Days on Market
N/A
New This Week
12
Price Reduced
16%
Sold (30 Days)
21
Median Sale Price
$1.66M
Live data from RLS at REBNY • Updated 4/28/26, 10:06 AM EST
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Location
647 BALTIC Street, Park Slope, 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 annual property tax is $6,540, or roughly $545 per month. Verify the current assessment with your attorney before closing.
This property has 5 bedrooms and 4 full bathrooms and 3 half bathrooms.
The listed interior living area is 6,011 square feet. Verify dimensions independently during due diligence.
This listing is None
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $5,650,000 for 6,011 sq ft, the asking price per square foot is approximately $940. 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 Serhant - Mallory G Bogard
Listing Contact: (405) 317-5687
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 4/28/2026 at 2:06 PM UTC