Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
676 Union Street #TH
Active For Sale Multi Family

$6,850,000

$1,054 per sq ft

676 Union Street #TH

Park Slope, Brooklyn

MLS® #RLS20069098

RLS at REBNY

Listing by ENGEL & VOLKERS NEW YORK CITY

6

Bedrooms

5.5

Baths

6,500

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 6
Bathrooms 5 full, 1 half
Living Area 6,500 sq ft
Lot Size 2,000 sq ft
Year Built 1920
Ownership None
Property Taxes $14,004/yr
Neighborhood Park Slope

Property Highlights

  • Views: City, Park Greenbelt, Garden, Neighborhood
  • Exposure: North,South facing
  • Outdoor Space: Rooftop

Property Details

Type Multi Family
Ownership None
Total Rooms 12
Baths 4 Full, 1 Half
View City, Park Greenbelt, Garden, Neighborhood
Exposure North,South
Pets Yes
Year Built 1920
Living Area 6,500 sq ft
Structure Type None,Townhouse
Furnished Unfurnished
Basement Unfinished
Lot Size 2,000 sq ft
Parcel # 00955-0037
Block/Lot 00955/0037

Description

676 Union Street: A Rare Park Slope Sanctuary Welcome to 676 Union Street, a rare Park Slope sanctuary. This distinctive 25-foot-wide loft building is a true legacy, maintained for 40+ years and now offered to those who seek the extraordinary. Encompassing over 6,500 square feet, this residence seamlessly blends classic Brooklyn grandeur with the cosmopolitan allure of a Soho atelier. This expansive double duplex presents an exceptional opportunity, boasting six bedrooms and four and a half bathrooms. It's currently configured as two artfully designed duplex residences, each unfolding with a sense of refined elegance and featuring a graceful internal wood staircase. The structural integrity has been stripped to the original brick and reimagined with enduring quality in mind. This versatile architectural canvas also presents a rare opportunity for conversion into two grand condominiums or a singular, magnificent family estate. A ground-level art gallery and studio, complete with a kitchenette and powder room, offers a private entrance and a versatile space for creative pursuits. This unique artistic haven adds an exclusive dimension to an already exceptional property, making it perfect for artists and creatives looking to thrive in a dynamic environment. Distinguished Features: - Legacy Fireplaces: Each duplex boasts a wood-burning fireplace, a rare and coveted feature that invokes a sense of timeless warmth and sophistication. - Panoramic City Vistas: Ascend to the upper floors and discover breathtaking panoramic views that stretch across the cityscape. Soaring 10-foot ceilings on the fifth floor, complemented by two skylights, flood the space with an exceptional quality of natural light. - Exclusive Rooftop: A private rooftop offers an elevated sanctuary with sweeping city views, ideal for sophisticated entertaining or serene contemplation. - Mediterranean-Inspired Garden: A secluded, south-facing garden with Italian stone-tiled floors provides a private oasis of tranquility and European design. Poised in a truly exceptional position, this residence is an anchor in prime Brownstone Brooklyn's most storied locale. It's a place where history resonates from every tree-lined street and where diverse architectural styles form a backdrop for a life of curated charm. Residents are afforded more than just a home; they gain direct access to a vibrant cultural and culinary epicenter and enjoy seamless connectivity to the city's myriad offerings all within steps from your front door. 676 Union Street is more than a residence; it is a statement—a rare opportunity to acquire a piece of Park Slope's most distinguished real estate. It's an invitation to experience a lifestyle of refined comfort and artistic inspiration, offering the foundation to bring your most ambitious vision to life. Please note that all potential buyers are encouraged to verify the details of the property and neighborhood to ensure it meets their specific needs and preferences. This listing complies with all fair housing laws and regulations applicable in New York City and the state of New York. For more information or to schedule a viewing, please contact us at your earliest convenience. Discover the potential and charm of 676 Union Street, where your dream home awaits. NOTE: This is a legal 2 Family with a non-commercial art space on the ground floor.

Features & Amenities

Interior Features

In Unit Fireplace (2)

Exterior Features

Building Garden Garden Private Outdoor Space Over60 Sqft Private Yard Rooftop

Building Information

Total Units 2
Stories 5
Structure None,Townhouse

Financial Details

RE Taxes $14,004/yr ($1,167/mo)
Original Price $7,250,000
Previous Price $7,250,000

Park 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.

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Location

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676 Union Street #TH, Park Slope, Kings County

MLS® ID: RLS20069098
First Listed: 1/28/2026
On Market: 9/15/2025
Price Changed: 2/9/2026
Contract Date: 9/8/2025

Listing Courtesy of ENGEL & VOLKERS NEW YORK CITY - Joseph M Boivin

Listing Contact: (561) 906-9809

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.

RLS at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 2/16/2026 at 5:16 AM UTC

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