Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
925 UNION Street #6A
Interested in this property?
Active For Sale Co-op

$675,000

925 UNION Street #6A

Park Slope, Brooklyn

MLS® #RLS20104370

RLS at REBNY

Listing by Douglas Elliman Real Estate

1

Bedroom

1

Bath

N/A

Sq. Ft.

1920

Year Built

Quick Summary

Bedrooms 1
Bathrooms 1
Year Built 1920
Ownership Co-op
Maintenance $1,165/mo
Neighborhood Park Slope
Floor 6 of 6

Property Highlights

  • Views: Other
  • Climate Control: Window Units
  • Character: Pre-war building (1920)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 3
Baths 1 Full
Floor 6 of 6
View Other
Cooling Window Units
Pets Yes
Year Built 1920
Structure Type HighRise
Basement Other
Block/Lot 01064/0037

Listing History

Event Date Price Change
Listed Jul 18, 2026 $675,000 -
Currently Jul 18, 2026 $675,000 -

Description

A rare Brooklyn opportunity awaits. This sun-drenched one-bedroom apartment, ideally located just half a block from Grand Army Plaza and Prospect Park, offers open sky views, generous proportions, and tremendous potential to create a residence uniquely your own. Preserve the charm of the eat-in galley kitchen or open it to the living space for a seamless, contemporary layout. A spacious foyer offers endless possibilities -- whether as a welcoming entry, home office, or additional storage space -- while a large walk-in closet adds even more flexibility. This residence is situated in a well-managed, pet-friendly co-op featuring a live-in superintendent, smartphone-accessible virtual doorman, convenient app-operated laundry room, and rentable bike spaces and storage units. Enjoy an unbeatable location just moments from Prospect Park, Grand Army Plaza Greenmarket, Brooklyn Botanic Garden, Brooklyn Museum, Barclays Center, acclaimed restaurants, vibrant shopping, and multiple subway lines, providing easy access to the best of Brooklyn and beyond. Bring your vision and contractor to transform this exceptional space into a residence that reflects your personal aesthetic and lifestyle. Please note: pied-a-terre ownership is not permitted. This is an estate sale.

Features & Amenities

Interior Features

Building In Basement

Exterior Features

None

Building Amenities

Bike Storage Elevators

Building Information

Building Data View Compliance & Permits
Total Units 52
Stories 6
Structure HighRise

Financial Details

Maintenance $1,165/mo

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.

Park Slope Live Market Data

View Neighborhood

Active Listings

89

Median Asking Price

$1.97M

Median $/Sqft

$1,464

Avg Days on Market

N/A

New This Week

3

Price Reduced

25%

Sold (30 Days)

44

Median Sale Price

$2.00M

Live data from RLS at REBNY • Updated 7/18/26, 2:38 AM EST

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Location

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925 UNION Street #6A, Park Slope, Kings County

Building Information

Official NYC property records for this building

1920
Year Built
106 years old
6
Floors
52
Residential Units
R8X
Zoning District
Elevator Apartments

Tax & Assessment

Assessed Value: $3,798,000
Land Value: $243,000
Exemptions: $33,730

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 9,000 SF
Building Area: 43,032 SF
Built FAR: 4.78
Allowed FAR: 6.02

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

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $1,165 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 1 bedroom and 1 full bathroom.

According to MLS records, the building was constructed in 1920, making it approximately 106 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.

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) 416-7433
MLS® ID: RLS20104370
First Listed: 7/18/2026
On Market: 7/18/2026
Price Changed: 7/18/2026
Contract Date: 7/18/2026

Listing Courtesy of Douglas Elliman Real Estate - JENNIFER L SCHWARTZ

Listing Contact: (914) 588-5867

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 at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 7/18/2026 at 6:38 AM UTC

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