Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
925 Union Street #3-B
Closed For Sale Co-op

$625,000

925 Union Street #3-B

Park Slope, Brooklyn

Mildred, The

MLS® #RLS10691330

RLS at REBNY

Listing by Compass

1

Bedroom

1

Bath

N/A

Sq. Ft.

1929

Year Built

Quick Summary

Bedrooms 1
Bathrooms 1
Year Built 1929
Ownership Co-op
Maintenance $875/mo
Neighborhood Park Slope
Floor 3 of 6

Property Highlights

  • Style: Prewar architecture
  • Character: Pre-war building (1929)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 4
Baths 1 Full
Floor 3 of 6
Pets Yes
Cross Street 8th Avenue/Prospect Park West
Year Built 1929
Architectural Style Prewar
Block/Lot 1064/37

Listing History

Event Date Price Change
Listed Dec 12, 2014 $625,000 -
Currently Apr 25, 2026 $625,000 -

Description

Generously sized, renovated and stylish 1 bedroom, plus home office/nursery in Prime Park Slope. Located on the third floor of an elevator building this apartment features an open and spacious living room large enough for a couch, dining area with ample space to entertain. The kitchen underwent a tasteful and sophisticated renovation complete with Caesarstone countertops and stainless steel appliances. Adjacent to the kitchen is another room that could be used as a home office, dining or a nursery. This flexible space has a window and gets excellent light. The master bedroom features original built in cabinets and a walk-in closet. The ample proportions of the room easily allow for a king-sized bed. The bathroom also underwent a full renovation with floor to ceiling tile and a stylish design. Beautiful hardwood floors throughout. This pet-friendly coop offers laundry with smart phone functions, video intercom, live-in super, caged storage for rent and separate bike storage. Situated just minutes from Grand Army Plaza and Prospect Park along with subway lines 2/3, B/Q, R trains. Enjoy weekends at the Farmers Market, and nearby Brooklyn Museum, Library, Botanic Gardens, Barclays Center, BAM, as well as easy access to multiple grocery stores and shopping and dining. Guarantors and gifting allowed, and subletting is allowed with board approval.

Features & Amenities

Interior Features

Common Area

Building Information

Financial Details

Maintenance $875/mo
Sale Price $625,000

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.

Park Slope Live Market Data

View Neighborhood

Active Listings

110

Median Asking Price

$1.70M

Median $/Sqft

$1,376

Avg Days on Market

N/A

New This Week

15

Price Reduced

16%

Sold (30 Days)

23

Median Sale Price

$1.66M

Live data from RLS at REBNY • Updated 4/25/26, 8:21 AM EST

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Location

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925 Union Street #3-B, Park Slope, Kings County • Near 8th Avenue/Prospect Park West

Floor Plans

Floor Plan

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 $875 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 1929, making it approximately 97 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 mcoste@kwnyc.com. 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: RLS10691330
First Listed: 12/12/2014
Price Changed: 2/5/2021
Closed: 6/18/2021
Contract Date: 1/10/2021

Listing Courtesy of Compass - Amanda McAvena

Listing Contact: (614) 364-2123

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 4/25/2026 at 12:21 PM UTC

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