Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $2,170,000

· Closed February 19, 2020

910 UNION Street #5B
Closed For Sale Condo

$2,170,000

$1,414 per sq ft

910 UNION Street #5B

Park Slope, Brooklyn

PARK UNION

MLS® #RLS10591031

RLS at REBNY

Listing by The Corcoran Group

3

Bedrooms

2.5

Baths

1,535

Sq. Ft.

1924

Year Built

Quick Summary

Bedrooms 3
Bathrooms 3 full, 1 half
Living Area 1,535 sq ft
Year Built 1924
Ownership Condo
HOA/Common Charges $1,261/mo
Property Taxes $3,300/yr
Neighborhood Park Slope
Floor 5 of 7

Property Highlights

  • Exposure: East,West facing
  • Outdoor Space: Terrace
  • Style: Prewar architecture

Property Details

Type Condo
Ownership Condominium
Total Rooms 5
Baths 2 Full, 1 Half
Floor 5 of 7
Exposure East,West
Cooling Central Air
Pets Yes
Cross Street 8th Avenue & Prospect Park West
Year Built 1924
Living Area 1,535 sq ft
Architectural Style Prewar
Parcel # 01066-1211

Listing History

Event Date Price Change
Listed Sep 3, 2019 $2,195,000 -
Currently Apr 27, 2026 $2,170,000 -1.1%

Description

Price improvement!Come see 910 Union and FALL IN LOVE!Finally, a home to grow into!Apartment 5B meets the best of Historic Park Slope with the modern amenities appreciated by today's savvy homebuyers.With 3 real Bedrooms and 2.5 Baths, and 2 real private outdoor spaces, Apartment 5B is truly a home to grow into.Arrive on the 5th floor and enter your home's private foyer. Relax and remove your shoes, coats and packages before ever entering the front door.Your foyer has a deep, full size closet, and plenty of space to keep your stroller, luggage and more.Bright and welcoming, the open living, kitchen and dining rooms are only enhanced by the new floor to ceiling Arcadia & Universal double pane insulated windows with sound attenuating glass and Prospect Park Tree top views.The open kitchen is modern and finished with high-end appliances, glass backsplash and stone countertops along with shaker-style cabinetry, and a matching hutch provides additional storage. The kitchen also includes a movable marble-top island that can be utilized for back up, or tucked away under the counter seating when not in use. Just off the hallway is an enormous pantry with wine fridge and additional closet for linens. The king-sized master suite easily fits a complete bedroom set and is separated from the 2 other bedrooms.The master has a large a walk-in closet and an en-suite, spa-like bathroom complete with walk-in stone shower, oversized rain shower head and gorgeous marble tile. Access to the terrace is just off of the master creating a peaceful oasis.The back two bedrooms are quiet & bright with afternoon sunlight. Both have California and Elfa closets.This wing also houses a vented washer/dryer, brand new water heater and ample shelving to provide easy storage for all cleaning supplies. The apartment is also equipped with multi-zoned central heat/air, and is pre-wired for FIOS.Amenities at the Park Union include a bike room, a kid's playroom and fitness room. There is also a common rooftop terrace accessed directly from the elevator. It has been newly upgraded, and offers dramatic and endless views of Brooklyn and Manhattan. The original sweeping lobby staircase was restored during development, creating an impressive and very glamorous lobby. The building entryway has a side lift in place for strollers, deliveries and wheelchairs.910 Union Street has an attended lobby, an on-call super, and is professionally managed. There is also a virtual doorman for all-day deliveries. Monthlies are low, and there is a 15-year tax abatement in place through 2028!This ideal Park Slope location allows you to readily enjoy all that Brownstone Brooklyn has to offer. Prospect Park's grand entrance is right outside your door, as is the well-loved Saturday Farmer's market. The Brooklyn Library, Botanic Gardens, BAM, Barclay's Center, Park Slope Food Co-op and wide array of shopping and dining on 7th Avenue and 5th Avenue are all very easily accessible. Just a few blocks to express trains ~ 2, 3, 4, B, Q, and a short walk to P.S. 321.

Features & Amenities

Interior Features

Separate Formal Dining Room Entrance Foyer Eat In Kitchen Building Washer Dryer Install Allowed Common Area

Exterior Features

Building Roof Deck Terrace

Appliances

Dryer Washer

Building Information

Financial Details

Common Charges $1,261/mo
RE Taxes $3,300/yr ($275/mo)
Original Price $2,195,000
Sale Price $2,170,000

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

14

Price Reduced

16%

Sold (30 Days)

20

Median Sale Price

$1.66M

Live data from RLS at REBNY • Updated 4/26/26, 11:18 PM EST

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Location

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910 UNION Street #5B, Park Slope, Kings County • Near 8th Avenue & Prospect Park West

Floor Plans

Floor Plan

Building Information

Official NYC property records for this building

1931
Year Built
95 years old
7
Floors
15
Residential Units
R7B
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $3,329,104
Land Value: $157,501
Exemptions: $1,119,634

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

Lot Area: 5,697 SF
Building Area: 25,777 SF
Built FAR: 4.52
Allowed FAR: 3

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 common charges are $1,261 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $3,300, or roughly $275 per month. Verify the current assessment with your attorney before closing.

This property has 3 bedrooms and 2 full bathrooms and 1 half bathroom.

The listed interior living area is 1,535 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 1924, making it approximately 102 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 $2,170,000 for 1,535 sq ft, the asking price per square foot is approximately $1,414. 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 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: RLS10591031
First Listed: 9/3/2019
Closed: 2/19/2020
Contract Date: 9/3/2019

Listing Courtesy of The Corcoran Group - Sephrah Towbin

Listing Contact: (718) 637-3916

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 4/27/2026 at 3:18 AM UTC

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