Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433

SOLD FOR $2,400,000

· Closed June 20, 2018

701 Union Street #Penthouse
Closed For Sale Condo

$2,400,000

$1,463 per sq ft

701 Union Street #Penthouse

Park Slope, Brooklyn

MLS® #RLS10098603

RLS at REBNY

Listing by The Corcoran Group

3

Bedrooms

2.5

Baths

1,641

Sq. Ft.

2015

Year Built

Quick Summary

Bedrooms 3
Bathrooms 2 full, 1 half
Living Area 1,641 sq ft
Year Built 2015
Ownership Condo
HOA/Common Charges $1,115.55/mo
Property Taxes $431.04/yr
Neighborhood Park Slope

Property Highlights

  • Exposure: North,South facing
  • Outdoor Space: Balcony, Rooftop
  • Climate Control: Other

Property Details

Type Condo
Ownership Condominium
Total Rooms 5
Baths 2 Full, 1 Half
Exposure North,South
Cooling Other
Pets Yes
Cross Street 5th Avenue & 4th Avenue
Year Built 2015 (New)
Living Area 1,641 sq ft

Listing History

Event Date Price Change
Listed Sep 27, 2016 $2,400,000 -
Currently Apr 28, 2026 $2,400,000 -

Description

Welcome to the Penthouse at 701 Union Street, Bklyn! Sleek and modern, this one-of-a-kind 3BR, 2.5BA duplex penthouse with three private outdoor spaces and city views offers a light-filled, airy retreat with impeccable style in a boutique, new construction condominium in the heart of Park Slope.

Bespoke details and thoughtful design define this spacious home. Light from floor-to-ceiling custom windows floods the open living, dining, and kitchen area on the first floor of the duplex. The kitchen pairs custom walnut cabinets and white Caesarstone countertops with stainless steel appliances, including a Subzero refrigerator, Wolf oven and cooktop with a Zephyr hood, Wolf microwave, and Miele dishwasher. Off the living room, a balconythe first of the units three private outdoor spacesoverlooks Union Street.

Floor-to-ceiling windows with views of the Barclays Center and downtown Brooklyn brighten the two sizable bedrooms on this floor. One of the bedrooms has its own balcony overlooking the courtyard. The attention to detail continues in the full bathroom, which features a custom walnut vanity, Zuma tub, and Kohler and Hansgrohe fixtures.

Upstairs, a stunning master bedroom offers a quiet, sunlit retreat, with floor-to-ceiling windows leading out to your own 289 sq ft private terrace with city views. The master bath pairs subtle blue-green tiles with a custom walnut vanity, and Kohler and Hansgrohe fixtures for the sink and shower.

701 Union Street is a newly constructed, 9-unit boutique elevator condominium in the heart of Park Slope. Filled with upscale finishes, clean design, and thoughtful layouts, each unit features outdoor space, washer & dryer, and A/C. Building amenities include a shared roof terrace, common rec room, bike storage, cellar storage, and virtual doorman.

Situated in Park Slope between Fourth and Fifth Avenue, 701 Union St. has access to all that the vibrant neighborhood has to offer, from Union Market, the Park Slope Food Co-op, charming boutiques, cafes and restaurants, along the Fifth and Seventh Avenue corridors. Four blocks to Grand Army Plaza and Prospect Park. Transportation is a half block away at the Union Street stop on the R train or walk to the Atlantic Avenue Hub which has more trains than Times Square plus the LIRR!

The complete offering terms are in an offering plan available from Sponsor. File No. CD-16-0039Sponsor 701 Union St LLC

Features & Amenities

Interior Features

Building Washer Dryer Install Allowed Common Area

Exterior Features

Balcony Building Roof Deck Balcony Rooftop

Building Information

Financial Details

Common Charges $1,115.55/mo
RE Taxes $431.04/yr ($36/mo)
Sale Price $2,400,000

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

113

Median Asking Price

$1.72M

Median $/Sqft

$1,376

Avg Days on Market

N/A

New This Week

14

Price Reduced

16%

Sold (30 Days)

24

Median Sale Price

$1.65M

Live data from RLS at REBNY • Updated 4/28/26, 1:15 PM EST

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Location

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701 Union Street #Penthouse, Park Slope, Kings County • Near 5th Avenue & 4th Avenue

Floor Plans

Floor Plan 1

Building Information

Official NYC property records for this building

2013
Year Built
13 years old
5
Floors
9
Residential Units
R6A
Zoning District
Condominiums

Tax & Assessment

Assessed Value: $1,925,100
Land Value: $83,249
Exemptions: $0

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

Lot Area: 2,375 SF
Building Area: 6,726 SF
Built FAR: 2.83
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 $1,115.55 per month. Confirm the exact amount with the listing broker before making an offer.

The current listed annual property tax is $431.04, or roughly $36 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 1,641 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 2015, making it approximately 11 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.

Pet policy requires confirmation with the listing broker.

At the current list price of $2,400,000 for 1,641 sq ft, the asking price per square foot is approximately $1,463. 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: RLS10098603
First Listed: 9/27/2016
Closed: 6/20/2018
Contract Date: 9/27/2016

Listing Courtesy of The Corcoran Group - Cheryl Nielsen-Saaf

Listing Contact: (917) 345-3778

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 4/28/2026 at 5:15 PM UTC

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