701 Union Street: Apartments for Sale & Rent

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New Development Opened in 2017

Last updated on May 7, 2025

701 Union Street

This modern 5-story condominium building at 701 Union Street in Park Slope was built in 2017 and has 9 apartments. The building features a striking gray panel façade with corner balconies, large asymmetrical windows, and amenities including a roof deck and virtual doorman.

Recent Sales (10) $1,218 Avg. price/ft²
All Units in Building (9)

Apt. 1A

Studio

2 baths

811 ft²

$815,000

$1,005

Apr 8, 2025

Apt. 1A

Studio

2 baths

811 ft²

$636,406 -27.9%

$785

$900,000

Jul 15, 2020

Apt. PH

3 beds

2 baths

1,641 ft²

$2,421,501

$1,476

Jun 20, 2018

Apt. 1B

1 bed

1 bath

$916,425

May 18, 2018

Apt. 3A

1 bed

1 bath

628 ft²

$804,418

$1,281

Sep 29, 2017

Apt. 4B

1 bed

1 bath

603 ft²

$784,053

$1,300

$770,000

Aug 10, 2017

Apt. 2A

1 bed

1 bath

628 ft²

$794,235

$1,265

Jul 17, 2017

Apt. 2B

1 bed

1 bath

603 ft²

$763,688

$1,266

Jun 22, 2017

Apt. 3B

1 bed

1 bath

603 ft²

$773,870

$1,283

Jun 15, 2017

Apt. 4A

1 bed

1 bath

628 ft²

$814,599

$1,297

$799,999

Jun 14, 2017

View Full Sales History

Overview of 701 Union Street

701 Union Street is a new development condo with 9 apartments, located in Park Slope very close to the R subway line.

Amenities at this post war building include rooftop terrace, bike room, lounge and resident storage.

Doorman

None

Type

Condo

Year Built

2017

Apartments

9 (view all units)

Floors

Neighborhood

Park Slope (Brooklyn)

Min Down

20%

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Amenities

Post War
Resident Storage
Rooftop Terrace
Lounge
In-Unit Washer/Dryer
Bike Room
Terraces / Balconies
Virtual Doorman

Area Map StreetView

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at 4th Ave 0.09 miles

at Flatbush Ave 0.42 miles

at 4th Ave 0.48 miles

at 4th Ave and Pacific 0.48 miles

Sales History

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Sales Summary

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Editorial Coverage

Alternate Address

701 Union Street

1289 Lexington Avenue

at The Northeast corner of East 86th Street

Carnegie Hill

Refined Residences that Redefine life on Lexington Avenue.

2 beds starting at $3,600,000
3 beds starting at $5,100,000
4 beds starting at $6,295,000
5 beds starting at $8,250,000

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RLS IDX Data display by CityRealty.com, LLC. This 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. IDX information is provided exclusively for consumers’ personal, non-commercial use and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

All information furnished regarding property for sale, rental or financing is from sources deemed reliable, but no warranty or representation is made as to the accuracy thereof and same is submitted subject to errors, omissions, change of price, rental or other conditions, prior sale, lease or financing or withdrawal without notice. All dimensions are approximate. For exact dimensions, you must hire your own architect or engineer and for no listing shall the number of bedrooms listed be considered a legal conclusion.

All closed sales data has been provided by the New York City Department of Finance via the Automated City Register Information System (ACRIS). No warranty or representation is made as to the accuracy of any data provided by ACRIS or any other sources.

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An equal housing opportunity

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701 Union Street

Overview of 701 Union Street

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Amenities

Sales History

Sales Summary

Pricing Comparison of Similar Buildings

Editorial Coverage

Alternate Address

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