New Development Opened in 2013

Last updated on Mar 20, 2026

Park Union,
910 Union Street

Park Union is a post-war condo building in Brooklyn's Park Slope completed in 2012 and converted in 2013. Located at 910 Union Street, it has 15 units across 6 stories. Currently, 1 apartment is for sale.

All Apartments For Sale (1) $1,689 Avg. price/ft²
Recent Sales (5) $1,460 Avg. price/ft²
All Units in Building (15)

Apt. 5B
Quick view: 21 photos

3 beds

2.5 baths

1,525 ft²

$1,689

$2,575,000

Mar 11, 2026

12 days

#5B: $2,575,000 - 3 beds

Apt. 1B

1 bed

1 bath

786 ft²

$930,000 -2.1%

$1,183

$950,000

Dec 10, 2025

Apt. 3B

3 beds

2.5 baths

1,535 ft²

$2,575,000 -2.8%

$1,678

$2,650,000

Aug 19, 2025

Apt. 1B

1 bed

1 bath

786 ft²

$865,000 -3.8%

$1,101

$899,000

Nov 15, 2023

Apt. 4A

3 beds

2.5 baths

1,515 ft²

$2,510,000 +0.6%

$1,657

$2,495,000

May 15, 2023

Apt. 7A

3 beds

2.5 baths

1,428 ft²

$2,400,000

$1,681

$2,450,000

May 16, 2022

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Overview of Park Union at 910 Union Street

Park Union is a post-war condominium building in Brooklyn's Park Slope neighborhood finished in 2012 and converted in 2013. Situated at 910 Union Street, between Prospect Park West and 8th Avenue, the building contains 15 units and rises 6 stories.

Doorman

None

Type

Condo

Year Built

2012

Converted: 2013

Apartments

15 (view all units)

Floors

Neighborhood

Park Slope (Brooklyn)

Min Down

20%

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at Flatbush Ave and Plaza Street East 0.18 miles

at Flatbush Ave and Park Pl 0.31 miles

Sales History

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Editorial Coverage

Central Park alternatives: Parkside listings with verdant views Monday, June 16, 2025

One United Nations Park

between East 39th Street & East 40th Street

Murray Hill

One United Nations Park is an unprecedented interplay of privacy and light—a balance that reflects the architecture’s bold exterior and luminous interiors.

1 beds starting at $1,350,000
3 beds starting at $6,150,000
4 beds starting at $4,870,000

Learn More

One United Nations Park - Exterior View - Building

One United Nations Park - Exterior/Interior View - Terrace and Living Room

One United Nations Park - Interior - Corner View - Living Room

One United Nations Park - Interior - Living Room - View of ESB

One United Nations Park - Interior View - Colorful Living Room

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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Park Union,910 Union Street

Overview of Park Union at 910 Union Street

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Park Union,
910 Union Street

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