909 Union Street

Baths
4,760 Sq. Ft.
$524 / Sq. Ft.
4,760
Sq. Ft.
$524
per Sq. Ft.

Description

Magnificent Limestone Townhouse Great Investment and superb living. Beauty in prime North Park Slope. 4 story townhouse with English basement with oodles of space. This is the one you have been waiting for: live in the owners garden and parlour floor duplex and rent out the other 3 apartments and the front studio office. Make enough money to pay off a big chunk of your mortgage. If you normally can afford $1.5 Million, with the extra income this historic limestone townhouse brings in, you can afford...Magnificent Limestone Townhouse Great Investment and superb living. Beauty in prime North Park Slope. 4 story townhouse with English basement with oodles of space. This is the one you have been waiting for: live in the owners garden and parlour floor duplex and rent out the other 3 apartments and the front studio office. Make enough money to pay off a big chunk of your mortgage. If you normally can afford $1.5 Million, with the extra income this historic limestone townhouse brings in, you can afford a Million more! Needs some TLC, but has a lot of original details and fireplaces intact. Lovely garden with decking , easy to care for and a small deck off the kitchen with an enchanting kitchen garden in baskets.
  1. Listed by Charles L. Ruoff • Brown Harris Stevens
    cruoff@bhsusa.com
  2. Listed by Sarah Parsons • Brown Harris Stevens
    C: (718)-399-4133 sparsons@bhsusa.com

Amenities

  • Deck
  • Common Garden
  • Voice Intercom
  • Basement
  • Lowrise
LISTING UPDATED: 09/19/2019 02:51 AM

Property Details for 909 Union Street

StatusSold
MLS ID-
Days on Market31
Taxes$750 / month
Maintenance-
Min. Down Pymt100%
Total Rooms-
Compass TypeTownhouse
MLS TypeMixed Use
Year Built1920
Lot Size1,800 SF / 20' x 90'
CountyKings County

Building

909 Union St

6 Units4 StoriesBuilt in 1920
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Building Information for 909 Union Street

Stories4Year Built1920Building Size20' x 50'Building Sq. Ft4,000 SFLot Size1,800 SF / 20' x 90'Building AgePre-warBuilding TypeTownhouse

Payment Calculator

$750 per month

30 year fixed, 6.15% Interest

Principal and Interest

$0

Property Taxes

$750

Maintenance/Common Charges

$0

The Payment Calculator is for illustrative purposes only.

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Property History for 909 Union Street

DateEvent & SourcePriceAppreciationLink
Feb 10, 2026

Temporarily Off Market

RLS RESO #RLS20068978

$4,995,000
Jan 27, 2026

Listed (Active)

RLS RESO #RLS20068978

$4,995,000
Oct 17, 2022

Temporarily Off Market

RLS RESO #RLS10808702

$4,695,000
Sep 14, 2022

Listed (Active)

RLS RESO #RLS10808702

$4,695,000
Jul 1, 2022

Temporarily Off Market

RLS RESO #RLS10796314

$4,895,000
May 23, 2022

Listed (Active)

RLS RESO #RLS10796314

$4,895,000
Aug 6, 2007

Sold

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000
Aug 6, 2007

Sold (Public Record)

ACRIS #2007080701922001

$2,495,000
Jun 9, 2007

Contract Signed

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000
May 9, 2007

Listed (Active)

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000
DateEvent & SourcePrice
02/10/2026

Temporarily Off Market

RLS RESO #RLS20068978

$4,995,000
01/27/2026

Listed (Active)

RLS RESO #RLS20068978

$4,995,000
10/17/2022

Temporarily Off Market

RLS RESO #RLS10808702

$4,695,000
09/14/2022

Listed (Active)

RLS RESO #RLS10808702

$4,695,000
07/01/2022

Temporarily Off Market

RLS RESO #RLS10796314

$4,895,000
05/23/2022

Listed (Active)

RLS RESO #RLS10796314

$4,895,000
08/06/2007

Sold

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000
08/06/2007

Sold (Public Record)

ACRIS #2007080701922001

$2,495,000
06/09/2007

Contract Signed

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000
05/09/2007

Listed (Active)

RealPlus #45907c8a6eaa70873f51ca9f36369dd279c59c17

$2,495,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 909 Union Street

Taxable ValueLand-Additions-Total-
Home Facts
APN3010630049

Schools near 909 Union Street

This home is within New York City Geographic District #13.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - 6 to 8
Public - 9 to 12
Public - PK to 5
Rating
School
Distance
P.S. 282 Park Slope
PublicPK to 5

GOTHAM PROFESSIONAL ARTS ACADEMY
Public9 to 12

P.S. 133 William A Butler
PublicPK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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Listing Courtesy of Brown Harris Stevens

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. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS. Information Copyright 2026, OneKey® MLS. All data is deemed reliable but is not guaranteed accurate by Compass. See Terms of Service for additional restrictions. Compass · Tel: 212-913-9058 · New York, NY 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 information is not guaranteed, should be independently verified and may not reflect all real estate activity in the market. Offers of compensation set forth here are for other RLSParticipants only and may not reflect other agreements between a consumer and their broker.©2026 The Real Estate Board of New York, Inc., All rights reserved.