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Presented by: Brown Harris Stevens - 100 Seventh Avenue Powered by Highrises

823 Union St, Brooklyn, NY 11215 listing image 1

For Sale

$2,995,000

823 Union St, Brooklyn, NY 11215

6Beds
4Baths
-SqFt

6Beds
4Baths
-SqFt

Property Type
Townhouse
Year Built
1901
On highrises
0 Days

Property Details

Two family, 3 story + cellar brownstone on 20 x 90 foot lot. Much original detail intact; plaster moldings, wood doors and window shutters. Garden level is a two bedroom, one bath unit with kitchen open to living room, and access to rear garden thru larger bedroom. Upper duplex has large living room with bay window, separate formal dining room and separate kitchen, powder room in hallway. Top floor has four bedrooms and two full baths; one ensuite to front bedroom. Metal deck off dining room on parlor floor. Rear garden. Large cellar contains gas boiler, water heater and meters.

Property Features

Bedrooms

Bedrooms: 6

Other Rooms

Total Rooms: 11

Bathrooms

Total Bathrooms: 3.50
Full Bathrooms: 3
1/2 Bathrooms: 1

Heating and Cooling

Cooling Features: No
Number of Fireplaces: 2

Exterior and Lot Features

Frontage Type: Depth Footage: 40.00, Front Footage: 20.0
Courtyard: No

Multi-Unit Info

Unit Features: Outdoor space: Garden, Garden

Other Property Info

Annual Tax Amount: 710.0
Source Listing Status: ACTIVE
Availability Date: 2025-11-18
Cross Street: 6 AVENUE and 7 AVENUE
Source Property Type: TOWNHOUSE
Area: Brooklyn
Property Subtype: townhouse
Source Neighborhood: Park Slope
Ownership Type: TOWNHOUSE
Property Subtype: TOWNHOUSE
Source System Name: C2C

Building and Construction

Year Built: 1901
Building Features: No Garage
Property Age: 124
Property Condition: Good
Levels or Stories: 2
Structure Type: TOWNHOUSE
House Style: 2FAM
Prewar: Yes
Elevator: Yes

Property History

Property Price

Date	Event	Price	Price/Sq Ft	Source
11/18/2025	Listed	$2,995,000	-	TerraHoldings
11/03/2017	Listing removed	$6,500	-	MyStateMLS
09/14/2017	Listing removed	$6,500	-	IdealProperties
09/06/2017	Price Changed for rent	$6,500	-	MyStateMLS
09/06/2017	Price Changed for rent	$6,500	-	IdealProperties
08/16/2017	Listed for rent	$6,800	-	IdealProperties
08/14/2017	Listed for rent	$6,800	-	MyStateMLS

Property Tax

Year	Taxes	Land	added to	Additions	equals	Total assessments
2024	$8,087	$38,460	+	$211,500	=	$249,960
2023	$7,714	$38,460	+	$181,980	=	$220,440
2022	$7,583	$38,460	+	$153,840	=	$192,300
2021	$7,922	$38,460	+	$137,940	=	$176,400
2020	$7,528	$38,460	+	$165,480	=	$203,940
2019	$7,019	$38,460	+	$158,820	=	$197,280
2018	$6,622	$4,936	+	$26,720	=	$31,656

Neighborhood

Environmental Risk

Nearby Home Values

Address	Estimate	Bed	Bath	Sq Ft	Lot (sq ft)
251 1st St Unit 1A	$1.7M	3	2	1414	1414
251 1st St Apt 4F	$1.7M	2	2	1143	1143
643 5th Ave Unit 4D	$949K	2	2	730	730
643 5th Ave Unit 3C	$553.8K	0	1	426	426
643 5th Ave Unit 3A	$776.1K	1	1	597	597
274 21st St Apt 1B	$1.2M	1	2	1322	1322

Presented by:
Jeffery L. Welch

This listing is presented by Brown Harris Stevens - 100 Seventh Avenue

Brokered by:
Brown Harris Stevens - 100 Seventh Avenue
(718) 230-5500

Broker Location:

Brooklyn

Data Source:

TerraHoldings

Source's Property ID:

10436145

Data Source Copyright:

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$2,995,000

823 Union St, Brooklyn, NY 11215