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601 Union Street, Brooklyn, NY 11215 - Property report

Also known as: 231-249 3rd Ave

Property image for 601 Union Street, Brooklyn, NY 11215
static Mapbox map

Property type

Zoned Commercial or Manhattan Residential (V1)

Lot sq. ft.

21,055

Sale price

$29,400,000

General information

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Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
601 Union Street
Alternate address(es)
231-249 3rd Ave
602-612 Sackett St
603-609 Union St
ZIP code
11215
Neighborhood
Gowanus
Borough
Brooklyn
Block & lot
00434-0001

Owner

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Building
Property type
Zoned Commercial or Manhattan Residential (V1)
Buildings on lot
1
Sales
Sale date
12/23/2024
Sale price
$29,400,000 - M
Tax
Tax year
2026-2027
Property tax
$20,552
Tax class
Zoning & Use
Zoning
Qualified opportunity zone
Lot
Lot dimensions
190 ft x 110.83 ft
Lot sq. ft.
21,055
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
94 /100.  Biker's Paradise
School district
13
Community district
6
Closest police station
0.56 Miles
Closest fire station
0.46 Miles

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 601 Union Street, Brooklyn, NY

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Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 601 Union Street, Brooklyn, NY 11215

Sale date Sale price Buyer name Seller name
12/23/2024 $29,400,000 XXXXX XXXXXX XXXXX XXX XXX XXXXX XXXXXX XXXXXX XXXX. XXX XXX XXXXX XXXXXX XXXXXX XXXXXXXXXX XXX.

*Most recent sale on record for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
04/16/2026 - D
04/16/2026 - R		 Zoning Lot Description
(2026041600479002)		 XXX XXXXX XXXXXX XXXXX XXX
04/16/2026 - R
04/15/2026 - D		 Certificate
(2026041600479001)		 XXXXXXXXXXX XXXXXXXX XXXXXXXX XXX
04/16/2026 - R
03/04/2026 - D		 Declaration
(2026041600479004)		 XXX XXXXX XXXXXX XXXXX XXX
04/16/2026 - R
03/04/2026 - D		 Declaration
(2026041600479003)		 XXX XXXXX XXXXXX XXXXX XXX
12/27/2024 - R
12/23/2024 - D		 Mortgage
(2024122600781003)		 XXXXX XXXXXX XXXXX XXX XXXX XXXXXXXX X X
12/27/2024 - R
12/23/2024 - D		 Deed
(2024122600781002)		 XXX XXXXX XXXXXX XXXXXX XXXX XXXXX XXXXXX XXXXX XXX
12/27/2024 - R
12/23/2024 - D		 Termination of Lease or Memo
(2024122600781001)		 XXX XXXXX XXXXXX XXXXXX XXXX XXXXX XXXXXX XXXXX XXX
11/02/2023 - R
10/16/2023 - D		 Memorandum of Contract
(2023103000609001)		 XXX XXXXX XXXXXX XXXXXX XXXX XXXXX XXXXXX XXXXX XXX
08/30/1989 - R Satisfaction of Mortgage
(3090001480509)		 XXXXXXX XXXXXXXX XXXXX XXXXX
08/30/1989 - R Deed
(3650001480365)		 XXXXXXX XXXXXXXX XXX XXXXX XXXXXX XXXX XX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 601 Union Street, Brooklyn, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$20,552
Municipal exemptions
Recent tax assessments
Market value
$421,000
Assessed value
$189,450

More about New York City Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Taxable amount Tax rate Base tax Property tax Y-o-Y change
2025/26 $3,158,000 $1,421,100 $1,186,290 10.848% $128,689 $128,689 +7.08%
2024/25 $3,167,000 $1,425,150 $1,116,720 10.762% $120,181 $120,181 +10.13%
2023/24 $2,699,000 $1,214,550 $1,030,320 10.592% $109,131 $109,131 +5.07%
2022/23 $2,319,000 $1,043,550 $975,600 10.646% $103,862 $103,862 +16.76%
2021/22 $1,838,000 $827,100 $827,100 10.755% $88,955 $88,955 -11.46%
2020/21 $2,385,000 $1,073,250 $939,510 10.694% $100,471 $100,471 +8.41%
2019/20 $2,207,000 $993,150 $879,570 10.537% $92,680 $92,680 +6.88%
2018/19 $2,091,000 $940,950 $824,760 10.514% $86,715 $86,715 +6.92%
2017/18 $1,946,000 $875,700 $771,402 10.514% $81,105 $81,105 +5.70%
2016/17 $1,810,000 $814,500 $725,681 10.574% $76,734 $76,734 +4.03%
Permits

Permit information for 601 Union Street, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
09/09/2026 New building
08/27/2026 Alteration
04/13/2026 New building
04/09/2026 New building
01/30/2026 Alteration

*Most recent permits on record for this property.

More about New York City property records

Violations

DOB Violations

Violation ID Issue date Type Status
11/14/2025 Lblvio-low pressure boiler boiler required
11/14/2025 Lblvio-low pressure boiler boiler required
11/14/2025 Lblvio-low pressure boiler boiler required

*Most recent DOB violations on record for this property.

Neighborhood

Brooklyn commercial market stats

Review a detailed real estate market overview of Brooklyn and assess current trends, property values, property types sold and transaction volumes. View the median price per square foot in Brooklyn and compare it to other New York City boroughs.

Q2 2026 median price/sq. ft.

$533

1.5% Y-o-Y

Q1 2026 median price/sq. ft.

$471

-8.9% Y-o-Y

2025 median price/sq. ft.

$523

5.2% Y-o-Y

Check out recently sold homes in Brooklyn and see how their prices compare.

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

Property location map
FEMA flood zones
X

Hurricane evacuation zones

Property location map
Hurricane evacuation zones
4

Subway & traffic

Closest station
4th Ave & Union St at SW Corner
Station lines
R
Distance (miles)
0.121
View subway map

Access the detailed traffic volume map for 601 Union Street, Brooklyn, NY 11215 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity. View daily traffic map

Neighbors for 601 Union Street, Brooklyn, NY

630 Sackett St, Brooklyn 557 Union St, Brooklyn 561 Union St, Brooklyn 204 4th Ave, Brooklyn 555 Union St, Brooklyn 567 Union St, Brooklyn 571 Union St, Brooklyn 638 Sackett St, Brooklyn 654 Sackett St, Brooklyn 573 Union St, Brooklyn 650 Sackett St, Brooklyn 643 Union St, Brooklyn 644 Sackett St, Brooklyn 565 Union St, Brooklyn 569 Union St, Brooklyn 625 Union St, Brooklyn 652 Sackett St, Brooklyn 645 Union St, Brooklyn 553 Union St, Brooklyn

Nearby ZIP codes for 601 Union Street, Brooklyn, NY

10004, New York City, NY 10005, New York City, NY 10038, New York City, NY 10271, New York City, NY 11201, New York City, NY 11204, New York City, NY 11205, New York City, NY 11213, New York City, NY 11216, New York City, NY 11217, New York City, NY 11218, New York City, NY 11219, New York City, NY 11220, New York City, NY 11225, New York City, NY 11226, New York City, NY 11228, New York City, NY 11230, New York City, NY 11231, New York City, NY 11232, New York City, NY 11238, New York City, NY

Frequently asked questions

What is the market value of 601 Union Street, Brooklyn, NY 11215?

The current market value of 601 Union Street, Brooklyn, NY 11215 is $421,000.

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