New York City  »  11231  »  Union St  »  373 Union St

373 Union Street, Brooklyn, NY 11231 - Property report

Also known as: 373 Union St

Property image for 373 Union Street, Brooklyn, NY 11231
static Mapbox map

Property type

Three Families (C0)

Year built

1910

Lot sq. ft.

1,260

General information

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Address
Primary address
373 Union Street
ZIP code
11231
Neighborhood
Carroll Gardens
Borough
Brooklyn
Block & lot
00429-0067

Owner

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Building
Property type
Three Families (C0)
Building sq. ft.
2,296
Building dimensions
14 ft x 45 ft
Buildings on lot
1
Stories
3
Year built
1910
Building material
Brick
Exterior wall
Brick/Masonary
Basement
4
Tax
Tax year
2026-2027
Property tax
$7,772
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
3
Residential sq. ft.
Commercial units
0
Office sq. ft.
Retail sq. ft.
Lot
Frontage(s)
Union Street (narrow)
Nearest wide street
Hoyt Street
Distance to wide street
Lot dimensions
14 ft x 90 ft
Lot sq. ft.
1,260

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
97 /100.  Biker's Paradise
School district
15
Community district
6
Closest police station
0.40 Miles
Closest fire station
0.65 Miles

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

Ownership

Ownership information for 373 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 373 Union Street, Brooklyn, NY 11231

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
02/23/2004 - R
09/12/2003 - D		 Agreement
(2003100601583002)		 XXXXXXX XXXXXX X XXXXXXXX XXXXX XXXX
02/23/2004 - R
09/12/2003 - D		 Mortgage
(2003100601583001)		 XXXXXXX XXXXXX X XXXXXXXX XXXXX XXXX
11/19/2001 - R Agreement
(3230007891723)		 XXXXXXX XXXXX XXXXXX XXXX XXXXX XXXXXXXXX XXXX
08/21/2001 - R Mortgage
(3110007783511)		 XXXXXXX XXXXX XXXXXX XXXX XXXXX XXXXXXXXX XXXX
08/21/2001 - R Power of Attorney
(3570007783357)		 XXXXXXX XXXXXX XXXXX XXXXXXX XXXXX XXXXXX XXXX
08/21/2001 - R Assignment, Mortgage
(3640007783364)		 XXXXXXXX XXXXXXXX XXX XXXXX XXXXXXXXX XXXX
11/16/2000 - R Mortgage
(3070007407907)		 XXXXXXX XXXXXX XXXXXXX XXXXXXXX XXXX
09/24/1999 - R Assignment, Mortgage
(3710006812671)		 XXXXXXX XXXXXXXX XXXX XXXXXXXX XXXXXXXX XXX
08/04/1999 - R Assignment, Mortgage
(3550006726155)		 XXXXXXX XXXXXXXX XXXX XXXXXXXX XXXXXXXX XXX
09/19/1997 - R Satisfaction of Mortgage
(3480005768248)		 XXXXXXX XXXXXX XXXXXX XXXXXXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 373 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
$7,772
Municipal exemptions
Recent tax assessments
Market value
$3,079,000
Assessed value
$184,740

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 $3,535,000 $212,100 $39,426 19.843% $8,105 $7,823 +4.27%
2024/25 $2,792,000 $167,520 $37,355 20.085% $7,772 $7,503 +0.16%
2023/24 $2,693,000 $161,580 $37,295 20.085% $7,772 $7,491 +0.32%
2022/23 $2,227,000 $133,620 $36,767 20.309% $7,764 $7,467 +7.98%
2021/22 $2,442,000 $146,520 $34,639 19.963% $7,202 $6,915 +0.71%
2020/21 $2,753,000 $165,180 $32,628 21.045% $7,163 $6,867 +5.17%
2019/20 $3,044,000 $182,640 $30,846 21.167% $6,826 $6,529 +1.38%
2018/19 $3,165,000 $189,900 $30,786 20.919% $6,746 $6,440 +3.97%
2017/18 $2,006,000 $120,360 $30,386 20.385% $6,494 $6,194 +8.66%
2016/17 $1,524,000 $91,440 $28,516 19.991% $6,010 $5,701 +8.84%
Permits

Permit information for 373 Union Street, Brooklyn, NY

No recently recorded permits for this property.

More about New York City property records

Violations

HPD Violations

No recently recorded violations for this property.

Neighborhood

Carroll Gardens, Columbia, RedHook residential market stats

Access a detailed real estate market overview of Carroll Gardens, Columbia, RedHook so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Carroll Gardens, Columbia, RedHook and compare it to other neighborhoods in Brooklyn.

Median sale price

—

Median price/sq. ft.

—

Brooklyn median sale price

$899,000

6% 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
6

Subway & traffic

Closest station
Smith St & President St at NE Corner
Station lines
F-G
Distance (miles)
0.078
View subway map

Access the detailed traffic volume map for 373 Union Street, Brooklyn, NY 11231 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

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 32 Samuels Mills Sprole 6 Yes Public PK, K-5 452 0.13
P.S. 32 Samuels Mills Sprole 6 Yes Public PK, K-5 452 0.13
P.S. 58 The Carroll 8 No Public PK, K-5 751 0.16
P.S. 58 The Carroll 8 No Public PK, K-5 751 0.16
Hannah Senesh Community Day School NR No Private K-8 231 0.19
Pache Montessori NR No Private PK-K 122 0.22
Pache Montessori NR No Private PK-K 122 0.22
Success Academy Cobble Hill 9 No Charter K-4 401 0.24
Brooklyn Heights Montessori School NR No Private PK-8 260 0.44
Brooklyn Heights Montessori School NR No Private PK-8 260 0.44
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Hannah Senesh Community Day School NR No Private K-8 231 0.19
School For International Studies 5 No Public 6-12 782 0.24
Mary McDowell Friends School NR No Private 6-10 290 0.40
Brooklyn Heights Montessori School NR No Private PK-8 260 0.44
International School of Brooklyn NR No Private PK, K-8 0 0.44
International School of Brooklyn NR No Private PK-8 369 0.44
Brooklyn Secondary School For Collaborative Studie 6 No Public 6-12 671 0.50
P.S. 372 The Children S School NR No Public PK, K-8 436 0.53
P.S. 369 Coy L Cox School NR No Public K-12 487 0.64
The Math And Science Exploratory School 7 No Public 6-8 522 0.69
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
New Dawn Charter High School 2 No Charter 9-12 233 0.17
School For International Studies 5 No Public 6-12 782 0.24
Digital Arts and Cinema Technology High School 8 No Public 9-12 331 0.24
Cobble Hill School of American Studies 1 No Public 9-12 316 0.26
Mary McDowell Friends School NR No Private 6-10 290 0.40
Brooklyn Secondary School For Collaborative Studie 6 No Public 6-12 671 0.50
Al-Madinah School NR No Private PK-12 790 0.55
Brooklyn Frontiers High School 3 No Public 9-12 145 0.61
P.S. 369 Coy L Cox School NR No Public K-12 487 0.64
Brooklyn High School of the Arts 5 No Public 9-12 927 0.69

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 373 Union Street, Brooklyn, NY

1348 Dekalb Ave, Brooklyn 778 Elton St, Brooklyn 355 5th Ave, Brooklyn 211 A 34th St, Brooklyn 456 Blake Ave, Brooklyn 43 Bogart St, Brooklyn 81 Garage Parkway CT, Brooklyn 1433 59th St, Brooklyn 52 Garden St, Brooklyn 2063 W 9th St, Brooklyn 260 Hamilton Ave, Brooklyn 2132 Troy Ave, Brooklyn 1410 Ralph Ave, Brooklyn 1517 10th Ave, Brooklyn 203 9th St, Brooklyn 241 Lynch St, Brooklyn 191 A Classon Ave, Brooklyn 96 Bay 50 St, Brooklyn 181 A Vernon Ave, Brooklyn 210 Marcus Garvey Blvd, Brooklyn

Nearby ZIP codes for 373 Union Street, Brooklyn, NY

10002, New York City, NY 10004, New York City, NY 10005, New York City, NY 10006, New York City, NY 10007, New York City, NY 10038, New York City, NY 10271, New York City, NY 10278, New York City, NY 10279, New York City, NY 10280, New York City, NY 10282, New York City, NY 11201, New York City, NY 11205, New York City, NY 11215, New York City, NY 11217, New York City, NY 11218, New York City, NY 11219, New York City, NY 11220, New York City, NY 11232, New York City, NY 11238, New York City, NY

Frequently asked questions

What is the year built for 373 Union Street, Brooklyn, NY 11231?

The development at 373 Union Street, Brooklyn, NY 11231 was built in 1910.

What is the total square footage of 373 Union Street, Brooklyn, NY 11231?

373 Union Street, Brooklyn, NY 11231 has a total of 2,296 square feet.

What is the assessed value of 373 Union Street, Brooklyn, NY 11231?

373 Union Street, Brooklyn, NY 11231 is currently assessed at $184,740.

What are the property taxes for 373 Union Street, Brooklyn, NY 11231?

The property taxes for 373 Union Street, Brooklyn, NY 11231 total $7,771.

How many residential units does this building have?

This building has 3 residential unit(s).

Disclaimer

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Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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