New York City  »  11211  »  Union Ave  »  251 Union Ave

251 Union Avenue, Brooklyn, NY 11211 - Property report

Also known as: 251 Union Ave

Property image for 251 Union Avenue, Brooklyn, NY 11211
static Mapbox map

Property type

Three Families (C0)

Year built

1899

Lot sq. ft.

1,500

Sale price

$820,000

General information

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Address
Primary address
251 Union Avenue
ZIP code
11211
Neighborhood
Williamsburg
Borough
Brooklyn
Block & lot
02439-0011

Owner

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Building
Property type
Three Families (C0)
Building sq. ft.
3,750
Building dimensions
25 ft x 50 ft
Buildings on lot
1
Stories
3
Year built
1899
Last altered
2008
Building material
Stone
Exterior wall
Brick/Masonary
Basement
4
Sales
Sale date
07/29/2005
Sale price
$820,000
Tax
Tax year
2026-2027
Property tax
$4,186
Tax class
Zoning & Use
Zoning
Residential units
3
Residential sq. ft.
Lot
Frontage(s)
Union Avenue (narrow)
Nearest wide street
Union Avenue
Distance to wide street
Lot dimensions
25 ft x 60 ft
Lot sq. ft.
1,500
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Current built area
3,750 sq. ft.
Buildable area

Area overview

Walk score
95 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
91 /100.  Biker's Paradise
School district
14
Community district
1
Closest police station
1.31 Miles
Closest fire station
0.64 Miles

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

Ownership information for 251 Union Avenue, Brooklyn, NY

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

Sales history for 251 Union Avenue, Brooklyn, NY 11211

Sale date Sale price Buyer name Seller name
07/29/2005 $820,000 XXXXXX, XXXX XXX XXXXX, XXXXX X XXX XXX, XXXXXX XXXXXXXX XXXXXXXXXXX XXXX. X/X XXXXXX XXXX, 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
02/03/2022 - R
01/27/2022 - D
Satisfaction of Mortgage
(2022013100049001)
XXXXX XXXXX X XXXXXX XXXXXX XXXXX XXXXXX XXXXXXXX XXXXXXXXXX XXX
02/03/2022 - R
01/26/2022 - D
Satisfaction of Mortgage
(2022013101352001)
XXXXX XXXXX X XXXX XXXXXX XXXXXX XXXXX XX XXXXX
01/24/2022 - R
01/04/2022 - D
Mortgage
(2022011700377001)
XXXXX XXXXX X XXXXXXXX XXXXXXXXXX XXXXXXXXXXXX XXXXXXX XXX
07/30/2019 - R
07/22/2019 - D
Assignment, Mortgage
(2019072600261001)
XXXXX XXXXX XXXX X X XXXXX XXXXXX XXXXXXXX XXXXXX X
08/25/2005 - R
07/29/2005 - D
Mortgage
(2005080900607003)
XXXXXX XXXX XXXX XXXXXXXX XXXXXXXXXXX (XXX)
08/25/2005 - R
07/29/2005 - D
Mortgage
(2005080900607002)
XXXXXX XXXX XXXXX XXXXX XXXX XX
08/25/2005 - R
07/29/2005 - D
Deed
(2005080900607001)
XXXXXXXX XXXXXXXXXXX XXXX XX XXXXXX XXXX XXX XXXXXX XXXX
01/04/2006 - R
06/24/2005 - D
Satisfaction of Mortgage
(2005110201119001)
XXXXXXXX XXXXXXXXXXX XXXX XXXXXXX XXXXXXX XXXXXXX
01/04/2006 - R
05/10/2005 - D
Satisfaction of Mortgage
(2005110201172001)
XXXXXXXX XXXXXXXXXXX XXXX XXXXXXXXX XXXXXXXXX XXXXXX XXX
06/03/2005 - R
05/10/2005 - D
Satisfaction of Mortgage
(2005051602161001)
XXXXXXXXX XXXXXXXXXX XXXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 251 Union Avenue, 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
$4,186
Municipal exemptions
Recent tax assessments
Market value
$3,082,000
Assessed value
$184,920

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 $2,661,000 $159,660 $19,906 19.843% $3,950 $3,950 +4.72%
2024/25 $2,102,000 $126,120 $18,779 20.085% $3,772 $3,772 0.00%
2023/24 $2,579,000 $154,740 $18,779 20.085% $3,772 $3,772 -0.35%
2022/23 $2,111,000 $126,660 $18,637 20.309% $3,785 $3,785 +7.83%
2021/22 $1,884,000 $113,040 $17,582 19.963% $3,510 $3,510 +0.55%
2020/21 $2,284,000 $137,040 $16,588 21.045% $3,491 $3,491 +5.39%
2019/20 $1,816,000 $108,960 $15,649 21.167% $3,312 $3,312 +1.19%
2018/19 $1,254,000 $75,240 $15,649 20.919% $3,274 $3,274 +3.40%
2017/18 $1,248,000 $74,880 $15,531 20.385% $3,166 $3,166 +8.09%
2016/17 $1,315,000 $78,900 $14,652 19.991% $2,929 $2,929 +8.37%

Permit information for 251 Union Avenue, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
04/14/2008 Alteration type 2
06/15/2007 Alteration type 1

*Most recent permits on record for this property.

More about New York City property records

HPD Violations

Violation ID Inspection date Class NOV issue date Status
05/06/2026 A
06/11/2025 A
04/12/2024 A

*Most recent HPD violations on record for this property.

Williamsburg residential market stats

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

Median sale price

$1,400,000

-6% Y-o-Y

Median price/sq. ft.

$1,450

4.9% Y-o-Y

Brooklyn median sale price

$998,800

3.4% Y-o-Y

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

Risk

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FEMA flood zones

Property location map
FEMA flood zones
X

Hurricane evacuation zones

Property location map
Hurricane evacuation zones
6

Subway & traffic

Closest station
Union Ave & Heyward St at NW Corner
Station lines
G
Distance (miles)
0.162

Access the detailed traffic volume map for 251 Union Avenue, Brooklyn, NY 11211 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. 319 Williamsburg Early Childhood Center NR Yes Public PK, K-1 102 0.21
P.S. 319 Williamsburg Early Childhood Center NR Yes Public PK, K-1 102 0.21
Brooklyn Arbor Elementary School 6 Yes Public PK, K-5 552 0.26
Brooklyn Arbor Elementary School 6 Yes Public PK, K-5 552 0.26
Bnos Chayil NR No Private PK-12 977 0.10
Bnos Chayil NR No Private PK-12 977 0.10
Talmud Torah Of Kasho NR No Private PK-11 366 0.13
Talmud Torah Of Kasho NR No Private PK-11 366 0.13
Bais Rochel School NR No Private 1-7 370 0.23
P.S. 250 George H Lindsey 3 No Public PK, K-5 284 0.29
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Bnos Chayil NR No Private PK-12 977 0.10
Talmud Torah Of Kasho NR No Private PK-11 366 0.13
Bais Rochel School NR No Private 1-7 370 0.23
Bais Rochel School NR No Private PK, K-12 4,198 0.24
Bnos Yakov School For Girls NR No Private PK, K-12 848 0.24
Juan Morel Campos Secondary School 2 No Public 6-12 454 0.31
Beginning with Children Charter II 7 No Charter K-9 597 0.31
Is 318 Eugeno Maria De Hostos 6 No Public 6-8 1,069 0.35
Lyons Community School 3 No Public 6-12 383 0.39
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Bnos Chayil NR No Private PK-12 977 0.10
Talmud Torah Of Kasho NR No Private PK-11 366 0.13
Bais Rochel School NR No Private PK, K-12 4,198 0.24
Bnos Yakov School For Girls NR No Private PK, K-12 848 0.24
Bnos Yaakov Educational Center NR No Private 1-12 700 0.24
El Puente Academy For Peace And Justice 1 No Public 9-12 174 0.29
Juan Morel Campos Secondary School 2 No Public 6-12 454 0.31
Williamsburg High School of Art and Technology (The) 6 No Public 9-12 408 0.39
Brooklyn Latin School 9 No Public 9-12 800 0.39
Lyons Community School 3 No Public 6-12 383 0.39

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

Frequently asked questions

What is the year built for 251 Union Avenue, Brooklyn, NY 11211?

The development at 251 Union Avenue, Brooklyn, NY 11211 was built in 1899.

What is the total square footage of 251 Union Avenue, Brooklyn, NY 11211?

251 Union Avenue, Brooklyn, NY 11211 has a total of 3,750 square feet.

When was 251 Union Avenue, Brooklyn, NY 11211 last sold and what was the sale price?

251 Union Avenue, Brooklyn, NY 11211 was last sold on 07/29/2005 for $820,000.

What is the assessed value of 251 Union Avenue, Brooklyn, NY 11211?

251 Union Avenue, Brooklyn, NY 11211 is currently assessed at $184,920.

What are the property taxes for 251 Union Avenue, Brooklyn, NY 11211?

The property taxes for 251 Union Avenue, Brooklyn, NY 11211 total $4,186.

How many residential units does this building have?

This building has 3 residential unit(s).

Disclaimer

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