New York City  »  11215  »  Union St  »  809 Union St

809 Union Street, Brooklyn, NY 11215 - Property report

Also known as: 809 Union St

Property image for 809 Union Street, Brooklyn, NY 11215
static Mapbox map

Property type

Four Families (C3)

Year built

1930

Lot sq. ft.

1,800

General information

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Address
Primary address
809 Union Street
ZIP code
11215
Neighborhood
Park Slope
Borough
Brooklyn
Block & lot
00954-0068

Owner

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Building
Property type
Four Families (C3)
Building sq. ft.
4,880
Building dimensions
20 ft x 65 ft
Buildings on lot
1
Stories
4
Year built
1930
Building material
Stone
Exterior wall
None
Basement
N
Tax
Tax year
2026-2027
Property tax
$14,205
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
4
Residential sq. ft.
Commercial units
0
Office sq. ft.
Retail sq. ft.
Lot
Frontage(s)
Union Street (wide)
Distance to wide street
Lot dimensions
20 ft x 90 ft
Lot sq. ft.
1,800

Area overview

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

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

Ownership

Ownership information for 809 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 809 Union Street, Brooklyn, NY 11215

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
01/14/2000 - R Deed
(3950007005995)		 XXXX XXXXXX XXXXXXXX XXXXXXXX
06/25/1999 - R Satisfaction of Mortgage
(3420006682142)		 XXXXXXXXX XXXX XXX XXXXXXXX XXXXXXXX XXXXXXX XXX
05/13/1991 - R Assignment, Mortgage
(3580001614658)		 XXXXXXXX XXX XXXXXXXXXX XX XXXXXXX XXXX XXXXXXX
09/11/1989 - R Mortgage
(3030001482603)		 XXXXXXXXX XXXX XXX XXXXXXXX XXXX XXXX XXX
05/09/1989 - R
03/13/1989 - D		 Deed
(3240001452324)		 XX XXXXX XXXXXXXXX XXXXXXXXX XXXX XXX
05/11/1966 - R Assignment, Mortgage
(36630012800424)		 XXXXXXXX XXXXX X XXXXXX XXXXXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 809 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
$14,205
Municipal exemptions
Recent tax assessments
Market value
$3,481,000
Assessed value
$1,566,450

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 $2,975,000 $1,338,750 $106,042 12.439% $13,191 $13,191 -0.49%
2024/25 $2,859,000 $1,286,550 $106,042 12.5% $13,255 $13,255 +3.54%
2023/24 $2,430,000 $1,093,500 $102,401 12.502% $12,802 $12,802 +10.01%
2022/23 $2,308,000 $1,038,600 $94,869 12.267% $11,638 $11,638 +8.28%
2021/22 $2,541,000 $1,143,450 $87,846 12.235% $10,748 $10,748 +7.41%
2020/21 $2,474,000 $1,113,300 $81,571 12.267% $10,006 $10,006 -1.65%
2019/20 $2,061,600 $927,720 $81,571 12.473% $10,174 $10,174 +2.41%
2018/19 $1,718,000 $773,100 $78,770 12.612% $9,934 $9,934 +7.03%
2017/18 $1,479,000 $665,550 $72,976 12.719% $9,282 $9,282 +6.55%
2016/17 $1,347,000 $606,150 $67,574 12.892% $8,712 $8,712 +7.77%
Permits

Permit information for 809 Union Street, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
11/08/2021 Alteration
11/08/2021 Alteration

*Most recent permits on record for this property.

More about New York City property records

Violations

HPD Violations

Violation ID Inspection date Class NOV issue date Status
03/27/2023 A
11/09/2022 I
03/02/2022 I

*Most recent HPD violations on record for this property.

Neighborhood

Park Slope residential market stats

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

Median sale price

$1,619,646

12.4% Y-o-Y

Median price/sq. ft.

$1,514

6.4% Y-o-Y

Brooklyn median sale price

$899,000

6% 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
-

Subway & traffic

Closest station
Flatbush Ave & Park Pl at SW Corner
Station lines
B-Q
Distance (miles)
0.264
View subway map

Access the detailed traffic volume map for 809 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

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 282 Park Slope 5 Yes Public PK, K-5 496 0.09
P.S. 282 Park Slope 5 Yes Public PK, K-5 496 0.09
St Francis Xavier School NR No Private PK-8 175 0.07
St Francis Xavier School NR No Private PK-8 175 0.07
Berkeley Carroll Elementary School NR No Private PK-12 940 0.10
Berkeley Carroll Elementary School NR No Private PK-12 940 0.10
Berkeley Carroll School NR No Private PK-12 977 0.16
P.S. 77 NR No Public K-12 304 0.24
P.S. 321 William Penn 9 No Public K-5 1,216 0.26
P.S. 133 William A Butler 6 No Public PK, K-5 609 0.38
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
St Francis Xavier School NR No Private PK-8 175 0.07
Berkeley Carroll Elementary School NR No Private PK-12 940 0.10
Berkeley Carroll School NR No Private PK-12 977 0.16
P.S. 77 NR No Public K-12 304 0.24
Ms 266 Park Place Community Middle School 4 No Public 6-8 69 0.24
Park Slope Christian Academy NR No Private PK, K-8 37 0.33
Is 340 7 No Public 6-8 150 0.39
Park Slope Collegiate 4 No Public 6-12 577 0.43
Ms 51 William Alexander 7 No Public 6-8 1,026 0.45
P.S. 372 The Children S School NR No Public PK, K-8 436 0.45
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Berkeley Carroll Elementary School NR No Private PK-12 940 0.10
Berkeley Carroll School NR No Private PK-12 977 0.16
P.S. 77 NR No Public K-12 304 0.24
John Jay School for Law 3 No Public 9-12 461 0.43
Millennium Brooklyn High School 10 No Public 9-12 721 0.43
Park Slope Collegiate 4 No Public 6-12 577 0.43
Cyberarts Studio Academy 2 No Public 9-12 298 0.43
Poly Prep Lower School NR No Private 0 0.47
St Saviour High School NR No Private 9-12 400 0.58
Al-Madinah School NR No Private PK-12 790 0.60

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

Neighbors for 809 Union Street, Brooklyn, NY

811 Union St, Brooklyn 817 Union St, Brooklyn 827 Union St, Brooklyn 215 4th Ave, Brooklyn 638 Union St, Brooklyn 845 Union St, Brooklyn 815 Union St, Brooklyn 823 Union St, Brooklyn 805 Union St, Brooklyn 829 Union St, Brooklyn 807 Union St, Brooklyn 799 Union St, Brooklyn 801 Union St, Brooklyn 831 Union St, Brooklyn 803 Union St, Brooklyn 227 4th Ave, Brooklyn 640 Union St, Brooklyn 819 Union St, Brooklyn 821 Union St, Brooklyn 825 Union St, Brooklyn

Nearby ZIP codes for 809 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 year built for 809 Union Street, Brooklyn, NY 11215?

The development at 809 Union Street, Brooklyn, NY 11215 was built in 1930.

What is the total square footage of 809 Union Street, Brooklyn, NY 11215?

809 Union Street, Brooklyn, NY 11215 has a total of 4,880 square feet.

What is the assessed value of 809 Union Street, Brooklyn, NY 11215?

809 Union Street, Brooklyn, NY 11215 is currently assessed at $1,566,450.

What are the property taxes for 809 Union Street, Brooklyn, NY 11215?

The property taxes for 809 Union Street, Brooklyn, NY 11215 total $14,205.

How many residential units does this building have?

This building has 4 residential unit(s).

Disclaimer

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