New York City  »  11210  »  E 21st St  »  866 E 21st St

866 East 21st Street, Brooklyn, NY 11210 - Property report

Also known as: 866 E 21st St

Property image for 866 East 21st Street, Brooklyn, NY 11210
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Property type

Two Stories Detached (Small or Moderate Size, with or without Attic) (A1)

Year built

1920

Lot sq. ft.

4,000

General information

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Address
Primary address
866 East 21st Street
Alternate address(es)
866 Garage E 21st St
ZIP code
11210
Neighborhood
Midwood
Borough
Brooklyn
Block & lot
07548-0055

Owner

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Building
Property type
Two Stories Detached (Small or Moderate Size, with or without Attic) (A1)
Building sq. ft.
1,680
Building dimensions
23 ft x 40 ft
Buildings on lot
2
Stories
2
Year built
1920
Building material
Frame
Exterior wall
Composition
Basement
4
Garage type
Detached, Frame Garage
Tax
Tax year
2026-2027
Property tax
$3,399
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
1
Residential sq. ft.
Commercial units
0
Office sq. ft.
Retail sq. ft.
Lot
Frontage(s)
East 21 Street (narrow)
Nearest wide street
Ocean Avenue
Distance to wide street
Lot dimensions
40 ft x 100 ft
Lot sq. ft.
4,000

Area overview

Walk score
76 /100.  Very Walkable
Transit score
100 /100.  Rider's Paradise
Bike score
75 /100.  Very Bikeable
School district
22
Community district
14
Closest police station
0.83 Miles
Closest fire station
0.42 Miles

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

Ownership

Ownership information for 866 East 21st 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 866 East 21st Street, Brooklyn, NY 11210

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
04/19/2007 - R
03/30/2007 - D		 Satisfaction of Mortgage
(2007041201558001)		 XXXXX XXXXXX XX XXXX XXXXXXXX XXXXXXXXXXX
05/10/2007 - R
03/16/2007 - D		 Assignment, Mortgage
(2007050300867001)		 XXXXXXXXXXXX XXXXXXXX XXXXXXXXXXX XXXXXXXXXXXX XXXX XXX
04/12/2007 - R
03/16/2007 - D		 Mortgage
(2007040301745001)		 XXXXX XXXXXXX XXXXXXXXXXXX XXXXXXXX XXXXXXXXXXX
12/14/2006 - R
12/20/2005 - D		 Assignment, Mortgage
(2006120700439001)		 XXX XXXXXXX XXXXXXXX XXXX XX XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXXX
10/03/2005 - R
09/16/2005 - D		 Satisfaction of Mortgage
(2005091601525001)		 XXXXX XXXXXX XXXXXXXXXXX XXXX XXXXX XXX
09/22/2005 - R
09/06/2005 - D		 Satisfaction of Mortgage
(2005090602147001)		 XXXXX XXXXXX XXXX XXXXXXXX XXXXXXX XXX
09/06/2005 - R
08/11/2005 - D		 Mortgage
(2005082601371001)		 XXXXX XXXX X XXX XXXXXXX XXXXXXXX XXXXXXXXXXX
08/23/2004 - R
07/27/2004 - D		 Mortgage
(2004081001633001)		 XXXXX XXXX X XXXX
03/28/2003 - R
12/19/2002 - D		 Agreement
(2003030600456002)		 XXXXX XXXX X XXXXXXXXXXX XXXX XXXXX XXX
03/28/2003 - R
12/19/2002 - D		 Mortgage
(2003030600456001)		 XXXXX XXXX X XXXXXXXXXXX XXXX XXXXX XXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 866 East 21st 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
$3,399
Municipal exemptions
Recent tax assessments
Market value
$1,279,000
Assessed value
$76,740

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 $1,049,000 $62,940 $17,016 19.843% $8,372 $3,376 +4.01%
2024/25 $1,234,000 $74,040 $16,163 20.085% $7,995 $3,246 -52.12%
2023/24 $1,197,000 $71,820 $33,755 20.085% $7,543 $6,780 +5.04%
2022/23 $1,105,000 $66,300 $31,782 20.309% $7,196 $6,455 +0.87%
2021/22 $1,125,000 $67,500 $32,052 19.963% $7,073 $6,399 -4.63%
2020/21 $1,364,000 $81,840 $31,881 21.045% $7,400 $6,709 -0.24%
2019/20 $1,508,000 $90,480 $31,772 21.167% $7,022 $6,725 +7.75%
2018/19 $1,179,000 $70,740 $29,836 20.919% $6,547 $6,241 +9.13%
2017/18 $929,000 $55,740 $28,057 20.385% $6,019 $5,719 +2.26%
2016/17 $885,000 $53,100 $27,977 19.991% $5,903 $5,593 +3.18%
Permits

Permit information for 866 East 21st Street, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
02/08/2000 Alteration type 1
08/09/1999 Alteration type 1
05/21/1999 Alteration type 1

*Most recent permits on record for this property.

More about New York City property records

Violations

HPD Violations

No recently recorded violations for this property.

Neighborhood

Flatbush residential market stats

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

Median sale price

$535,500

-6.9% Y-o-Y

Median price/sq. ft.

$524

-16.6% 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
6

Subway & traffic

Closest station
16th St & Avenue H at SW Corner
Station lines
B-Q
Distance (miles)
0.293
View subway map

Access the detailed traffic volume map for 866 East 21st Street, Brooklyn, NY 11210 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. 315 5 Yes Public PK, K-5 541 0.14
P.S. 315 5 Yes Public PK, K-5 541 0.14
School Of Science And Technology 4 Yes Public PK, K-5 490 0.15
School Of Science And Technology 4 Yes Public PK, K-5 490 0.15
Brooklyn Seventh-Day Adventist School NR No Private PK-8 102 0.08
Brooklyn Seventh-Day Adventist School NR No Private PK-8 102 0.08
Midwood Montessori School NR No Private PK-K 60 0.24
Midwood Montessori School NR No Private PK-K 60 0.24
Midwood Montessori NR No Private PK-K 60 0.24
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Brooklyn Seventh-Day Adventist School NR No Private PK-8 102 0.08
Our Lady of Refuge School NR No Private PK, K-8 0 0.26
Masores Bais Yaakov NR No Private PK-12 805 0.28
Hebrew Institute for the Deaf NR No Private 0 0.46
Yeshiva Rabbi Chaim Berlin NR No Private PK, K-8 0 0.49
Central Brooklyn Ascend Charter 8 No Charter K-8 778 0.62
Brooklyn Dreams Charter School 6 No Charter K-8 616 0.68
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Midwood High School 7 No Public 9-12 4,062 0.19
Masores Bais Yaakov NR No Private PK-12 805 0.28
Yeshiva Vyelipol NR No Private 9-12 98 0.37
Hebrew Institute for the Deaf NR No Private 0 0.46
Yeshivah Of Flatbush Joel Braverman High School NR No Private 9-12 631 0.49
Yeshivah Prep High School NR No Private 9-12 29 0.58
Urban Dove Charter School 1 No Charter 10-12 210 0.69

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

Neighbors for 866 East 21st Street, Brooklyn, NY

876 E 21st St, Brooklyn 1233 Ocean Ave, Brooklyn 1271 Ocean Ave, Brooklyn 896 E 21st St, Brooklyn 862 E 21st St, Brooklyn 1245 Ocean Ave, Brooklyn 916 E 21st St, Brooklyn 858 E 21st St, Brooklyn 1215 Ocean Ave, Brooklyn 1249 Ocean Ave, Brooklyn 880 E 21st St, Brooklyn 886 E 21st St, Brooklyn 2004 Glenwood Rd, Brooklyn 900 E 21st St, Brooklyn 910 E 21st St, Brooklyn 906 E 21st St, Brooklyn 1261 Ocean Ave, Brooklyn 870 E 21st St, Brooklyn 890 E 21st St, Brooklyn 2024 Glenwood Rd, Brooklyn

Nearby ZIP codes for 866 East 21st Street, Brooklyn, NY

11203, New York City, NY 11204, New York City, NY 11212, New York City, NY 11213, New York City, NY 11214, New York City, NY 11215, New York City, NY 11216, New York City, NY 11218, New York City, NY 11219, New York City, NY 11223, New York City, NY 11224, New York City, NY 11225, New York City, NY 11226, New York City, NY 11229, New York City, NY 11230, New York City, NY 11233, New York City, NY 11234, New York City, NY 11235, New York City, NY 11236, New York City, NY 11238, New York City, NY

Frequently asked questions

What is the year built for 866 East 21st Street, Brooklyn, NY 11210?

The development at 866 East 21st Street, Brooklyn, NY 11210 was built in 1920.

What is the total square footage of 866 East 21st Street, Brooklyn, NY 11210?

866 East 21st Street, Brooklyn, NY 11210 has a total of 1,680 square feet.

What is the assessed value of 866 East 21st Street, Brooklyn, NY 11210?

866 East 21st Street, Brooklyn, NY 11210 is currently assessed at $76,740.

What are the property taxes for 866 East 21st Street, Brooklyn, NY 11210?

The property taxes for 866 East 21st Street, Brooklyn, NY 11210 total $3,398.

How many residential units does this building have?

This building has 1 residential unit(s).

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