New York City  »  11217  »  Prospect Pl  »  21 Prospect Pl

21 Prospect Place, Brooklyn, NY 11217 - Property report

Also known as: 21 Prospect Pl

Property image for 21 Prospect Place, Brooklyn, NY 11217
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Property type

One Family Attached or Semi-Detached (A5)

Year built

2009

Lot sq. ft.

1,513

Sale price

$4,800,000

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
21 Prospect Place
ZIP code
11217
Neighborhood
Park Slope
Borough
Brooklyn
Block & lot
00935-0068

Owner

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Building
Property type
One Family Attached or Semi-Detached (A5)
Building sq. ft.
1,500
Building dimensions
18.75 ft x 40 ft
Buildings on lot
1
Stories
2
Year built
2009
Building material
Cinder Block
Exterior wall
Brick/Masonary
Sales
Sale date
06/07/2021
Sale price
$4,800,000 - M
Tax
Tax year
2026-2027
Property tax
$9,353
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)
Prospect Place (narrow)
Nearest wide street
5 Avenue
Distance to wide street
Lot dimensions
18.75 ft x 80.67 ft
Lot sq. ft.
1,513

Area overview

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

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

Ownership information for 21 Prospect Place, Brooklyn, NY

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

Sales history for 21 Prospect Place, Brooklyn, NY 11217

Sale date Sale price Buyer name Seller name
06/07/2021 $4,800,000 XXXXXXX, XXXX XXX XXXXXXX, XXXXXXX XXXXX, XXXXX XXX XXXXXXXX, XXXX

*Most recent sale on record for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
08/20/2021 - R
07/29/2021 - D
Mortgage
(2021081701679001)
XXXXXXX XXXX XXXXXXX XXXXX XXXX XXX
07/16/2021 - R
07/07/2021 - D
Satisfaction of Mortgage
(2021070901381001)
XXXXX XXXXX XXXXXXXX X X
06/16/2021 - R
06/07/2021 - D
Deed
(2021061000878001)
XXXXX XXXXX XXXXXXX XXXX
01/11/2021 - R
01/06/2021 - D
Landmark Designation
(2021010600542001)
XXX XXXXXXXXX XXXXXXXXXXXX XXXXXXXXXX
07/18/2019 - R
05/30/2019 - D
Agreement
(2019071800175002)
XXXXX XXXXX XXXXXXXX X X
07/18/2019 - R
05/30/2019 - D
Mortgage
(2019071800175001)
XXXXX XXXXX XXXXXXXX X X
02/06/2012 - R
01/19/2012 - D
Agreement
(2012012601132002)
XXXXX XXXXX XXXXXXXX X X
10/16/2008 - R
09/29/2008 - D
Agreement
(2008100601460002)
XXXXX XXXXX X XXXXXXXX XX
10/16/2008 - R
09/29/2008 - D
Mortgage
(2008100601460001)
XXXXX XXXXX XXXXXXXX XX
01/03/2005 - R
12/13/2004 - D
Mortgage
(2004122101884004)
XXXXXXXX XXXX XXXXXXXX XX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 21 Prospect Place, 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
$9,353
Municipal exemptions
Recent tax assessments
Market value
$2,249,000
Assessed value
$134,940

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 $2,582,000 $154,920 $44,470 19.843% $8,824 $8,824 -1.20%
2024/25 $2,166,000 $129,960 $44,470 20.085% $8,932 $8,932 +0.76%
2023/24 $1,987,000 $119,220 $44,136 20.085% $8,865 $8,865 +4.83%
2022/23 $1,776,000 $106,560 $41,638 20.309% $8,456 $8,456 +7.83%
2021/22 $1,371,000 $82,260 $39,281 19.963% $7,842 $7,842 +0.55%
2020/21 $1,146,000 $68,760 $37,058 21.045% $7,799 $7,799 +326.44%
2019/20 $144,000 $8,640 $8,640 21.167% $1,829 $1,829 +0.49%
2018/19 $145,000 $8,700 $8,700 20.919% $1,820 $1,820 -17.79%
2017/18 $181,000 $10,860 $10,860 20.385% $2,214 $2,214 +5.47%
2016/17 $175,000 $10,500 $10,500 19.991% $2,099 $2,099 +6.16%

Permit information for 21 Prospect Place, Brooklyn, NY

No recently recorded permits for this property.

More about New York City property records

HPD Violations

No recently recorded violations for this property.

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

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
-

Subway & traffic

Closest station
Flatbush Ave & Bergen St at SW Corner
Station lines
2-3
Distance (miles)
0.087

Access the detailed traffic volume map for 21 Prospect Place, Brooklyn, NY 11217 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 0.25
P.S. 282 Park Slope 5 Yes Public PK, K-5 496 0.25
Park Slope Christian Academy NR No Private PK, K-8 37 0.08
Park Slope Christian Academy NR No Private PK, K-8 37 0.08
P.S. 77 NR No Public K-12 304 0.11
P.S. 133 William A Butler 6 No Public PK, K-5 609 0.20
P.S. 133 William A Butler 6 No Public PK, K-5 609 0.20
Berkeley Carroll School NR No Private PK-12 977 0.35
Berkeley Carroll School NR No Private PK-12 977 0.35
St Francis Xavier School NR No Private PK-8 175 0.40
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Park Slope Christian Academy NR No Private PK, K-8 37 0.08
P.S. 77 NR No Public K-12 304 0.11
Ms 266 Park Place Community Middle School 4 No Public 6-8 69 0.11
The Math And Science Exploratory School 7 No Public 6-8 522 0.30
Berkeley Carroll School NR No Private PK-12 977 0.35
St Francis Xavier School NR No Private PK-8 175 0.40
Hensen Preparatory School NR No Private PK, K-8 0 0.41
Berkeley Carroll Elementary School NR No Private PK-12 940 0.43
P.S. 753 School For Career Development NR No Public 6-12 354 0.44
Is 340 7 No Public 6-8 150 0.46
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 77 NR No Public K-12 304 0.11
Brooklyn High School of the Arts 5 No Public 9-12 927 0.30
Berkeley Carroll School NR No Private PK-12 977 0.35
Khalil Gibran International Academy 2 No Public 9-12 134 0.43
Berkeley Carroll Elementary School NR No Private PK-12 940 0.43
P.S. 753 School For Career Development NR No Public 6-12 354 0.44
Brooklyn Technical High School 10 No Public 9-12 5,940 0.60
P.S. 369 Coy L Cox School NR No Public K-12 487 0.61
Bishop Loughlin Memorial High School NR No Private 9-12 621 0.62
Brooklyn Free School NR No Private PK-12 76 0.67

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

Frequently asked questions

What is the year built for 21 Prospect Place, Brooklyn, NY 11217?

The development at 21 Prospect Place, Brooklyn, NY 11217 was built in 2009.

What is the total square footage of 21 Prospect Place, Brooklyn, NY 11217?

21 Prospect Place, Brooklyn, NY 11217 has a total of 1,500 square feet.

When was 21 Prospect Place, Brooklyn, NY 11217 last sold and what was the sale price?

21 Prospect Place, Brooklyn, NY 11217 was last sold on 06/07/2021 for $4,800,000.

What is the assessed value of 21 Prospect Place, Brooklyn, NY 11217?

21 Prospect Place, Brooklyn, NY 11217 is currently assessed at $134,940.

What are the property taxes for 21 Prospect Place, Brooklyn, NY 11217?

The property taxes for 21 Prospect Place, Brooklyn, NY 11217 total $9,353.

How many residential units does this building have?

This building has 1 residential unit(s).

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