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21 Prospect Park W, Brooklyn, NY 11215 Property Information

21 Prospect Park W, Brooklyn, NY 11215 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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21 Prospect Park W, Brooklyn, NY 11215 2
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Address

Primary address 21 Prospect Park W
Secondary address 22 Prospect Park W
Neighborhood Park Slope
Zip code 11215
Borough Brooklyn
Block & lot 01072-0037

Sales & Tax Overview for 21 Prospect Park W, Brooklyn

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Purchase date 06/20/2024
Purchase price $6,325,000
Tax class
Estimated property tax $39,028

Lot & Building Information for 21 Prospect Park W, Brooklyn

Lot sqft 2,160
Lot dimensions 24.92 ft x 90.33 ft
Building class Primarily One Family with One Store or Office (S1)
Building sqft 7,500
Building dimensions 24.92 ft x 80 ft
Buildings on lot 1
Stories 4
Year built 1901
Year last altered 2009
Construction type
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Zoning & Use for 21 Prospect Park W, Brooklyn

Zoning
Residential units (DOF) 1
Commercial units 1
Residential sqft
Office sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 6
Closest police station 0.67 Miles
Closest fire station 0.34 Miles

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 21 Prospect Park W, Brooklyn

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Floor area ratio (FAR) for 21 Prospect Park W, Brooklyn, NY 11215, including commercial and residential FAR, FAR as built and usable floor area.
Development maps such as planimetric, zoning, urban landscape, and HPD alternative enforcement program maps.
Violations for 21 Prospect Park W, Brooklyn, NY 11215, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

You will find all alternate addresses for the property in this section.

  • 22 Prospect Park W, Brooklyn, NY 11215

About 21 Prospect Park W, Brooklyn

How many sq. ft. does 21 Prospect Park W, Brooklyn, NY 11215 have & what is the price per sq. ft?

This Primarily One Family with One Store or Office (S1) located at 21 Prospect Park W, Brooklyn, NY 11215 has a total of 7,500 square feet and a current price per square foot of $843.

What is the year built & the current market value of 21 Prospect Park W, Brooklyn, NY 11215?

21 Prospect Park W, Brooklyn, NY 11215 was built in 1901 and has a current tax assessor's market value of $9,013,000.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information for 21 Prospect Park W, Brooklyn

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Property owner name for 21 Prospect Park W, Brooklyn, NY 11215
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Building contacts for 21 Prospect Park W, Brooklyn, NY 11215
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 21 Prospect Park W, Brooklyn

Create a free account to view the complete sales history for 21 Prospect Park W, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
06/20/2024 $6,325,000
05/23/2005 $3,600,000
       
       
       
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Title Documents for 21 Prospect Park W, Brooklyn

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
07/19/2024 - D
07/23/2024 - R
Satisfaction of Mortgage
(2024071900280001)
07/08/2024 - R Initial UCC1
(2024062600504001)
06/20/2024 - D
07/10/2024 - R
Agreement
(2024062100611002)
06/20/2024 - D
07/10/2024 - R
Deed
(2024062100611001)
06/18/2024 - D
07/10/2024 - R
Assignment of Leases and Rents
(2024062100611003)
12/21/2020 - D
01/13/2021 - R
Assignment, Mortgage
(2020112700201001)
09/29/2015 - D
10/30/2015 - R
Assignment, Mortgage
(2015092900293001)
07/01/2013 - D
07/18/2013 - R
Assignment, Mortgage
(2013070500816001)
01/09/2013 - D
01/18/2013 - R
Assignment, Mortgage
(2013010900722001)
05/05/2011 - D
06/01/2011 - R
Agreement
(2011051900942004)
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R: Recorded date
D: Document date

Property Taxes for 21 Prospect Park W, Brooklyn

Access detailed property tax data for 21 Prospect Park W, Brooklyn, NY 11215. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $37,126
Estimated property tax: $39,028
Tax assessor's market value: $9,013,000
Assessed value: $540,780

Assessment History for 21 Prospect Park W, Brooklyn

Here's the assessment & property tax history for 21 Prospect Park W, Brooklyn, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessed value Taxable Tax rate % Base tax Property tax Year over year change
2025/26 $9,013,000 $540,780 $187,100 19.843% $37,126 $37,126 +3.81%
2024/25 $8,393,000 $503,580 $178,070 20.085% $35,765 $35,765 0.00%
2023/24 $8,070,000 $484,200 $178,070 20.085% $35,765 $35,765 +2.19%
2022/23 $6,335,000 $380,100 $172,325 20.309% $34,997 $34,997 +6.96%
2021/22 $5,786,000 $347,160 $163,903 19.963% $32,720 $32,720 -0.28%

Permits for 21 Prospect Park W, Brooklyn

The complete history of permits filed for 21 Prospect Park W, Brooklyn, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Filing date Job type Job status Job description Initial cost
11/10/2024 Alteration
02/27/2019 Alteration
07/25/2006 Alteration type 2
04/10/2006 Alteration type 1
         
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Brooklyn Commercial Market Stats

Access a detailed real estate market overview of Brooklyn so you can assess current trends, property values, types of properties sold and transaction volume. View the median price per sqft in Brooklyn and compare it to other boroughs in New York City.

Median Price/Sqft Q1/2026
$426
-10.8% YoY
Median Price/Sqft Q4/2025
$493
11.7% YoY
Median Price/Sqft 2025
$492
6.6% YoY

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

Risk

FEMA flood zone(s): X (See more on map)

Transportation

Distance to Subway
Closest station Flatbush Ave & Plaza Street West at SW Corner
Station lines 2-3
Distance (miles) 0.27
View subway map
Bus Routes
Name Flatbush Av/Grand Army PZ
Line B41
Distance (miles) 0.167

Neighbors for 21 Prospect Park W, Brooklyn

Here are the neighbors for 21 Prospect Park W, Brooklyn, NY 11215.

Address Square feet Purchase date Purchase price
19 Prospect Park W, Brooklyn 4,845 09/06/1979
18 Prospect Park W, Brooklyn 8,435 07/26/2004 $3,750,000
878 Carroll St, Brooklyn 3,933 10/08/2015 $3,954,000
57 Montgomery Pl, Brooklyn 5,844 07/09/1990
55 Montgomery Pl, Brooklyn 6,035 01/27/1982
49 Montgomery Pl, Brooklyn 4,577 09/23/2022 $5,250,000
25 Prospect Park W, Brooklyn 5,424 10/21/2021
880 Carroll St, Brooklyn 3,901 11/26/2012 $3,400,000
27 Prospect Park W, Brooklyn 57,824 04/01/1970
51 Montgomery Pl, Brooklyn 4,577 03/30/2006
47 Montgomery Pl, Brooklyn 6,724 01/08/1998
888 Carroll St, Brooklyn 4,668 05/08/2017 $3,750,000
882 Carroll St, Brooklyn 4,892 01/07/2025 $8,750,000
20 Prospect Park W, Brooklyn 4,717 11/30/2021 $7,125,000
24 Prospect Park W, Brooklyn 5,304 01/16/2025
53 Montgomery Pl, Brooklyn 5,460 04/28/1983
876 Carroll St, Brooklyn 3,933 01/23/1986
59 Montgomery Pl, Brooklyn 6,142 11/18/1983
886 Carroll St, Brooklyn 5,142 11/20/2022
884 Carroll St, Brooklyn 4,501 12/18/2012
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