New York City  »  11215  »  Prospect Ave SW  »  171 Prospect Ave SW

171 Prospect Ave SW, Brooklyn, NY 11215 Property Information

171 Prospect Ave SW, Brooklyn, NY 11215 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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171 Prospect Ave SW, Brooklyn, NY 11215 1
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Address

Primary address 171 Prospect Ave SW
Secondary address 171 Prospect Ave
Neighborhood Gowanus
Zip code 11215
Borough Brooklyn
Block & lot 01051-0045

Sales & Tax Overview for 171 Prospect Ave SW, Brooklyn

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Tax class

Lot & Building Information for 171 Prospect Ave SW, Brooklyn

Lot sq. ft. 1,257
Lot dimensions 20 ft x 62.83 ft
Property type Two Family Brick (B1)
Building sqft 1,800
Building dimensions 20 ft x 30 ft
Buildings on lot 1
Stories 2
Structure type Row
Building material Brick
Exterior wall Brick/masonry
Basement type Full
Year built 1899
Frontage Prospect Avenue (wide)
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Zoning & Use for 171 Prospect Ave SW, Brooklyn

Zoning
Residential units (DOF) 2
Residential sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 7
Closest police station 0.65 Miles
Closest fire station 0.50 Miles

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

Other Property Data for 171 Prospect Ave SW, Brooklyn

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Floor area ratio (FAR) for 171 Prospect Ave SW, 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 171 Prospect Ave SW, 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.

  • 171 Prospect Ave, Brooklyn, NY 11215

About 171 Prospect Ave SW, Brooklyn

What is the year built & the total sq. ft. for 171 Prospect Ave SW, Brooklyn, NY 11215?

171 Prospect Ave SW, Brooklyn, NY 11215 was built in 1899 and has a total of 1,800 square feet.

What is the assessed value of 171 Prospect Ave SW, Brooklyn, NY 11215 and the property tax paid?

Assessed at $91,860, the tax amount paid for 171 Prospect Ave SW, Brooklyn, NY 11215 is $4,840.

When was 171 Prospect Ave SW, Brooklyn, NY 11215 last sold?

171 Prospect Ave SW, Brooklyn, NY 11215 was last sold in 09/11/2003.

How many residential units does this building have?

This building has 2 residential unit(s).

Ownership Information for 171 Prospect Ave SW, Brooklyn

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Property owner name for 171 Prospect Ave SW, Brooklyn, NY 11215
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Building contacts for 171 Prospect Ave SW, Brooklyn, NY 11215
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Eliza Theiss, Jun 23, 2026 NYC Resale Gains & Losses: Every Borough Made Money in 2025, Except Manhattan
In 2025, NYC home-sellers mostly made money. But, in Manhattan, resales came with losses — and it was apartments and recent buyers that absorbed them.
Eliza Theiss, Jun 04, 2026 World Cup or Your Mortgage/Rent? Ticket Prices Rival Host City Housing Costs
World Cup ticket prices rival monthly housing expenses in the 11 U.S. host cities, with even the cheapest seats covering weeks or even months of rent or mortgage payments.
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Past Sales & Property History for 171 Prospect Ave SW, Brooklyn

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No recorded sales for this property.

Title Documents for 171 Prospect Ave SW, 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
03/17/2004 - R
09/11/2003 - D
Deed
(2004021000997001)
05/20/1985 - R Satisfaction of Mortgage
(3110001089111)
02/27/1984 - R Assignment, Mortgage
(3440001004644)
11/01/1982 - R Release of Estate Tax Lien
(3100000932610)
05/01/1970 - R Deed
(37030040800708)
02/27/1970 - R Mortgage
(37030039601171)
02/27/1970 - R Deed
(37030039601169)
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R: Recorded date
D: Document date

Property Taxes for 171 Prospect Ave SW, Brooklyn

Access detailed property tax data for 171 Prospect Ave SW, Brooklyn, NY 11215. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2026-2027
Property tax: $4,841
Tax assessor's market value: $1,531,000
Assessed value: $91,860
Exemptions granted by city:

Assessment History for 171 Prospect Ave SW, Brooklyn

Here's the assessment & property tax history for 171 Prospect Ave SW, 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 $1,758,000 $105,480 $24,054 19.843% $5,055 $4,773 +4.53%
2024/25 $1,652,000 $99,120 $22,734 20.085% $4,835 $4,566 +6.31%
2023/24 $1,460,000 $87,600 $21,384 20.085% $4,576 $4,295 +5.55%
2022/23 $1,600,000 $96,000 $20,037 20.309% $4,366 $4,069 +1.63%
2021/22 $1,755,000 $105,300 $20,057 19.963% $4,291 $4,004 -4.00%

Permits for 171 Prospect Ave SW, Brooklyn

The complete history of permits filed for 171 Prospect Ave SW, 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.

No recorded permits for this property.

Gowanus Residential Market Stats

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

Median Sale Price
$1,150,000
-10.5% YoY
Median Price/Sqft
$1,352
11.7% YoY
Brooklyn Median Sale Price
$885,000
2.5% YoY

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

Risk

FEMA flood zone(s): X (See more on map)
Hurricane evacuation zone: 5 (See more on map)

Transportation

Distance to Subway
Closest station 4th Ave & Prospect Ave at SE Corner
Station lines R
Distance (miles) 0.049
View subway map

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 295 7 Yes Public PK, K-5 242 0.41
P.S. 295 7 Yes Public PK, K-5 242 0.41
P.S. 124 Silas B Dutcher 3 No Public PK, K-5 329 0.17
P.S. 124 Silas B Dutcher 3 No Public PK, K-5 329 0.17
Avalon Childcare Fifth Avenue NR No Private K-1 83 0.19

Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Hellenic Classical Charter School 10 No Charter PK, K-8 483 0.22
Al-Noor School NR No Private PK-12 654 0.23
AL-Noor School NR No Private PK-12 630 0.23
New Voices School Of Academic And Creative Arts 9 No Public 6-8 530 0.41
St. Thomas Aquinas School NR No Private PK, K-8 0 0.43

Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Al-Noor School NR No Private PK-12 654 0.23
AL-Noor School NR No Private PK-12 630 0.23
Yeshiva Machzikel Hadas NR No Private 12 0 0.42
P.S. 53 NR No Public K-12 410 0.48
Al-Madinah School NR No Private PK-12 790 0.63

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 171 Prospect Ave SW, Brooklyn

Here are the neighbors for 171 Prospect Ave SW, Brooklyn, NY 11215.

Address Square feet Purchase date Purchase price
167 Prospect Ave, Brooklyn 1,800 09/27/1981
92 16th St, Brooklyn 983 09/26/1997
86 16th St, Brooklyn 2,680 09/18/2013 $1,200,000
157 Prospect Ave, Brooklyn 2,274 02/17/2016 $860,000
155 Prospect Ave, Brooklyn 1,628 06/24/2004
145 Prospect Ave, Brooklyn 3,940 04/12/2017 $2,350,000
94 16th St, Brooklyn 1,680 12/20/2001
88 16th St, Brooklyn 12,600 06/19/1991
165 Prospect Ave, Brooklyn 1,404 07/14/2003 $425,000
584 4th Ave, Brooklyn 47,125 06/03/2022 $5,794,986
574 4th Ave, Brooklyn 111,451 12/28/2021
100 16th St, Brooklyn 5,312 10/20/2017
159 Prospect Ave, Brooklyn 1,875 09/29/2025 $2,500,000
149 Prospect Ave, Brooklyn 1,700 03/08/2000
151 Prospect Ave, Brooklyn 3,426 05/20/2022
169 Prospect Ave, Brooklyn 1,800 12/09/2014 $998,400
153 Prospect Ave, Brooklyn 5,500 07/23/1998
173 Prospect Ave, Brooklyn 1,800 11/03/2015 $825,000
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