Kings  »  11221  »  Kosciuszko St  »  634 Kosciuszko St

634 Kosciuszko Street, Brooklyn, NY 11221 - Property report

Also known as: 634 Kosciuszko St

Property image for 634 Kosciuszko Street, Brooklyn, NY 11221
static Mapbox map

Property type

Over Six Families without Stores (C1)

Year built

1901

Lot sq. ft.

2,345

Sale price

$910,000

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
634 Kosciuszko Street
ZIP code
11221
Neighborhood
Bushwick
Borough
Brooklyn
Block & lot
03252-0013

Owner

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Building
Property type
Over Six Families without Stores (C1)
Building sq. ft.
5,451
Building dimensions
23.75 ft x 65.75 ft
Buildings on lot
1
Stories
4
Year built
1901
Last altered
2015
Building material
Sales
Sale date
04/07/2014
Sale price
$910,000
Tax
Tax year
2026-2027
Property tax
$20,558
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
7
Residential sq. ft.
Office sq. ft.
Retail sq. ft.
Lot
Lot dimensions
23.75 ft x 98.75 ft
Lot sq. ft.
2,345

Area overview

Walk score
95 /100.  Walker's Paradise
Transit score
97 /100.  Rider's Paradise
Bike score
84 /100.  Very Bikeable
School district
32
Community district
4
Closest police station
0.29 Miles
Closest fire station
0.32 Miles

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

Ownership

Ownership information for 634 Kosciuszko 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 634 Kosciuszko Street, Brooklyn, NY 11221

Sale date Sale price Buyer name Seller name
04/07/2014 $910,000 XXX XXXXXXXXXX XXX XXXXXX, XXXX XXX XXXXXX, XXXXX
07/16/2003 $351,000 XXXXXX, XXXX XXXXXX, XXXXXXX

*Most recent sales on record for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
09/05/2025 - R UCC3 Termination
(2025090400501001)		 XXX XXXXXXXXXX XXX X X XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXXX
08/22/2025 - R UCC3 Termination
(2025082100697001)		 XXX XXXXXXXXXX XXX XXXXXXX XXX XXXXXXXX XXXXXXXXXXX
09/05/2025 - R
08/21/2025 - D		 Agreement
(2025090400501004)		 XXXXXXXX XXXXX XXXX X X XXX XXXXXXXXXX XXX
09/05/2025 - R
08/21/2025 - D		 Mortgage
(2025090400501003)		 XXX XXXXXXXXXX XXX XXXXXXXX XXXXX XXXX X X
09/05/2025 - R
08/21/2025 - D		 Assignment, Mortgage
(2025090400501002)		 X X XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXXX XXXXXXXX XXXXX XXXX X X
04/08/2025 - R UCC3 Amendment
(2025040700597001)		 XXX XXXXXXXXXX XXX XXXXXXX XXX XXXXXXXX XXXXXXXXXXX
07/26/2022 - R UCC3 Continuation
(2022072500242001)		 XXX XXXXXXXXXX XXX XXXXXXX XXX XXXXXXXXXXX XXXXXXX XXX
07/03/2018 - R UCC3 Assignment
(2018062900168002)		 XXX XXXXXXXXXX XXX XXXXXXX XXXX XXXX XXXXXXXX XXXXXXXXXXX
07/03/2018 - R
06/26/2018 - D		 Assignment, Mortgage
(2018062900168001)		 XXXXXXX XXXX XXXX XXXXXXXX XXXXXXXXXXX X X XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXXX
12/29/2017 - R Initial UCC1
(2017122701168001)		 XXX XXXXXXXXXX XXX XXXXXXX XXXX XXXX XXXXXXXX XXXXXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 634 Kosciuszko 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
$20,558
Municipal exemptions
Recent tax assessments
Market value
$1,936,000
Assessed value
$871,200

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 $1,613,000 $725,850 $153,031 12.439% $19,036 $19,036 +7.47%
2024/25 $1,344,000 $604,800 $141,695 12.5% $17,712 $17,712 +7.98%
2023/24 $1,252,000 $563,400 $131,200 12.502% $16,403 $16,403 +1.92%
2022/23 $1,275,000 $573,750 $131,200 12.267% $16,094 $16,094 +3.47%
2021/22 $1,056,000 $475,200 $127,133 12.235% $15,555 $15,555 +7.72%
2020/21 $1,025,000 $461,250 $117,716 12.267% $14,440 $14,440 +6.22%
2019/20 $854,400 $384,480 $108,996 12.473% $13,595 $13,595 +6.81%
2018/19 $712,000 $320,400 $100,923 12.612% $12,728 $12,728 +281.57%
2017/18 $970,000 $58,200 $16,364 20.385% $3,336 $3,336 +7.05%
2016/17 $950,000 $57,000 $15,587 19.991% $3,116 $3,116 +20.85%
Permits

Permit information for 634 Kosciuszko Street, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
02/14/2017 Alteration type 1
12/02/2015 Alteration type 2
11/19/2015 Alteration type 2
07/02/2015 Alteration type 2
07/02/2015 Alteration type 2

*Most recent permits on record for this property.

More about New York City property records

Violations

DOB Violations

Violation ID Issue date Type Status
11/02/2016 Aeuhaz1-fail to certify class 1
07/02/2016 P-plumbing

*Most recent DOB violations on record for this property.

Neighborhood

Brooklyn commercial market stats

Review a detailed real estate market overview of Brooklyn and assess current trends, property values, property types sold and transaction volumes. View the median price per square foot in Brooklyn and compare it to other New York City boroughs.

Q2 2026 median price/sq. ft.

$533

1.5% Y-o-Y

Q1 2026 median price/sq. ft.

$471

-8.9% Y-o-Y

2025 median price/sq. ft.

$523

5.2% 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
Patchen Ave & Broadway at SW Corner
Station lines
J
Distance (miles)
0.04
View subway map

Access the detailed traffic volume map for 634 Kosciuszko Street, Brooklyn, NY 11221 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

Neighbors for 634 Kosciuszko Street, Brooklyn, NY

638 Kosciuszko St, Brooklyn 632 Kosciuszko St, Brooklyn 395 Stockholm St, Brooklyn 397 Stockholm St, Brooklyn 636 Kosciuszko St, Brooklyn 654 Kosciuszko St, Brooklyn 658 Kosciuszko St, Brooklyn 1157 Broadway, Brooklyn 648 Kosciuszko St, Brooklyn 1165 Broadway, Brooklyn 642 Kosciuszko St, Brooklyn 832 Bushwick Ave, Brooklyn 640 Kosciuszko St, Brooklyn 644 Kosciuszko St, Brooklyn 1710 Dekalb Ave, Brooklyn 646 Kosciuszko St, Brooklyn 630 Kosciuszko St, Brooklyn 1161 Broadway, Brooklyn

Nearby ZIP codes for 634 Kosciuszko Street, Brooklyn, NY

11101, New York City, NY 11104, New York City, NY 11203, New York City, NY 11205, New York City, NY 11206, New York City, NY 11207, New York City, NY 11211, New York City, NY 11212, New York City, NY 11213, New York City, NY 11216, New York City, NY 11217, New York City, NY 11222, New York City, NY 11225, New York City, NY 11226, New York City, NY 11233, New York City, NY 11237, New York City, NY 11238, New York City, NY 11378, New York City, NY 11379, New York City, NY 11385, New York City, NY

Frequently asked questions

What is the year built for 634 Kosciuszko Street, Brooklyn, NY 11221?

The development at 634 Kosciuszko Street, Brooklyn, NY 11221 was built in 1901.

What is the total square footage of 634 Kosciuszko Street, Brooklyn, NY 11221?

634 Kosciuszko Street, Brooklyn, NY 11221 has a total of 5,451 square feet.

When was 634 Kosciuszko Street, Brooklyn, NY 11221 last sold and what was the sale price?

634 Kosciuszko Street, Brooklyn, NY 11221 was last sold on 04/07/2014 for $910,000.

What is the assessed value of 634 Kosciuszko Street, Brooklyn, NY 11221?

634 Kosciuszko Street, Brooklyn, NY 11221 is currently assessed at $871,200.

What are the property taxes for 634 Kosciuszko Street, Brooklyn, NY 11221?

The property taxes for 634 Kosciuszko Street, Brooklyn, NY 11221 total $20,558.

How many residential units does this building have?

This building has 7 residential unit(s).

Disclaimer

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Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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