Kings  »  11221  »  Knickerbocker Ave  »  523 Knickerbocker Ave

523 Knickerbocker Avenue, Brooklyn, NY 11221 - Property report

Also known as: 523 Knickerbocker Ave

Property image for 523 Knickerbocker Avenue, Brooklyn, NY 11221
static Mapbox map

Property type

Over Six Families without Stores (C1)

Year built

1905

Lot sq. ft.

3,000

Sale price

$1,650,000

General information

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Address
Primary address
523 Knickerbocker Avenue
ZIP code
11221
Neighborhood
Bushwick
Borough
Brooklyn
Block & lot
03326-0008

Owner

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Building
Property type
Over Six Families without Stores (C1)
Building sq. ft.
9,000
Building dimensions
30 ft x 75 ft
Buildings on lot
1
Stories
4
Year built
1905
Building material
Sales
Sale date
08/11/2015
Sale price
$1,650,000
Tax
Tax year
2026-2027
Property tax
$12,683
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
8
Residential sq. ft.
Office sq. ft.
Retail sq. ft.
Lot
Lot dimensions
30 ft x 100 ft
Lot sq. ft.
3,000

Area overview

Walk score
98 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
92 /100.  Biker's Paradise
School district
32
Community district
4
Closest police station
0.07 Miles
Closest fire station
0.11 Miles

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

Ownership

Ownership information for 523 Knickerbocker Avenue, Brooklyn, NY

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

Sales history for 523 Knickerbocker Avenue, Brooklyn, NY 11221

Sale date Sale price Buyer name Seller name
08/11/2015 $1,650,000 XXX XXXXXX XXX XXX XXXXXXXX XXXXXXXXXX XXX
10/01/2010 $630,000 XXX XXXXXXXX XXXXXXXXXX, XXX XXXXX XXXXXX XXXX.
05/10/2004 $205,000 XXXXX XXXXXX XXXX. XXXXXXXX XXXXXX XXX

*Most recent sales on record for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
12/11/2025 - R Initial UCC1
(2025121000903001)		 XXX XXXXXX XXX XXXXXX XXXX
12/24/2025 - R
12/08/2025 - D		 Termination of Assign of L&R
(2025121900799005)		 XXX XXXX XX XX XXXX XXXXXXX XXX XXX XXXXXX XXX
12/24/2025 - R
12/08/2025 - D		 Assignment of Leases and Rents
(2025121900799004)		 XXX XXXXXX XXX XXXXXX XXXX
12/24/2025 - R
12/08/2025 - D		 Agreement
(2025121900799003)		 XXX XXXXXX XXX XXXXXX XXXX
12/24/2025 - R
12/08/2025 - D		 Mortgage
(2025121900799002)		 XXX XXXXXX XXX XXXXXX XXXX
12/24/2025 - R
12/08/2025 - D		 Assignment, Mortgage
(2025121900799001)		 XXX XXXX XX XX XXXX XXXXXXX XXX XXXXXX XXXX
11/08/2024 - R
12/20/2023 - D		 Asgn of Asgn of L&R
(2024091900069002)		 XXXXXXX XXXXXXX XXXXXXXXX XXXXXXXXXXX XXX XXXX XX XX XXXX XXXXXXX XXX
11/08/2024 - R
12/20/2023 - D		 Assignment, Mortgage
(2024091900069001)		 XXXXXXX XXXXXXX XXXXXXXXX XXXXXXXXXXX XXX XXXX XX XX XXXX XXXXXXX XXX
09/14/2015 - R UCC3 Termination
(2015091001194001)		 XXX XXXXXXXX XXXXXXXXXX XXX XXXXXXXX XXXXXXX XXXXXXXXXXX
02/01/2016 - R
08/26/2015 - D		 Satisfaction of Mortgage
(2015091001256001)		 XXX XXXXXXXX XXXXXXXXXX XXX XXXXXXXX XXXXXXX XXXXXXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 523 Knickerbocker Avenue, 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
$12,683
Municipal exemptions
Recent tax assessments
Market value
$1,502,000
Assessed value
$675,900

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 $1,370,000 $616,500 $98,764 12.439% $12,285 $12,285 +7.44%
2024/25 $1,712,400 $770,580 $91,480 12.5% $11,435 $11,435 +7.98%
2023/24 $1,427,000 $642,150 $84,704 12.502% $10,590 $10,590 +10.06%
2022/23 $1,189,000 $535,050 $78,433 12.267% $9,621 $9,621 +0.26%
2021/22 $951,000 $427,950 $78,433 12.235% $9,596 $9,596 +2.97%
2020/21 $1,042,000 $468,900 $75,972 12.267% $9,319 $9,319 +6.18%
2019/20 $1,100,000 $495,000 $70,369 12.473% $8,777 $8,777 +6.81%
2018/19 $1,375,000 $618,750 $65,157 12.612% $8,218 $8,218 +7.09%
2017/18 $1,299,000 $584,550 $60,333 12.719% $7,674 $7,674 -1.34%
2016/17 $1,039,000 $467,550 $60,333 12.892% $7,778 $7,778 +3.31%
Permits

Permit information for 523 Knickerbocker Avenue, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
07/07/2006 Alteration type 2

*Most recent permit on record for this property.

More about New York City property records

Violations

DOB Violations

Violation ID Issue date Type Status
02/24/2017 Lblvio-low pressure boiler
12/13/2011 Lblvio-low pressure boiler
12/31/2009 Lblvio-low pressure boiler

*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
Myrtle Ave & Greene Ave at NW Corner
Station lines
M
Distance (miles)
0.155
View subway map

Access the detailed traffic volume map for 523 Knickerbocker Avenue, 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 523 Knickerbocker Avenue, Brooklyn, NY

533 Knickerbocker Ave, Brooklyn 284 Grove St, Brooklyn 531 Knickerbocker Ave, Brooklyn 103 Linden St, Brooklyn 282 Grove St, Brooklyn 537 Knickerbocker Ave, Brooklyn 335 Central Ave, Brooklyn 294 Grove St, Brooklyn 286 Grove St, Brooklyn 278 Grove St, Brooklyn 107 Linden St, Brooklyn 541 Knickerbocker Ave, Brooklyn 519 Knickerbocker Ave, Brooklyn 280 Grove St, Brooklyn 288 Grove St, Brooklyn 290 Grove St, Brooklyn 292 Grove St, Brooklyn 330 Wilson Ave, Brooklyn

Nearby ZIP codes for 523 Knickerbocker Avenue, 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 523 Knickerbocker Avenue, Brooklyn, NY 11221?

The development at 523 Knickerbocker Avenue, Brooklyn, NY 11221 was built in 1905.

What is the total square footage of 523 Knickerbocker Avenue, Brooklyn, NY 11221?

523 Knickerbocker Avenue, Brooklyn, NY 11221 has a total of 9,000 square feet.

When was 523 Knickerbocker Avenue, Brooklyn, NY 11221 last sold and what was the sale price?

523 Knickerbocker Avenue, Brooklyn, NY 11221 was last sold on 08/11/2015 for $1,650,000.

What is the assessed value of 523 Knickerbocker Avenue, Brooklyn, NY 11221?

523 Knickerbocker Avenue, Brooklyn, NY 11221 is currently assessed at $675,900.

What are the property taxes for 523 Knickerbocker Avenue, Brooklyn, NY 11221?

The property taxes for 523 Knickerbocker Avenue, Brooklyn, NY 11221 total $12,683.

How many residential units does this building have?

This building has 8 residential unit(s).

Disclaimer

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