Kings  »  11215  »  12th St  »  521 12th St

521 12th Street, Brooklyn, NY 11215 - Property report

Also known as: 521 12th St

Property image for 521 12th Street, Brooklyn, NY 11215
static Mapbox map

Property type

Over Six Families without Stores (C1)

Year built

1920

Lot sq. ft.

3,944

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
521 12th Street
Alternate address(es)
521-523 12th St
523 12th St
ZIP code
11215
Neighborhood
Park Slope
Borough
Brooklyn
Block & lot
01097-0048

Owner

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Building
Property type
Over Six Families without Stores (C1)
Building sq. ft.
11,732
Building dimensions
35 ft x 87 ft
Buildings on lot
1
Stories
4
Year built
1920
Building material
Tax
Tax year
2026-2027
Property tax
$35,514
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
39.42 ft x 100 ft
Lot sq. ft.
3,944

Area overview

Walk score
93 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
88 /100.  Very Bikeable
School district
15
Community district
6
Closest police station
1.20 Miles
Closest fire station
0.19 Miles

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

Ownership

Ownership information for 521 12th 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 521 12th Street, Brooklyn, NY 11215

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
09/15/2021 - R UCC3 Continuation
(2021091500214001)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXXXXX XXXXXXXX XXXX
06/28/2011 - R Initial UCC1
(2011062101328001)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
07/05/2011 - R
06/15/2011 - D		 Agreement
(2011062101314002)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
07/05/2011 - R
06/15/2011 - D		 Mortgage
(2011062101314001)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
08/20/2002 - R Mortgage
(3480008816448)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXX XXXX XXXXXXXXX XXXX
08/20/2002 - R Agreement
(3170008817417)		 XXX XXXX XXXXXXXXX XXXX XXX XXXX XXXXXX XXXXXXXXXX XXX
04/20/1999 - R Mortgage
(3850006560085)		 XXXXXX XXXXXX XXXXXXX XXXX
04/20/1999 - R Agreement
(3600006560860)		 XXX XXXX XXXXXX XXXXXXXXXX XXX
02/18/1999 - R Initial UCC1
(3890006461589)		 XXX XXXX XXXXXX XXXXXXXXXX XXX XXXXXX XXXXXX XXXXXXX XXXX
10/06/1997 - R Initial UCC1
(3510005783051)		 XXXXXX XXXXXXX XXXXXXX XXXX XXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 521 12th 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
$35,514
Municipal exemptions
Recent tax assessments
Market value
$3,695,000
Assessed value
$1,662,750

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 $3,079,000 $1,385,550 $285,502 12.439% $35,514 $35,514 +6.66%
2024/25 $2,566,000 $1,154,700 $266,364 12.5% $33,296 $33,296 +7.97%
2023/24 $2,382,000 $1,071,900 $246,657 12.502% $30,837 $30,837 +10.06%
2022/23 $2,804,000 $1,261,800 $228,401 12.267% $28,018 $28,018 +4.27%
2021/22 $3,299,000 $1,484,550 $219,617 12.235% $26,870 $26,870 -0.26%
2020/21 $3,603,000 $1,621,350 $219,617 12.267% $26,940 $26,940 +5.41%
2019/20 $3,304,800 $1,487,160 $204,895 12.473% $25,557 $25,557 +6.80%
2018/19 $4,131,000 $1,858,950 $189,736 12.612% $23,930 $23,930 +7.08%
2017/18 $3,555,000 $1,599,750 $175,693 12.719% $22,346 $22,346 +2.60%
2016/17 $3,239,000 $1,457,550 $168,936 12.892% $21,779 $21,779 +0.07%
Permits

Permit information for 521 12th Street, Brooklyn, NY

No recently recorded permits for this property.

More about New York City property records

Violations

DOB Violations

Violation ID Issue date Type Status
03/01/2013 Lblvio-low pressure boiler
01/01/2009 Ll6291-local law 62/91 - boilers
08/16/2006 Landmk-landmark

*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
Prospect Park West & 14th St at SE Corner
Station lines
F
Distance (miles)
0.135
View subway map

Access the detailed traffic volume map for 521 12th Street, Brooklyn, NY 11215 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 521 12th Street, Brooklyn, NY

515 12th St, Brooklyn 501 12th St, Brooklyn 493 12th St, Brooklyn 618 11th St, Brooklyn 602 11th St, Brooklyn 513 12th St, Brooklyn 511 12th St, Brooklyn 606 11th St, Brooklyn 517 12th St, Brooklyn 499 12th St, Brooklyn 604 11th St, Brooklyn 503 12th St, Brooklyn 612 11th St, Brooklyn 636 11th St, Brooklyn 495 12th St, Brooklyn 519 12th St, Brooklyn 624 11th St, Brooklyn 610 11th St, Brooklyn 166 Prospect Park W, Brooklyn 608 11th St, Brooklyn

Nearby ZIP codes for 521 12th Street, Brooklyn, NY

10004, New York City, NY 10005, New York City, NY 10038, New York City, NY 10271, New York City, NY 11201, New York City, NY 11204, New York City, NY 11205, New York City, NY 11213, New York City, NY 11216, New York City, NY 11217, New York City, NY 11218, New York City, NY 11219, New York City, NY 11220, New York City, NY 11225, New York City, NY 11226, New York City, NY 11228, New York City, NY 11230, New York City, NY 11231, New York City, NY 11232, New York City, NY 11238, New York City, NY

Frequently asked questions

What is the year built for 521 12th Street, Brooklyn, NY 11215?

The development at 521 12th Street, Brooklyn, NY 11215 was built in 1920.

What is the total square footage of 521 12th Street, Brooklyn, NY 11215?

521 12th Street, Brooklyn, NY 11215 has a total of 11,732 square feet.

What is the assessed value of 521 12th Street, Brooklyn, NY 11215?

521 12th Street, Brooklyn, NY 11215 is currently assessed at $1,662,750.

What are the property taxes for 521 12th Street, Brooklyn, NY 11215?

The property taxes for 521 12th Street, Brooklyn, NY 11215 total $35,513.

How many residential units does this building have?

This building has 8 residential unit(s).

Disclaimer

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