Kings » 11219 » 9th Ave » 4123 9th Ave

4123 9th Avenue, Brooklyn, NY 11219 - Property report

Also known as: 901-911 42nd St

Property image for 4123 9th Avenue, Brooklyn, NY 11219

Property type

Over Six Families without Stores (C1)

Year built

1916

Lot sq. ft.

9,500

General information

Address

Primary address

4123 9th Avenue

Alternate address(es)

4113-4123 9th Ave
901-911 42nd St

ZIP code

11219

Neighborhood

Borough Park

Borough

Brooklyn

Block & lot

05590-0001

Building

Property type

Over Six Families without Stores (C1)

Building sq. ft.

29,960

Building dimensions

90.17 ft x 95 ft

Buildings on lot

Stories

Year built

1916

Building material

Tax

Tax year

2026-2027

Property tax

$88,833

Tax class

Floor area ratio (FAR)

Commercial FAR

Residential FAR

Buildable area

Zoning & Use

Zoning

Qualified opportunity zone

Residential units

Residential sq. ft.

Office sq. ft.

Retail sq. ft.

Lot

Lot dimensions

100.17 ft x 95 ft

Lot sq. ft.

9,500

Area overview

Walk score

84 /100. Very Walkable

Transit score

82 /100. Excellent Transit

Bike score

72 /100. Very Bikeable

School district

Community district

Closest police station

0.95 Miles

Closest fire station

0.39 Miles

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

Ownership

Ownership information for 4123 9th Avenue, Brooklyn, NY

Unlock full ownership info — get contact details, including phone numbers and emails for owners and the real people behind LLCs.

Property owner name

Registered owner

Source

Deed

Owner contact information

Phone number

Owner address

Documents

Sales history for 4123 9th Avenue, Brooklyn, NY 11219

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date	Type	Party 1	Party 2
07/03/2018 - R	UCC3 Termination (2018062900787001)	XXXXXX XXXXXXX XXXX	XXXXXX XXXXX XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXX
06/11/2018 - R 05/21/2018 - D	Termination of Assign of L&R (2018052200958001)	XXXXXX XXXXXXX XXXX	XXXXXXXXX XXXXXXXXXX XXXXXXXX XXXXXXXXXX XXXXX XX
05/29/2018 - R 05/21/2018 - D	Satisfaction of Mortgage (2018052200881001)	XXXXXX XXXXXXX XXXX	XXXXXXXXX XXXXXXXXXX XXXXXXXX XXXXXXXXXX XXXXX XXX
05/29/2018 - R 05/09/2018 - D	Power of Attorney (2018052200933001)	XXXXX XXXXX XXXX X X	XXXXXXXX XXXXXXXXXX XXXXXXXX XXX
03/16/2018 - R	UCC3 Continuation (2018022701426001)	XXXXXX XXXXXXX XXXX	XXXXXX XXXXX XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXX
12/24/2012 - R	UCC3 Continuation (2012122100937001)	XXXXXX XXXXXXX XXXX	XXXXXX XXXXX XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXX
02/11/2008 - R 12/18/2007 - D	UCC3 Continuation (2007121800714001)	XXXXXX XXXXXXX XXXX	XXXXXX XXXXX XXXX XXXXXXXX XXXXXXXXXXX XX XXXXXX
08/01/2007 - R 06/21/2007 - D	UCC3 Assignment (2007070501554003)	XXXXXX XXXXXXX XXXX	XXXXXXXXXXXX XXXXXXXXX XXXX
08/01/2007 - R 06/21/2007 - D	Assignment of Assignment of Leases & Rents (2007070501554002)	XXXXXXXXX XXXX	XXXXX XXXXX XXXX XX
08/01/2007 - R 06/21/2007 - D	Assignment, Mortgage (2007070501554001)	XXXXXXXXX XXXX	XXXXX XXXXX XXXX XX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 4123 9th 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

$88,833

Municipal exemptions

Recent tax assessments

Market value

$1,806,000

Assessed value

$812,700

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	$1,951,000	$877,950	$700,560	12.439%	$87,143	$87,143	+16.57%
2024/25	$1,329,000	$598,050	$598,050	12.5%	$74,756	$74,756	+10.00%
2023/24	$1,208,000	$543,600	$543,600	12.502%	$67,961	$67,961	-24.98%
2022/23	$1,641,000	$738,450	$738,450	12.267%	$90,586	$90,586	-0.59%
2021/22	$1,655,000	$744,750	$744,750	12.235%	$91,120	$91,120	-3.87%
2020/21	$1,868,000	$840,600	$772,740	12.267%	$94,792	$94,792	+6.11%
2019/20	$1,833,000	$824,850	$716,220	12.473%	$89,334	$89,334	+7.43%
2018/19	$1,771,000	$796,950	$659,340	12.612%	$83,156	$83,156	+7.32%
2017/18	$1,710,000	$769,500	$609,210	12.719%	$77,485	$77,485	+9.32%
2016/17	$1,404,000	$631,800	$549,810	12.892%	$70,882	$70,882	+8.01%

Permits

Permit information for 4123 9th Avenue, Brooklyn, NY

Filing date	Job type	Job status	Job description	Initial cost
04/28/2021	Alteration
08/20/2020	Alteration

*Most recent permits on record for this property.

More about New York City property records

Violations

DOB Violations

Violation ID	Issue date	Type	Status
	08/02/2022	Bench-failure to benchmark none
	09/02/2020	Aeuhaz1-fail to certify class 1
	06/06/2020	C-construction

*Most recent DOB violations on record for this property.

Listings

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

FEMA flood zones

Hurricane evacuation zones

Subway & traffic

Closest station

9th Ave & New Utrecht Ave at NE Corner

Station lines

Distance (miles)

0.174

View subway map

Access the detailed traffic volume map for 4123 9th Avenue, Brooklyn, NY 11219 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

Nearby ZIP codes for 4123 9th Avenue, Brooklyn, NY

11201, New York City, NY 11203, New York City, NY 11204, New York City, NY 11209, New York City, NY 11210, New York City, NY 11214, New York City, NY 11215, New York City, NY 11217, New York City, NY 11218, New York City, NY 11220, New York City, NY 11223, New York City, NY 11224, 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 4123 9th Avenue, Brooklyn, NY 11219?

The development at 4123 9th Avenue, Brooklyn, NY 11219 was built in 1916.

What is the total square footage of 4123 9th Avenue, Brooklyn, NY 11219?

4123 9th Avenue, Brooklyn, NY 11219 has a total of 29,960 square feet.

What is the assessed value of 4123 9th Avenue, Brooklyn, NY 11219?

4123 9th Avenue, Brooklyn, NY 11219 is currently assessed at $812,700.

What are the property taxes for 4123 9th Avenue, Brooklyn, NY 11219?

The property taxes for 4123 9th Avenue, Brooklyn, NY 11219 total $88,833.

How many residential units does this building have?

This building has 38 residential unit(s).

Disclaimer

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

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.