Kings » 11211 » Keap St » 447 Keap St

447 Keap Street, Brooklyn, NY 11211 - Property report

Also known as: 447 Keap St

Property image for 447 Keap Street, Brooklyn, NY 11211

Property type

Primarily Five to Six Family with One Store or Office (S5)

Year built

1910

Lot sq. ft.

3,839

Sale price

$6,300,000

General information

Address

Primary address

447 Keap Street

Alternate address(es)

449 Keap St
449 Rear Keap St

ZIP code

11211

Neighborhood

Williamsburg

Borough

Brooklyn

Block & lot

02374-0023

Building

Property type

Primarily Five to Six Family with One Store or Office (S5)

Building sq. ft.

7,644

Building dimensions

40 ft x 45 ft

Buildings on lot

Stories

Year built

1910

Building material

Sales

Sale date

08/15/2025

Sale price

$6,300,000

Tax

Tax year

2026-2027

Property tax

$14,005

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

44.25 ft x 86.75 ft

Lot sq. ft.

3,839

Area overview

Walk score

99 /100. Walker's Paradise

Transit score

100 /100. Rider's Paradise

Bike score

91 /100. Biker's Paradise

School district

Community district

Closest police station

0.98 Miles

Closest fire station

0.42 Miles

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

Ownership

Ownership information for 447 Keap Street, 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 447 Keap Street, Brooklyn, NY 11211

Sale date	Sale price	Buyer name	Seller name
08/15/2025	$6,300,000	XXXXXXX XXXXXX XXX	XXX XXXX XXXXXX XXX
01/19/2015	$4,700,000	XXX XXXX XXXXXX XXX	XXXXXX XX XXXXXXX, XXXXX XXX XXXXXX XX XXXXXXX, XXXXXX XXX XXXXXX XXXXXX XXXXXXXX XXXXX

*Most recent sales on record for this property.

More about New York City property records.

Title documents

Date	Type	Party 1	Party 2
11/24/2025 - R 09/08/2025 - D	Termination of Assign of L&R (2025111900835002)	XXX XXXX XXXXXX XXX	XXX XXXX XXXXXX XXX
11/24/2025 - R 09/08/2025 - D	Satisfaction of Mortgage (2025111900835001)	XXX XXXX XXXXXX XXX	XXXXXX XXXXXX XXXXXXXXX XXXXXXX
09/04/2025 - R	UCC3 Termination (2025090300820001)	XXX XXXX XXXXXX XXX	XXXXXX XXXX
09/08/2025 - R 08/21/2025 - D	Termination of Assign of L&R (2025090300782001)	XXX XXXX XXXXXX XXX	XXXXXX XXXX
09/08/2025 - R 08/21/2025 - D	Satisfaction of Mortgage (2025090300716001)	XXX XXXX XXXXXX XXX	XXXXXX XXXX
08/29/2025 - R 08/15/2025 - D	Deed (2025082100178001)	XXX XXXX XXXXXX XXX	XXXXXXX XXXXXX XXX
05/16/2025 - R	Initial UCC1 (2025051500514001)	XXXX XXXX XXXX	XX XXXXXXXXX XXX
05/15/2025 - R	UCC3 Termination (2025051400187001)	X X XXXXXXXXX XXX	XXXXXX XXXXXXXXX XXXXXXXX XXX
03/02/2022 - R	Initial UCC1 (2022030100893001)	X X XXXXXXXXX XXX	XXXXXX XXXXXXXXX XXXXXXXX XXX
05/10/2021 - R	UCC3 Continuation (2021050400776001)	XXX XXXX XXXXXX XXX	XXXXXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 447 Keap 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

$14,005

Municipal exemptions

Recent tax assessments

Market value

$3,158,000

Assessed value

$1,421,100

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	$2,790,000	$1,255,500	$109,099	12.439%	$13,571	$13,571	+7.47%
2024/25	$2,617,000	$1,177,650	$101,018	12.5%	$12,627	$12,627	+7.98%
2023/24	$2,429,000	$1,093,050	$93,535	12.502%	$11,694	$11,694	+10.07%
2022/23	$2,387,000	$1,074,150	$86,607	12.267%	$10,624	$10,624	+0.27%
2021/22	$2,313,000	$1,040,850	$86,607	12.235%	$10,596	$10,596	+2.93%
2020/21	$2,544,000	$1,144,800	$83,922	12.267%	$10,295	$10,295	+6.22%
2019/20	$2,558,000	$1,151,100	$77,706	12.473%	$9,692	$9,692	+6.81%
2018/19	$2,264,000	$1,018,800	$71,950	12.612%	$9,074	$9,074	+7.09%
2017/18	$1,954,000	$879,300	$66,621	12.719%	$8,474	$8,474	-10.80%
2016/17	$1,852,000	$111,120	$47,520	19.991%	$9,500	$9,500	+16.22%

Permits

Permit information for 447 Keap Street, Brooklyn, NY

Filing date	Job type	Job status	Job description	Initial cost
02/26/2025	Alteration
12/13/2024	Alteration
10/17/2024	Alteration
09/23/2024	Alteration
09/23/2024	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
	06/01/1994	Ll6291-local law 62/91 - boilers
	08/16/1993	Ll6291-local law 62/91 - boilers
	06/01/1993	Ll6291-local law 62/91 - boilers

*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

Union Ave & Metropolitan Ave at NE Corner

Station lines

G-L

Distance (miles)

0.105

View subway map

Access the detailed traffic volume map for 447 Keap Street, Brooklyn, NY 11211 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 447 Keap Street, Brooklyn, NY

441 Keap St, Brooklyn 462 Keap St, Brooklyn 442 Rodney St, Brooklyn 56 Ainslie St, Brooklyn 443 Keap St, Brooklyn 129 Hope St, Brooklyn 76 Ainslie St, Brooklyn 457 Keap St, Brooklyn 438 Rodney St, Brooklyn 447 Union Ave, Brooklyn 385 Union Ave, Brooklyn 80 Ainslie St, Brooklyn 379 Union Ave, Brooklyn 453 Keap St, Brooklyn 66 Ainslie St, Brooklyn 451 Keap St, Brooklyn

Frequently asked questions

What is the year built for 447 Keap Street, Brooklyn, NY 11211?

The development at 447 Keap Street, Brooklyn, NY 11211 was built in 1910.

What is the market value of 447 Keap Street, Brooklyn, NY 11211?

The current market value of 447 Keap Street, Brooklyn, NY 11211 is $3,158,000.

What is the total square footage of 447 Keap Street, Brooklyn, NY 11211?

447 Keap Street, Brooklyn, NY 11211 has a total of 7,644 square feet.

What is the price per square foot for this property?

$824 per square foot is the price for 447 Keap Street, Brooklyn, NY 11211.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 1.

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.