New York City » 11238 » Classon Ave » 644 Classon Ave

644 Classon Avenue, Brooklyn, NY 11238 - Property report

Also known as: 644 Classon Ave

Property image for 644 Classon Avenue, Brooklyn, NY 11238

Property type

Two Family Brick (B1)

Year built

1920

Lot sq. ft.

1,958

Sale price

$5,942,670

General information

Address

Primary address

644 Classon Avenue

ZIP code

11238

Neighborhood

Prospect Heights

Borough

Brooklyn

Block & lot

01141-0049

Building

Property type

Two Family Brick (B1)

Building sq. ft.

1,824

Building dimensions

19.58 ft x 40 ft

Buildings on lot

Stories

Year built

1920

Building material

Brick

Exterior wall

Brick/Masonary

Basement

Sales

Sale date

06/18/2014

Sale price

$5,942,670 - M

Tax

Tax year

2026-2027

Tax class

Floor area ratio (FAR)

Commercial FAR

Residential FAR

Buildable area

Zoning & Use

Zoning

Qualified opportunity zone

Residential units

Residential sq. ft.

Commercial units

Office sq. ft.

Retail sq. ft.

Lot

Frontage(s)

Classon Avenue (narrow)

Nearest wide street

St Marks Avenue

Distance to wide street

Lot dimensions

19.58 ft x 100 ft

Lot sq. ft.

1,958

Area overview

Walk score

96 /100. Walker's Paradise

Transit score

100 /100. Rider's Paradise

Bike score

95 /100. Biker's Paradise

School district

Community district

Closest police station

0.79 Miles

Closest fire station

0.31 Miles

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

Ownership

Ownership information for 644 Classon 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 644 Classon Avenue, Brooklyn, NY 11238

Sale date	Sale price	Buyer name	Seller name
06/18/2014	$5,942,670	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XXXXXX XXXX XXXX XXXXXXX XXXXXXXXXXX

*Most recent sale on record for this property.

More about New York City property records.

Title documents

Date	Type	Party 1	Party 2
06/30/2014 - R	Initial UCC1 (2014062700785008)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XXXX XXXXXXX XXXXXXXXXXX XXXXXXXXXXX
06/30/2014 - R	Initial UCC1 (2014062700785007)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XX XXX XXXX X XXXXXXXXX XXXXXXXXXXX XXXX
06/30/2014 - R 06/18/2014 - D	Both RPTT and RETT (2014062700822001)	XXX XXXX XXXXXX XXXX XXXX XXXXXXX XXXXXXXXXXX	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX
06/30/2014 - R 06/18/2014 - D	Assignment of Leases and Rents (2014062700785006)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XXXX XXXXXXX XXXXXXXXXXX XXXXXXXXXXX
06/30/2014 - R 06/18/2014 - D	Mortgage (2014062700785005)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XXXX XXXXXXX XXXXXXXXXXX XXXXXXXXXXX
06/30/2014 - R 06/18/2014 - D	Mortgage (2014062700785004)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XX XXX XXXX X XXXXXXXXX XXXXXXXXXXX XXXX
06/30/2014 - R 06/18/2014 - D	Sundry Miscellaneous (2014062700785003)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XX XXX XXXX X XXXXXXXXX XXXXXXXXXXX XXXX
06/30/2014 - R 06/18/2014 - D	Mortgage (2014062700785002)	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX	XXX XXXX XX XXX XXXX X XXXXXXXXX XXXXXXXXXXX XXXX
06/30/2014 - R 06/18/2014 - D	Deed (2014062700785001)	XXXXX X XXXXXXXXXX X X	XXXXX XXXX XXXXXXX XXXXXXXXXXX XXXX XXXXXXXXXXX
10/28/2009 - R	Federal Lien, Other (2009100800087001)	XXXXX XXXXXXXXX X X X	XXXXXX XXXXXX XXXXXXXXX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 644 Classon 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

Municipal exemptions

Recent tax assessments

Market value

$1,329,000

Assessed value

$79,740

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	$1,526,000	$91,560	$0	19.843%	$6,320	$0	n/a
2024/25	$1,500,000	$90,000	$0	20.085%	$6,348	$0	n/a
2023/24	$1,685,000	$101,100	$0	20.085%	$5,989	$0	n/a
2022/23	$1,846,000	$110,760	$0	20.309%	$5,714	$0	n/a
2021/22	$1,425,000	$85,500	$0	19.963%	$5,299	$0	n/a
2020/21	$1,582,000	$94,920	$0	21.045%	$5,586	$0	n/a
2019/20	$1,749,000	$104,940	$0	21.167%	$5,575	$0	n/a
2018/19	$1,842,000	$110,520	$0	20.919%	$5,198	$0	n/a
2017/18	$1,531,000	$91,860	$0	20.385%	$4,779	$0	n/a
2016/17	$1,134,000	$68,040	$0	19.991%	$4,422	$0	n/a

Permits

Permit information for 644 Classon Avenue, Brooklyn, NY

Filing date	Job type	Job status	Job description	Initial cost
06/11/2015	Alteration type 3
03/08/1995	Alteration type 1
10/06/1993	Alteration type 1

*Most recent permits on record for this property.

More about New York City property records

Violations

HPD Violations

Violation ID	Inspection date	Class	NOV issue date	Status
	05/19/2025	C
	11/17/2022	I
	02/23/2014	B

*Most recent HPD violations on record for this property.

Neighborhood

Crown Heights North residential market stats

Access a detailed real estate market overview of Crown Heights North so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Crown Heights North and compare it to other neighborhoods in Brooklyn.

Median sale price

—

Median price/sq. ft.

—

Brooklyn median sale price

$899,000

6% 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

Franklin Ave & Park Pl at NW Corner

Station lines

Distance (miles)

0.207

View subway map

Access the detailed traffic volume map for 644 Classon Avenue, Brooklyn, NY 11238 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

Schools

Nearest elementary schools

Name	Rating	Att. zoned	Type	Grade range	No of students	Distance (miles)
Brooklyn Arts and Science Elementary School	4	Yes	Public	PK, K-5	275	0.08
Brooklyn Arts and Science Elementary School	4	Yes	Public	PK, K-5	275	0.08
Explore Exceed Charter School	6	No	Charter	K-8	429	0.08
P.S. 316 Elijah Stroud	8	No	Public	PK, K-5	550	0.23
P.S. 316 Elijah Stroud	8	No	Public	PK, K-5	550	0.23
Bethel Elementary School	NR	No	Private	PK-8	34	0.28
Bethel Elementary School	NR	No	Private	PK-8	34	0.28
Nelrak Child Development Center	NR	No	Private	PK, K-3	50	0.29
Nelrak Child Development Center	NR	No	Private	PK, K-3	50	0.29
Brooklyn Jesuit Prep School	NR	No	Private	5-8	87	0.29

Nearest middle schools

Name	Rating	Att. zoned	Type	Grade range	No of students	Distance (miles)
Ebbetts Field Middle School	6	Yes	Public	6-8	123	0.90
Explore Exceed Charter School	6	No	Charter	K-8	429	0.08
Elijah Stroud Middle School	5	No	Public	6-8	121	0.23
Bethel Elementary School	NR	No	Private	PK-8	34	0.28
Brooklyn Jesuit Prep School	NR	No	Private	5-8	87	0.29
The Brooklyn Waldorf School	NR	No	Private	PK, K-8	160	0.34
Achievement First Endeavor Charter School	6	No	Charter	K-8	738	0.47
Luria Academy of Brooklyn	NR	No	Private	PK-8	244	0.47
German School Brooklyn	NR	No	Private	PK, K-8	195	0.49
Urban Assembly Unison School (The)	3	No	Public	6-8	173	0.49

Nearest high schools

Name	Rating	Att. zoned	Type	Grade range	No of students	Distance (miles)
GOTHAM PROFESSIONAL ARTS ACADEMY	NR	No	Public	9-12	217	0.14
Acorn Community High School	NR	No	Public	9-12	107	0.14
Gotham Professional Arts Academy	NR	No	Public	9-12	179	0.14
International High School at Prospect Heights	1	No	Public	9-12	272	0.56
Brooklyn School For Music And Theater	4	No	Public	9-12	223	0.56
Brooklyn Academy of Science and the Environment	3	No	Public	9-12	265	0.56
High School For Global Citizenship	4	No	Public	9-12	221	0.56
Bedford Academy High School	9	No	Public	9-12	381	0.58
Aspirations Diploma Plus High School	NR	No	Public	9-12	199	0.61
P.S. 753 School For Career Development	NR	No	Public	6-12	354	0.61

Frequently asked questions

What is the year built for 644 Classon Avenue, Brooklyn, NY 11238?

The development at 644 Classon Avenue, Brooklyn, NY 11238 was built in 1920.

What is the total square footage of 644 Classon Avenue, Brooklyn, NY 11238?

644 Classon Avenue, Brooklyn, NY 11238 has a total of 1,824 square feet.

When was 644 Classon Avenue, Brooklyn, NY 11238 last sold and what was the sale price?

644 Classon Avenue, Brooklyn, NY 11238 was last sold on 06/18/2014 for $5,942,670.

What is the assessed value of 644 Classon Avenue, Brooklyn, NY 11238?

644 Classon Avenue, Brooklyn, NY 11238 is currently assessed at $79,740.

How many residential units does this building have?

This building has 2 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.