New York City  »  11234  »  Avenue I  »  4801 Avenue I

4801 Avenue I, Brooklyn, NY 11234 - Property report

Also known as: 1247-1257 E 48th St

Property image for 4801 Avenue I, Brooklyn, NY 11234
static Mapbox map

Property type

Two Family Converted from One Family (B3)

Year built

1945

Lot sq. ft.

1,767

General information

Unlock this property report with a free account

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
4801 Avenue I
Alternate address(es)
1247-1257 E 48th St
ZIP code
11234
Neighborhood
Flatlands
Borough
Brooklyn
Block & lot
07752-0010

Owner

Find out who owns 4801 Avenue I, Brooklyn, NY 11234. Uncover corporate and individual owners with a free account.

Building
Property type
Two Family Converted from One Family (B3)
Building sq. ft.
2,202
Building dimensions
17.67 ft x 42 ft
Buildings on lot
1
Stories
2
Year built
1945
Building material
Brick
Exterior wall
Brick/Masonary
Basement
4
Garage type
Detached, Frame Garage
Tax
Tax year
2026-2027
Property tax
$6,965
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Residential units
2
Residential sq. ft.
Lot
Frontage(s)
Avenue I (wide)
East 48 Street (narrow)
Lot dimensions
17.67 ft x 100 ft
Lot sq. ft.
1,767

Area overview

Walk score
74 /100.  Very Walkable
Transit score
84 /100.  Excellent Transit
Bike score
60 /100.  Bikeable
School district
22
Community district
18
Closest police station
0.63 Miles
Closest fire station
1.02 Miles

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

Ownership

Ownership information for 4801 Avenue I, 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 4801 Avenue I, Brooklyn, NY 11234

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
01/22/2019 - R
11/10/2018 - D		 Agreement
(2019011000820002)		 XXXXXXXX XXXXXXX X XXXXXXXX XXXXX XXXX X X
01/22/2019 - R
11/10/2018 - D		 Mortgage
(2019011000820001)		 XXXXXXXX XXXXXXX X XXXXXXXX XXXXX XXXX X X
04/18/2018 - R
04/12/2018 - D		 Satisfaction of Mortgage
(2018041700692001)		 XXXXXXXX XXXXXXX X XXXXXXXX XXXX
06/12/2003 - R
04/01/2003 - D		 Agreement
(2003042600413002)		 XXXXXXXX XXXXX X XX XXXXXX XXXXX XXXX
06/12/2003 - R
04/01/2003 - D		 Mortgage
(2003042600413001)		 XXXXXXXX XXXXX X XX XXXXXX XXXXX XXXX
10/01/1993 - R Satisfaction of Mortgage
(3940001804594)		 XXXXXX XXXXXXXX X XXXXXXXXXXXX XXXX XXXX
02/14/1990 - R Power of Attorney
(3150005015215)		 XXXXXX XXXXX X XXXXXXXXX XXXXXX X
02/14/1990 - R Power of Attorney
(3130005015613)		 XXXXXX XXXXX X XXXXXXXXX XXXXXX X
07/08/1976 - R Mortgage
(37630085701420)		 XXXXXX XXXXXXXXX X XXXXXXXXXXXX XXXX XX
07/08/1976 - R Deed
(37630085701418)		 XXXXXX XXXXXX XXXXXX XXXXXXXXX X

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 4801 Avenue I, 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
$6,965
Municipal exemptions
Recent tax assessments
Market value
$933,000
Assessed value
$55,980

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 $1,071,000 $64,260 $33,015 19.843% $6,833 $6,551 +4.72%
2024/25 $964,000 $57,840 $31,146 20.085% $6,525 $6,256 +0.19%
2023/24 $948,000 $56,880 $31,086 20.085% $6,525 $6,244 -0.12%
2022/23 $770,000 $46,200 $30,780 20.309% $6,548 $6,251 +8.08%
2021/22 $726,000 $43,560 $28,976 19.963% $6,072 $5,784 +0.73%
2020/21 $607,000 $36,420 $27,286 21.045% $6,039 $5,742 +5.67%
2019/20 $653,000 $39,180 $25,672 21.167% $5,730 $5,434 +1.42%
2018/19 $688,000 $41,280 $25,612 20.919% $5,663 $5,358 +3.49%
2017/18 $574,000 $34,440 $25,397 20.385% $5,477 $5,177 +8.83%
2016/17 $448,000 $26,880 $23,797 19.991% $5,067 $4,757 +8.94%
Permits

Permit information for 4801 Avenue I, Brooklyn, NY

Filing date Job type Job status Job description Initial cost
03/08/1994 Alteration type 1

*Most recent permit on record for this property.

More about New York City property records

Violations

HPD Violations

No recently recorded violations for this property.

Neighborhood

Flatlands residential market stats

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

Median sale price

$455,000

-34.5% Y-o-Y

Median price/sq. ft.

$478

-11% Y-o-Y

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

Property location map
FEMA flood zones
X

Hurricane evacuation zones

Property location map
Hurricane evacuation zones
5

Subway & traffic

Closest station
Nostrand Ave & Flatbush Ave at NE Corner
Station lines
2-5
Distance (miles)
0.925
View subway map

Access the detailed traffic volume map for 4801 Avenue I, Brooklyn, NY 11234 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)
P.S. 251 Paerdegat 3 Yes Public PK, K-5 306 0.31
P.S. 251 Paerdegat 3 Yes Public PK, K-5 306 0.31
P.S. 326 NR No Public PK, K-2 149 0.18
P.S. 326 NR No Public PK, K-2 149 0.18
Christian Heritage Academy NR No Private PK, K-12 269 0.36
Christian Heritage Academy NR No Private PK, K-12 269 0.36
P.S. 109 4 No Public PK, K-8 520 0.41
P.S. 109 4 No Public PK, K-8 520 0.41
Great Oaks Elementary School NR No Private K-8 116 0.45
P.S. 119 Amersfort 4 No Public PK, K-5 391 0.57
Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Jhs 78 Roy H Mann 6 Yes Public 6-8 542 1.11
Christian Heritage Academy NR No Private PK, K-12 269 0.36
P.S. 109 4 No Public PK, K-8 520 0.41
Great Oaks Elementary School NR No Private K-8 116 0.45
St. Vincent Ferrer School NR No Private PK, K-8 0 0.67
The Bible Speaks Academy NR No Private 3-9 5 0.68
Brooklyn Kids Preparatory School NR No Private K-7 40 0.72
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Christian Heritage Academy NR No Private PK, K-12 269 0.36
Victory Collegiate High School 2 No Public 9-12 264 0.64
Brooklyn Theatre Arts High School 4 No Public 9-12 216 0.64
Brooklyn Community High School for Excellence and Equity 3 No Public 9-12 181 0.64
Brooklyn Bridge Academy 4 No Public 9-12 116 0.64
Academy for Conservation and the Environment 4 No Public 9-12 383 0.64
New Vistas Academy NR No Private K-12 66 0.79
Mesivta Tiferes Yisroel NR No Private PK, K-12 0 0.80
Scholar Skills Christian Academy NR No Private 3-11 23 0.81
New Vistas Academy NR No Private 1-12 0 0.81

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 4801 Avenue I, Brooklyn, NY

1223 E 48th St, Brooklyn 4805 Avenue I, Brooklyn 1246 E 48th St, Brooklyn 4815-4823 Avenue I, Brooklyn 1241 E 48th St, Brooklyn 1237 E 48th St, Brooklyn 4807 Avenue I, Brooklyn 1245 E 48th St, Brooklyn 1229 E 48th St, Brooklyn 1233 E 48th St, Brooklyn 1227 E 48th St, Brooklyn 1221 E 48th St, Brooklyn 1240 E 48th St, Brooklyn 1232 E 48th St, Brooklyn 1231 E 48th St, Brooklyn 1715 Schenectady Ave, Brooklyn 1239 E 48th St, Brooklyn 4803 Avenue I, Brooklyn 4811 Avenue I, Brooklyn 1236 E 48th St, Brooklyn

Nearby ZIP codes for 4801 Avenue I, Brooklyn, NY

11203, New York City, NY 11204, New York City, NY 11207, New York City, NY 11208, New York City, NY 11210, New York City, NY 11212, New York City, NY 11213, New York City, NY 11216, New York City, NY 11218, New York City, NY 11223, New York City, NY 11225, New York City, NY 11226, New York City, NY 11229, New York City, NY 11230, New York City, NY 11233, New York City, NY 11235, New York City, NY 11236, New York City, NY 11239, New York City, NY 11694, New York City, NY 11697, New York City, NY

Frequently asked questions

What is the year built for 4801 Avenue I, Brooklyn, NY 11234?

The development at 4801 Avenue I, Brooklyn, NY 11234 was built in 1945.

What is the total square footage of 4801 Avenue I, Brooklyn, NY 11234?

4801 Avenue I, Brooklyn, NY 11234 has a total of 2,202 square feet.

What is the assessed value of 4801 Avenue I, Brooklyn, NY 11234?

4801 Avenue I, Brooklyn, NY 11234 is currently assessed at $55,980.

What are the property taxes for 4801 Avenue I, Brooklyn, NY 11234?

The property taxes for 4801 Avenue I, Brooklyn, NY 11234 total $6,964.

How many residential units does this building have?

This building has 2 residential unit(s).

Disclaimer

Copyright 2003-2026 by PropertyShark.com

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.

Sign up for a free account