4803 Ave J, Brooklyn, NY 11234 Property Records

New York City property record for 4803 Ave J, Brooklyn, NY 11234

Property Summary

Property Type	Duplex
Details	2,132 sqft · built 1950
Lot Size	0.07 acres (3,067 sqft)
Owner	2 Individual Names on File
Tax Bill	$8,746 (2025)
Deeds & Mortgages	Sep 2023 Transfer
APN	`07774-0008`

Property Details

APN / Parcel Number

Primary APN	`07774-0008`
Alternative APNs	`2307077740008` `3-07774-0008`

Interior

Units	2 Units
Stories	2 Stories
Building Area	2,132 sqft Living Area
1st Floor Area	1,202 sqft

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	3,067 sqft (0.07 acres)
Lot Dimensions	100 ft deep x 30.7 ft wide

Location & Zoning

Account Number	3-07774-0008
Street Address	4803 AVENUE J
City	BROOKLYN
State	NY
Zip	11234-2109
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R4
Legal Block	7774
Legal Lot Number	8
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2001
Census Tract	72800

Owner

Source: New York City records · APN 07774-0008

Assessment roll updated May 4, 2026 · Last verified May 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on File
Mailing Address	4803 AVENUE J, BROOKLYN, NY 11234-2109
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Sep 12, 2023
Transfer Doc	0000249859
Record Updated	Jun 08, 2026

September 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Sep 28, 2023
Property Address	4803 AVENUE J, BROOKLYN, NY 11234-2109
Document Number	0000249859
Instrument Date	Sep 12, 2023
Instrument	2023000249859
Transaction Type	Transfer
Record Updated	Oct 10, 2023

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	4803 AVENUE J, BROOKLYN, NY 11234-2109

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4803 AVENUE J, BROOKLYN, NY 11234-2109

Tax Assessment & Valuation

Source: New York City records · Assessment roll updated May 4, 2026 · Last verified May 2026

Property Jurisdictions

Type	Name
State	New York
County	Kings County
Municipality	New York City
Unified School District	New York City Department Of Education (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$61,140 (+27.53%) Land $12,960 Building $48,180	$1,019,000 (+27.53%) Land $216,000 Building $803,000
2025	$8,746.00 (+6.8%)
2023	$8,189.00 (+4.84%)	$47,940 (+12.85%) Land $12,960 Building $34,980	$799,000 (+12.85%) Land $216,000 Building $583,000
2022	$7,811.00	$42,480 Land $12,960 Building $29,520	$708,000 Land $216,000 Building $492,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360470728002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Not on file
Nearby Flood Policies	1 in force
Nearby Flood Claims	2 (1980)
Most Recent Claim	Oct 1980 · rainfall accumulation

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Optimum Communications Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300

May also be available: Starry, T-Mobile USA.

Based on FCC filings for 1,891 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system NY7003493, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	NEW YORK CITY SYSTEM serves 8,271,000 people
Water Source	Surface water
Last State Inspection	Dec 2025
Lead	10 ppb (2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Uncovered finished water reservoir currently in violation since Feb 2017
Monitoring and Reporting	None last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.