510 E 43rd St, Brooklyn, NY 11203 Property Records

New York City property record for 510 E 43rd St, Brooklyn, NY 11203

Property Summary

Property Type	Duplex
Details	2,028 sqft · built 1940
Lot Size	0.051 acres (2,200 sqft)
Owner	Individual Name on File
Last Sale	$166,000 (Feb 2000)
Tax Bill	$6,911 (2025)
APN	`04959-0025`

Property Details

APN / Parcel Number

Primary APN	`04959-0025`
Alternative APNs	`1510049590025` `3-04959-0025`

Interior

Units	2 Units
Stories	1 Story
Building Area	2,028 sqft Living Area
1st Floor Area	2,028 sqft

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1940
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	2,200 sqft (0.051 acres)
Lot Dimensions	100 ft deep x 22 ft wide

Location & Zoning

Account Number	3-04959-0025
Street Address	510 E 43RD ST
City	BROOKLYN
State	NY
Zip	11203-5716
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R4
Legal Block	4959
Legal Lot Number	25
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	1
Census Block	1003
Census Tract	83800

Owner

Source: New York City records · APN 04959-0025

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	Individual Name on File
Mailing Address	510 E 43RD ST, BROOKLYN, NY 11203-5716
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Feb 04, 2000 · Amount on Record
Deed Sale	Feb 04, 2000 · Amount on Record
Deed Book / Page	4752 / 0999
Prior Transfer Date	Oct 18, 1999
Record Updated	Jun 08, 2026

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, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$43,980 (-2.79%) Land $14,460 Building $29,520	$733,000 (-2.79%) Land $241,000 Building $492,000
2025	$6,911.00 (+12.28%)
2023	$6,155.00	$45,240 Land $14,460 Building $30,780	$754,000 Land $241,000 Building $513,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Not on file
Nearby Flood Policies	1 in force

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 1,754 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System 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.