643 40th St, Brooklyn, NY 11232 Property Records

New York City property record for 643 40th St, Brooklyn, NY 11232

Property Summary

Property Type	Duplex
Details	3,400 sqft · built 1910
Lot Size	0.058 acres (2,504 sqft)
Owner	2 Individual Names on Record
Last Sale	$689,000 (Jan 2005)
Tax Bill	$8,513 (2025)
Deeds & Mortgages	Jun 2017 Loan Modification May 2017 Mortgage
APN	`00914-0054`

Property Details

APN / Parcel Number

Primary APN	`00914-0054`
Alternative APNs	`0310009140054` `3-00914-0054`

Interior

Units	2 Units
Stories	2 Stories
Building Area	3,400 sqft Living Area
1st Floor Area	1,160 sqft

Exterior

Year Built	Built 1910
Effective Year Built	Effective 1910
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	2,504 sqft (0.058 acres)
Lot Dimensions	100 ft deep x 25 ft wide

Location & Zoning

Account Number	3-00914-0054
Street Address	643 40TH ST
City	BROOKLYN
State	NY
Zip	11232-3107
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R6B
Legal Subdivision	FARM/LEAH MORRIS
Legal Block	914
Legal Lot Number	54
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2001
Census Tract	8800

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic District	Within the Sunset Park Historic District listed 1988 · 3,238 contributing resources · NRIS 88001464

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: New York City records, as of May 4, 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 Record
Mailing Address	1015 39TH ST, BROOKLYN, NY 11219-1017
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 16, 2017	Loan Modification, Consolidation and Extension, Mortgage · Conventional Mortgage RESMAC
May 25, 2017	Deed of Trust, Mortgage · Conventional Mortgage RESMAC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 3, 2005 · Amount on Record
Deed Sale	Jan 3, 2005 · Amount on Record
Deed Document Number	20052845
Record Updated	Oct 29, 2026

June 2017: Loan Modification, Consolidation and Extension, Mortgage

Document Type	Loan Modification, Consolidation and Extension
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Jun 16, 2017
Property Address	643 40TH ST, BROOKLYN, NY 11232-3107
Instrument Date	May 25, 2017
Instrument	222872
Transaction Type	Mortgage
Record Updated	Jan 14, 2020
Title Company	APPELLATE LAND SERVICES, APPELLATE LAND SVCS

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	643 40TH ST BROOKLYN NY 112323107, BROOKLYN, NY 11232-3107

Mortgage

Document Number	0000222872
Date	Jun 16, 2017
Instrument	222872

Lender

Name	RESMAC
Address	BOCA RATON, FL 33487

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 15, 2047

Interest

Rate Type	Fixed Rate
Rate	4.25%

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	643 40TH ST, BROOKLYN, NY 11232-3107
Document Number	0000222871
Instrument Date	May 25, 2017
Transaction Type	Mortgage
Record Updated	Jan 9, 2019
Title Company	APPELLATE LAND SERVICES, APPELLATE LAND SVCS

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	643 40TH ST BROOKLYN NY 112323107, BROOKLYN, NY 11232-3107

Mortgage

Document Number	0000222871
Date	Jun 16, 2017
Instrument	222871

Lender

Name	RESMAC
Address	BOCA RATON, FL 33487

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 15, 2047

Tax Assessment & Valuation

Source: New York City assessment roll, as of May 4, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$96,600 (-26.08%) Land $29,220 Building $67,380	$1,610,000 (-26.08%) Land $487,000 Building $1,123,000
2025	$8,513.00 (+6.88%)
2023	$7,965.00	$130,680 Land $29,220 Building $101,460	$2,178,000 Land $487,000 Building $1,691,000

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.

Flood

Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026

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

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.2% of New York
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	NEW YORK CITY SYSTEM serves 8,271,000 people · EPA ID NY7003493
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, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 628 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000

May also be available: Optimum, Skywire Networks, Starry, T-Mobile.

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