666 Lefferts Ave, Brooklyn, NY 11203 Property Records

New York City property record for 666 Lefferts Ave, Brooklyn, NY 11203

Property Summary

Property Type	Duplex
Details	2,480 sqft · built 1920
Lot Size	0.063 acres (2,750 sqft)
Owner	2 Individual Names on File
Last Sale	$530,000 (Nov 2004)
Tax Bill	$10,842 (2025)
Deeds & Mortgages	May 2022 Mortgage
APN	`01428-0016`

Property Details

APN / Parcel Number

Primary APN	`01428-0016`
Alternative APNs	`0507014280016` `3-01428-0016`

Interior

Units	2 Units
Stories	2 Stories
Building Area	2,480 sqft Living Area
1st Floor Area	1,353 sqft

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	2,750 sqft (0.063 acres)
Lot Dimensions	110 ft deep x 25 ft wide

Location & Zoning

Account Number	3-01428-0016
Street Address	666 LEFFERTS AVE
City	BROOKLYN
State	NY
Zip	11203-1006
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R6
Legal Block	1428
Legal Lot Number	16
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	1
Census Block	1000
Census Tract	87401

Owner

Source: New York City records · APN 01428-0016

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	666 LEFFERTS AVE, BROOKLYN, NY 11203-1006
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Nov 10, 2004 · Amount on Record
Deed Sale	Nov 10, 2004 · Amount on Record
Deed Document Number	2004695507
Record Updated	Jun 08, 2026

May 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	666 LEFFERTS AVE, BROOKLYN, NY 11203-1006
Transaction Type	Mortgage
Record Updated	Oct 26, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000183586
Date	May 04, 2022
Instrument	2022000183586

Lender

Name	FM HOME LOANS, LLC
Address	2329 NOSTRAND AVE # 33, BROOKLYN, NY 11210

Agreement

Amount	Amount Recorded

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		$80,280 (+32.08%) Land $18,780 Building $61,500	$1,338,000 (+32.08%) Land $313,000 Building $1,025,000
2025	$10,842.00 (+12.35%)
2023	$9,650.00	$60,780 Land $19,560 Building $41,220	$1,013,000 Land $326,000 Building $687,000

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
Nearby Flood Claims	1 (2021)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Sep 2021 · Remnants Of Hurricane Ida

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)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Optimum Communications Cable · Fiber in parts of the area	940 / 35
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Starry, Xchange Telecom.

Based on FCC filings for 1,150 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.