871 Knickerbocker Ave, Brooklyn, NY 11207 Property Records

New York City property record for 871 Knickerbocker Ave, Brooklyn, NY 11207

Property Summary

Property Type	Multi-Family Dwellings
Details	4,875 sqft · built 1906
Lot Size	0.057 acres (2,500 sqft)
Owner	Company Name on Record
Last Sale	$6,168,310 (Apr 2025)
Tax Bill	$19,383 (2025)
Deeds & Mortgages	Dec 2018 Loan Modification Dec 2018 Mortgage
APN	`03431-0003`

Property Details

APN / Parcel Number

Primary APN	`03431-0003`
Alternative APNs	`1108034310003` `3-03431-0003`

Interior

Units	12 Units
Stories	3 Stories
Building Area	4,875 sqft Living Area
1st Floor Area	1,625 sqft

Exterior

Year Built	Built 1906
Effective Year Built	Effective 1906
Architectural Style	Multi-Family
Lot Area	2,500 sqft (0.057 acres)
Lot Dimensions	100 ft deep x 25 ft wide

Location & Zoning

Account Number	3-03431-0003
Street Address	871 KNICKERBOCKER AVE
City	BROOKLYN
State	NY
Zip	11207-1376
Property Category	Residential
Property Type	Residential > Multi-Unit > Multi-Family Dwellings
Local Zoning Code	R6
Legal Block	3431
Legal Lot Number	3
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	1
Census Block	1000
Census Tract	40900

Owner

Source: New York City records, as of August 31, 2026

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

Owner of Record	Company Name on Record
Mailing Address	1100 15TH ST NW, WASHINGTON, DC 20005-1707
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Dec 13, 2018	Loan Modification, Mortgage GREYSTONE SVCNG CORP
Dec 4, 2018	Deed of Trust, Mortgage · Conventional Mortgage GREYSTONE SVCG

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 9, 2025 · Amount on Record
Deed Sale	Apr 9, 2025 · Amount on Record
Prior Sale	Aug 3, 2012 · Amount on Record
Deed Document Number	202596416
Record Updated	Oct 29, 2026

December 2018: Loan Modification, Mortgage

Document Type	Loan Modification
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Dec 13, 2018
Property Address	871 KNICKERBOCKER AVE, BROOKLYN, NY 11207-1376
Instrument Date	Dec 4, 2018
Instrument	411341
Transaction Type	Mortgage
Record Updated	Dec 27, 2018
Title Company	INFINITY LAND SERVICES LLC, INFINITY LAND SVCS LLC

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4403 1STH AVE #155 BROOKLYN NY 11219, 155, BROOKLYN, NY 11219

Mortgage

Document Number	0000411341
Date	Dec 13, 2018
Instrument	411341

Lender

Name	GREYSTONE SVCNG CORP
Address	419 BELLE AIR LN, WARRENTON, VA 20186-4368

Agreement

Amount	Amount Recorded

December 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	871 KNICKERBOCKER AVE, BROOKLYN, NY 11207-1376
Document Number	0000411340
Instrument Date	Dec 4, 2018
Transaction Type	Mortgage
Record Updated	Dec 27, 2018
Title Company	INFINITY LAND SERVICES LLC, INFINITY LAND SVCS LLC

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4403 1STH AVE #155 BROOKLYN NY 11219, 155, BROOKLYN, NY 11219

Mortgage

Document Number	0000411340
Date	Dec 13, 2018
Instrument	411340

Lender

Name	GREYSTONE SVCG
Address	WARRENTON, VA 20186

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded

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		$430,200 (+15.18%) Land $5,400 Building $424,800	$956,000 (+15.18%) Land $12,000 Building $944,000
2025	$19,383.00 (+7.88%)
2023	$17,967.00	$373,500 Land $5,400 Building $368,100	$830,000 Land $12,000 Building $818,000

Assessed value is set for property tax purposes, not a market price estimate; it is 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	7 units insured incl. 7 condo units

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	Not rated no burnable land within 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 1,087 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
T-Mobile Fixed Wireless	100 / 20

May also be available: Optimum, Skywire Networks.

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