679 Knickerbocker Ave, Brooklyn, NY 11221 Property Records

New York City property record for 679 Knickerbocker Ave, Brooklyn, NY 11221

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	3,600 sqft · built 1910
Lot Size	0.044 acres (1,900 sqft)
Owner	Company Name on Record
Last Sale	$1,200,000 (May 2021)
Tax Bill	$5,137 (2025)
Deeds & Mortgages	Oct 2022 Refinance May 2021 Transfer + 1 more
APN	`03378-0003`

Property Details

APN / Parcel Number

Primary APN	`03378-0003`
Alternative APNs	`1107033780003` `3-03378-0003`

Interior

Units	6 Units
Stories	3 Stories
Building Area	3,600 sqft Gross Area
1st Floor Area	1,200 sqft

Exterior

Year Built	Built 1910
Effective Year Built	Effective 1910
Lot Area	1,900 sqft (0.044 acres)
Lot Dimensions	95 ft deep x 20 ft wide

Location & Zoning

Account Number	3-03378-0003
Street Address	679 KNICKERBOCKER AVE
City	BROOKLYN
State	NY
Zip	11221-8241
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	R6
Legal Block	3378
Legal Lot Number	3
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	1
Census Block	1001
Census Tract	43500

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	Company Name on Record
Mailing Address	679 KNICKERBOCKER AVE, BROOKLYN, NY 11221-8241
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Oct 14, 2022	Deed of Trust, Mortgage · Stand-Alone Refinance SIGNATURE BANK
May 26, 2021	Intrafamily Transfer, Transfer
May 26, 2021	Deed, Transfer CONNECTONE BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 26, 2021 · Amount on Record
Deed Sale	May 26, 2021 · Amount on Record
Deed Document Number	2021195492
Prior Transfer Date	May 5, 2021
Prior Transfer Doc	0000195491
Record Updated	Oct 29, 2026

October 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	679 KNICKERBOCKER AVE, BROOKLYN, NY 11221-8241
Transaction Type	Mortgage
Record Updated	Mar 15, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000392839
Date	Oct 14, 2022
Instrument	2022000392839

Lender

Name	SIGNATURE BANK
Address	68 S SERVICE RD, MELVILLE, NY 11747

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded

May 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	May 26, 2021
Property Address	679 KNICKERBOCKER AVE, BROOKLYN, NY 11221-8241
Document Number	0000195491
Instrument Date	May 5, 2021
Instrument	2021000195491
Transaction Type	Transfer
Record Updated	Mar 15, 2023

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3231 REAGAN DRA, LEMOORE, CA 93245

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3231 REAGAN DR # A, A, LEMOORE, CA 93245-3254

May 2021: Deed, Transfer

Document Type	Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	May 26, 2021
Property Address	679 KNICKERBOCKER AVE, BROOKLYN, NY 11221-8241
Document Number	0000195492
Instrument Date	May 5, 2021
Instrument	2021000195492
Transaction Type	Transfer
Record Updated	Mar 15, 2023

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	3231 REAGAN DRA, LEMOORE, CA 93245

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	679 KNICKERBOCKER AVE, BROOKLYN, NY 11221-8241

Mortgage

Document Number	0000195493
Date	May 26, 2021
Instrument	2021000195493

Lender

Name	CONNECTONE BANK

Agreement

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		$73,320 (-7%) Land $10,440 Building $62,880	$1,222,000 (-7%) Land $174,000 Building $1,048,000
2025	$5,137.00 (+1%)	$78,840 (+28.45%) Land $10,440 Building $68,400	$1,314,000 (+28.45%) Land $174,000 Building $1,140,000
2024	$5,086.00 (+6%)
2023	$4,798.00	$61,380 Land $10,440 Building $50,940	$1,023,000 Land $174,000 Building $849,000

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	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 1,574 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
Optimum Cable · Fiber in parts of the area	940 / 35
T-Mobile Fixed Wireless	100 / 20

May also be available: Spectrum, Starry.

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