623 Ave M, Brooklyn, NY 11230 Property Records

New York City property record for 623 Ave M, Brooklyn, NY 11230

Property Summary

Property Type	Duplex
Details	2,280 sqft · built 1930
Lot Size	0.058 acres (2,538 sqft)
Owner	Company Name on File
Last Sale	$825,000 (Feb 2009)
Tax Bill	$11,994 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Feb 2018 Line of Credit + 1 more
APN	`06542-0048`

Property Details

APN / Parcel Number

Primary APN	`06542-0048`
Alternative APNs	`2001065420048` `3-06542-0048`

Interior

Units	2 Units
Stories	2 Stories
Building Area	2,280 sqft Living Area
1st Floor Area	1,140 sqft

Exterior

Year Built	Built 1930
Effective Year Built	Effective 1930
Architectural Style	Duplex Single
Construction Type	Brick
Lot Area	2,538 sqft (0.058 acres)
Lot Dimensions	94 ft deep x 27 ft wide

Location & Zoning

Account Number	3-06542-0048
Street Address	623 AVENUE M
City	BROOKLYN
State	NY
Zip	11230-5119
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R5
Legal Block	6542
Legal Lot Number	48
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2004
Census Tract	45200

Owner

623 Ave M, a duplex, is owned by a company that bought it in February 2009.

Source: New York City records, as of May 4, 2026

Owner of Record	Company Name on File
Mailing Address	1222 AVENUE M, 601, BROOKLYN, NY 11230-5204
Owner Type	Company
Vesting	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jun 7, 2021	Deed of Trust, Mortgage ICECAP REAL ESTATE LOAN FUND I, LLC
Feb 8, 2018	Deed of Trust, Mortgage · Line of Credit STERLING NAT'L BK
Feb 12, 2018	Loan Modification, Consolidation and Extension, Mortgage · Line of Credit STERLING NAT'L BK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 12, 2009 · Amount on File
Deed Sale	Feb 12, 2009 · Amount on File
Deed Document Number	200942310
Record Updated	Oct 29, 2026

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	623 AVENUE M, BROOKLYN, NY 11230-5119
Transaction Type	Mortgage
Record Updated	Jun 15, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000212219
Date	Jun 7, 2021
Instrument	2021000212219

Lender

Name	ICECAP REAL ESTATE LOAN FUND I, LLC
Address	31 W 34TH ST, NEW YORK, NY 10001

Agreement

Amount	Amount on Record

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	623 AVENUE M, BROOKLYN, NY 11230-5119
Document Number	0000049933
Instrument Date	Feb 8, 2018
Transaction Type	Mortgage
Record Updated	Feb 16, 2018
Title Company	RIVERSIDE ABSTRACT INC

Transaction

Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	302 5TH AVE NEW YORK NY 100013604, NEW YORK, NY 10001-3604

Mortgage

Document Number	0000049933
Date	Feb 12, 2018
Instrument	49933

Lender

Name	STERLING NAT'L BK
Type	Bank
Address	MONTEBELLO, NY 10901

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

February 2018: Loan Modification, Consolidation and Extension, Mortgage

Document Type	Loan Modification, Consolidation and Extension
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Feb 12, 2018
Property Address	623 AVENUE M, BROOKLYN, NY 11230-5119
Instrument Date	Feb 8, 2018
Instrument	49934
Transaction Type	Mortgage
Record Updated	Jan 14, 2020
Title Company	RIVERSIDE ABSTRACT INC

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	302 5TH AVE NEW YORK NY 100013604, NEW YORK, NY 10001-3604

Mortgage

Document Number	0000049934
Date	Feb 12, 2018
Instrument	49934

Lender

Name	STERLING NAT'L BK
Type	Bank
Address	400 RELLA BLVD, MONTEBELLO, NY 10901-4241

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2025 property tax bill for 623 Ave M was $11,994.

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		$116,160 Land $31,440 Building $84,720	$1,936,000 Land $524,000 Building $1,412,000
2025	$11,994.00
2023	$11,394.00	$100,020 Land $31,440 Building $68,580	$1,667,000 Land $524,000 Building $1,143,000

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

FEMA has no flood map on file for 623 Ave M; 3 flood insurance policies are in force nearby.

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	3 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

The area around 623 Ave M has no burnable land within ember reach, so its wildfire risk is not rated.

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 997 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
T-Mobile Fixed Wireless	100 / 20

May also be available: Skywire Networks, Starry.

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