NY Property Records

623 Humboldt Street
Brooklyn · Kings County · 11222

02 · Walk-Up AptsLast sold Nov 2014 · click to view deed ↗
Owner of record
Owner623 Humboldt LLC
Assessment · 2025 roll
Land assessed$8,100
Total assessed$788,850
Est. annual tax$49,178 (2027, excl. special districts)
Building
StyleFive to Six Families
Year built2003
Living area3,678 sq ft
Lot
Size0.04 acres (GIS)
Frontage × depth25 × 68 ft
Lot sq ft1,665
Zoning
DistrictR6B
FAR2.21 built · 2.0 max residential · 2.0 max facility
Zoning map13a
Recorded documents · 9
MORTGAGE $1,000,000 Dec 5, 2014
mortgagor/borrower 623 Humboldt LLC
mortgagee/lender Polish & Slavic Federal Credit Union
View on ACRIS ↗
DEED Dec 5, 2014
grantor/seller Kolakowski, Zbigniew
grantee/buyer 623 Humboldt LLC
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ASSIGNMENT OF LEASES AND RENTS $1,000,000 Dec 5, 2014
assignor 623 Humboldt LLC
assignee Polish & Slavic Federal Credit Union
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Show all 9
DEED Mar 18, 2002
grantor/seller Kolakowska, Wanda
grantee/buyer Kolakowski, Zbigniew
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DEED Jun 27, 1997
grantor/seller Konopka, Arthur J
grantee/buyer Kolakowska, Wanda
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DEED Oct 24, 1980
grantor/seller Passaro Catherine
grantee/buyer Konopka Arthur J
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VACATE ORDER Oct 29, 1979
party 1 City Of Ny
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DEED Oct 21, 1977
grantor/seller Commissioner Of Finance Of The City O Fnew York; Commissioner Of Finance Of The City Of New Yor +29
grantee/buyer City Of New York; City Of Ny +8
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DEED May 19, 1977
grantor/seller Passaro Donato
grantee/buyer Passaro Catherine
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DOB complaints — total 3 · open 0 · closed 3
Illegal hotel rooms in residential building Closed Nov 4, 2023
Complaint 3933860
View on BIS ↗
Illegal hotel rooms in residential building Closed Jul 30, 2023
Complaint 3920668
View on BIS ↗
Illegal conversion Closed Dec 8, 2011
Complaint 3397898
View on BIS ↗
Deed & identifiers
SBL3026850030
SWIS610100
Parcel ID6101003026850030

Who owns 623 Humboldt Street?

623 Humboldt Street, Brooklyn is owned by 623 Humboldt LLC per the 2025 NYS assessment roll.
Public record, NYS tax roll 2025. Values are the assessor's, not an appraisal. Provided for informational purposes only — accuracy and completeness are not warranted or guaranteed; verify against official sources before relying on it. Disclaimer · Request redaction

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