NY Property Records
636 Humboldt Street
636 Humboldt Street
Brooklyn · Kings County · 11222
02 · Walk-Up AptsSold $560,000 · Feb 2026 ↗
Owner of record
OwnerKostrzewski Joseph
Assessment · 2025 roll
Land assessed$5,850
Total assessed$756,900
Est. annual tax$16,569 (2027, excl. special districts)
Building
StyleFive to Six Families
Year built1931
Living area4,190 sq ft
Lot
Size0.06 acres (GIS)
Frontage × depth24 × 100 ft
Lot sq ft2,450
Zoning
DistrictR6B
FAR1.71 built · 2.0 max residential · 2.0 max facility
Zoning map13a
Recorded documents · 3
DEED
$560,000
May 20, 2026
grantor/seller Sylvia Druzynski
grantee/buyer 636 Humboldt LLC
View on ACRIS ↗
DEED
Apr 7, 1993
grantor/seller Kostrzewski, Blanche; Kostrzewski, Joseph
grantee/buyer Kostrzewski, Joseph
View on ACRIS ↗
DEED
Sep 24, 1971
grantor/seller Kostrzewski Blanche; Kostrzewski Stanley
grantee/buyer Kostrzewski Blanche; Kostrzewski Joseph
View on ACRIS ↗DOB violations — total 2 · open 2 · dismissed 0
Boiler
Active
Nov 14, 2025
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
BIS ↗Boiler
Active
Dec 31, 2009
BIS ↗DOB complaints — total 1 · open 0 · closed 1
HPD violations — total 12 · open 3 · closed 9
A · Non-hazardous
Open
May 5, 2026
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
I · Order to correct
Open
Nov 20, 2025
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
A · Non-hazardous
Closed
Mar 23, 2023
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗Show all 12
I · Order to correct
Closed
Nov 10, 2022
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
A · Non-hazardous
Closed
Feb 25, 2022
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
I · Order to correct
Closed
Feb 25, 2022
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
A · Non-hazardous
Closed
Apr 9, 2021
(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.G
HPD ↗
I · Order to correct
Closed
Apr 9, 2021
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
I · Order to correct
Closed
Oct 30, 2019
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
I · Order to correct
Closed
Oct 18, 2018
§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PEN
HPD ↗
I · Order to correct
Closed
Feb 23, 2015
SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIV
HPD ↗
B · Hazardous
Open
Mar 27, 1999
SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY T
HPD ↗Deed & identifiers
SBL3026860058
SWIS610100
Parcel ID6101003026860058
Who owns 636 Humboldt Street?
636 Humboldt Street, Brooklyn is owned by Kostrzewski Joseph per the 2025 NYS assessment roll. It last sold for $560,000 in Feb 2026.
Nearby on Humboldt Street
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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