NY Property Records
405 Union Street
405 Union Street
Brooklyn · Kings County · 11231
02 · Walk-Up AptsSold $4,275,000 · Sep 2024 ↗
Owner of record
OwnerQuinnberg LLC
Assessment · 2025 roll
Land assessed$31,140
Total assessed$233,580
Est. annual tax$10,069 (2027, excl. special districts)
Building
StyleThree Families
Year built1899
Living area2,321 sq ft
Lot
Size0.04 acres (GIS)
Frontage × depth19 × 90 ft
Lot sq ft1,740
Zoning
DistrictR6B
FAR1.78 built · 2.0 max residential · 2.0 max facility
Zoning map16c
Recorded documents · 23
DEED
$4,275,000
Sep 27, 2024
grantor/seller Ruebensaal, Clayton; Ruebensaal, Rebecca
grantee/buyer Quinnberg LLC
View on ACRIS ↗
ASSIGNMENT, MORTGAGE
Sep 27, 2024
assignor/old lender Pentagon Federal Credit Union
assignee/new lender Mers
View on ACRIS ↗Show all 23
ASSIGNMENT, MORTGAGE
Sep 27, 2024
assignor/old lender Mers
assignee/new lender Pentagon Federal Credit Union
View on ACRIS ↗
SATISFACTION OF MORTGAGE
Dec 20, 2021
mortgager/borrower Spoerri, Margaret G
mortgagee/lender Citibank
View on ACRIS ↗
DEED
$3,825,000
Nov 30, 2021
grantor/seller Johanna Spoerri, As Trustee; The Spoerri Family Trust
grantee/buyer Ruebensaal, Clayton; Ruebensaal, Rebecca
View on ACRIS ↗
MORTGAGE
$3,000,000
Nov 30, 2021
mortgagor/borrower Ruebensaal, Clayton; Ruebensaal, Rebecca
mortgagee/lender Mers
View on ACRIS ↗
DEED
Sep 8, 2014
grantor/seller Spoerri, Margaret G
grantee/buyer Spoerri, As Trustee, Johanna
View on ACRIS ↗
SATISFACTION OF MORTGAGE
Jul 1, 2006
mortgager/borrower Spoerri, Margaret G
mortgagee/lender Citibank, N.A.
View on ACRIS ↗
MORTGAGE
$150,000
Apr 19, 2006
mortgagor/borrower Spoerri, Margaret G
mortgagee/lender Citibank, N.A.
View on ACRIS ↗
SATISFACTION OF MORTGAGE
Aug 3, 1999
mortgager/borrower Spoerri, Margaret G
mortgagee/lender Bankers Trust Company
View on ACRIS ↗
SATISFACTION OF MORTGAGE
Apr 16, 1987
mortgager/borrower Spoerri, Margaret G
mortgagee/lender Goldome Fsb
View on ACRIS ↗
MORTGAGE
$190,000
Mar 25, 1987
mortgagor/borrower Spoerri, Margaret G
mortgagee/lender Citibank Na
View on ACRIS ↗
SATISFACTION OF MORTGAGE
Jun 28, 1984
mortgager/borrower Spoerri, Margaret G
mortgagee/lender Kruegel, Hildegard
View on ACRIS ↗
MORTGAGE
$84,000
Jun 20, 1984
mortgagor/borrower Spoerri, Margaret G
mortgagee/lender Goldome Bank For Savs
View on ACRIS ↗
ASSIGNMENT, MORTGAGE
Jul 17, 1980
assignor/old lender Banker Trust Co; Banker Trust Company +5
assignee/new lender Bank Leumi Tr Co Of Ny; Bank Leumi Trust +19
View on ACRIS ↗
MORTGAGE
Apr 4, 1973
mortgagor/borrower Spoerri Margaret G
mortgagee/lender Kruegel Hildegard
View on ACRIS ↗
MORTGAGE
Jan 24, 1973
mortgagor/borrower Spoerri Margaret G
mortgagee/lender Bankers Trust Co
View on ACRIS ↗
DEED
Jun 8, 1970
grantor/seller Kruegel Bernhard
grantee/buyer Kruegel Bernhard; Kruegel Hildegard
View on ACRIS ↗DOB violations — total 1 · open 1 · dismissed 0
Gas Piping - LL152
Active
Oct 31, 2025
BIS ↗DOB complaints — total 3 · open 0 · closed 3
No HPD violations on file.
Deed & identifiers
SBL3004290049
SWIS610100
Parcel ID6101003004290049
Who owns 405 Union Street?
405 Union Street, Brooklyn is owned by Quinnberg LLC per the 2025 NYS assessment roll. It last sold for $4,275,000 in Sep 2024.
Nearby on Union 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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