NY Property Records
91 Dekalb Avenue
91 Dekalb Avenue
Brooklyn · Kings County · 11201
04 · Mixed Res & CommercialLast sold Feb 2026 · click to view deed ↗
Owner of record
OwnerLong Island University
Assessment · 2025 roll
Land assessed$1,650,150
Total assessed$47,324,250
Est. annual tax$5,836,117 (2027, excl. special districts)
Building
StyleFireproof - With Stores
Year built2023
Living area297,729 sq ft
Lot
Size0.66 acres (GIS)
Frontage × depth150 × 205 ft
Lot sq ft28,650
Zoning
DistrictR6
FAR12.0 built · 2.43 max residential · 4.8 max facility
Zoning map16c
Recorded documents · 27
Show all 27
DEED
Mar 9, 2026
grantor/seller Long Island University
grantee/buyer Long Island University
View on ACRIS ↗
EASEMENT
Feb 3, 2026
grantor/seller Long Island University
grantee/buyer Long Island University
View on ACRIS ↗
MORTGAGE SPREADER AGREEMENT
$87,636,263
Jun 20, 2025
party one/mortgagor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
party two/mortgagee Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
ASSIGNMENT OF LEASES AND RENTS
$70,363,737
Jun 20, 2025
assignor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
assignee Otera Capital Investissements Xiv Inc
View on ACRIS ↗
MORTGAGE SPREADER AGREEMENT
$70,363,737
Jun 20, 2025
party one/mortgagor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
party two/mortgagee Otera Capital Investissements Xiv Inc
View on ACRIS ↗
ASSIGNMENT OF LEASES AND RENTS
$87,636,263
Jun 20, 2025
assignor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
assignee Otera Capital Investissements Xiv Inc
View on ACRIS ↗
DEED
May 9, 2025
grantor/seller Dormitory Authority Of The State Of New York
grantee/buyer Long Island University
View on ACRIS ↗
AGREEMENT
$70,363,737
Nov 15, 2024
party 1 Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
party 2 Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
MORTGAGE
$70,363,737
Nov 15, 2024
mortgagor/borrower Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
mortgagee/lender Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
AGREEMENT
$87,636,263
Nov 15, 2024
party 1 Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
party 2 Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
MORTGAGE
$87,636,263
Nov 15, 2024
mortgagor/borrower Rxr 91 Dekalb Owner LLC; Rxr Liu Developer Trs LLC
mortgagee/lender Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
TERMINATION OF AGREEMENT
Jul 27, 2023
party 1 Long Island University
party 2 Long Island University
View on ACRIS ↗
DEVELOPMENT RIGHTS
Jul 27, 2023
party one Long Island University
party two Rxr Liu Pii Developer Trs LLC
View on ACRIS ↗
MEMORANDUM OF LEASE
Jul 27, 2023
lessor Long Island University
lessee Rxr 91 Dekalb Owner LLC
View on ACRIS ↗
DEVELOPMENT RIGHTS
Jul 27, 2023
party one Long Island University
party two Rxr Liu Pii Developer Trs LLC
View on ACRIS ↗
MORTGAGE
$10
Jul 27, 2023
mortgagor/borrower Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
mortgagee/lender Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
MORTGAGE
$10
Jul 27, 2023
mortgagor/borrower Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
mortgagee/lender Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
ASSIGNMENT OF LEASES AND RENTS
$10
Jul 27, 2023
assignor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
assignee Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
ASSIGNMENT OF LEASES AND RENTS
$10
Jul 27, 2023
assignor Rxr 91 Dekalb Owner LLC; Rxr Liu Pii Developer Trs LLC
assignee Otera Capital Investissements Xiv Inc.
View on ACRIS ↗
DEED
Aug 16, 1973
grantor/seller Long Island University
grantee/buyer Dormitory Authority Of State Of Ny
View on ACRIS ↗DOB violations — total 3 · open 0 · dismissed 3
AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONE
Dismissed
Mar 5, 2025
FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION
BIS ↗AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONE
Dismissed
Jul 24, 2024
FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION
BIS ↗BENCH-FAILURE TO BENCHMARK NONE
Dismissed
May 2, 2024
FAILURE TO FILE BENCHMARKING REPORT OF ENERGY USE AS PER AD. CODE SEC. 28-309.4
BIS ↗DOB complaints — total 25 · open 0 · closed 25
Show all 25
Construction – contrary to/beyond approved plans
Closed
May 18, 2024
Complaint 3961057
View on BIS ↗
Construction – contrary to/beyond approved plans
Closed
Apr 22, 2024
Complaint 3957617
View on BIS ↗Deed & identifiers
SBL3020850015
SWIS610100
Parcel ID6101003020850015
Who owns 91 Dekalb Avenue?
91 Dekalb Avenue, Brooklyn is owned by Long Island University per the 2025 NYS assessment roll.
Nearby on Dekalb Avenue
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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