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728 Leonard Street, Brooklyn, NY 11222

BBL 3025750049 (Borough 3, Block 2575, Lot 49) · BIN 3065188 · Last updated:

Summary · as of November 5, 2026

728 Leonard Street (Brooklyn, NY 11222; tax lot BBL 3025750049) is an 8-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1928, on a 2,500 sq ft lot zoned R6B. City tax records list the owner as SYLLA, ADMINISTRATOR, MAME DIARRA; per ACRIS, a deed to this owner dated August 23, 2018 lists a price of $88,000. The Department of Finance's final market value for tax year 2027 is $2,559,000. As of November 5, 2026, NYC Open Data shows four active DOB violations, 52 open HPD violations and one OATH ticket with an unpaid balance. There were six 311 requests in the past 12 months and three HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
SYLLA, ADMINISTRATOR, MAME DIARRA
Building class
C1 · Walk-up apartments, more than six families, no stores
Year built · units
1928 · 8 res.
Lot area · zoning
2,500 sq ft · R6B
Market value (DOF)
$2,559,000 FY2027
Last priced deed
$88,000 · 2018-08-23
BBL
3025750049
BIN
3065188

How to cite: NYC Property Facts, “728 Leonard Street, Brooklyn, NY 11222 (BBL 3025750049)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/728-leonard-street-3025750049. Source: NYC Open Data.

Lot & building

Basic facts about the tax lot and building from the city’s PLUTO database.

Owner (as listed by the city)
SYLLA, ADMINISTRATOR, MAME DIARRAThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C1 – Walk-up apartments, more than six families, no storesThe Department of Finance’s category for what kind of building this is.
Land use
Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
Year built
1928Often an estimate for older buildings.
Floors
4
Units
8 residential / 8 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,500 sq ft (25 ft × 100 ft)
Building floor area
5,500 sq ft
Zoning
R6BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.20 built / 2.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
Identifiers
BBL 3025750049 (Borough 3, Block 2575, Lot 49) · BIN 3065188BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).

Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; data as of 2026-11-05; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$2,559,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
Assessed value
$1,151,550The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$132,144Assessed value minus any exemptions.
Tax class
Tax class 2B – residential rental, 7–10 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$2,559,000$1,151,5502B
2026Final$2,261,000$1,017,4502B
2025Final$2,271,600$1,022,2202B

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-05

Sales & deed history 5

Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2018-08-23CORRD$0 / not statedAlex, KrisSylla, Mame Diarra2025041100055001
2018-08-23DEED$88,000Alexiev, Deceased, Kristju; Sylla, Administrator, Mame Diarra; Alex, Deceased, KrisSylla, Administrator, Mame Diarra2019070500696001
2013-06-13DEED$0 / not statedAlexiev, KristjuAlex, Kris; Alexiev, Kristju2013061400088001
1983-10-04DEED$0 / not statedRutkowski, Rose Exec/OfAlexiev, KristjuFT_3000000983000
1983-10-04DEED$0 / not statedRutkowski, RichardAlexiev, KristjuFT_3990000982999

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-05

DOB job filings 0 open of 0

A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.

No records found in this dataset for this lot.

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-05; DOB Job Application Filings (BIS) — city dataset updated 2026-11-04; data as of 2026-11-05

Work permits 0

Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.

No records found in this dataset for this lot.

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-05; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 4 active of 5

Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).

StatusIssuedTypeDescriptionNumber
Active
V-DOB VIOLATION - ACTIVE
2019-11-08LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2017 INSPECTION REPORTV110819LBLVIO06083
Active
V-DOB VIOLATION - ACTIVE
2018-04-06LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORTV040618LBLVIO07833
Active
V-DOB VIOLATION - ACTIVE
2013-03-01LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORTV030113LBLVIO08418
Active
V-DOB VIOLATION - ACTIVE
1994-07-25LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV072594LL629105024
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1988-10-17C-CONSTRUCTION OTHER OPTIONALV*101788C01K01

Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-05

ECB violations (DOB) 0 active of 0

DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.

No records found in this dataset for this lot.

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05

OATH tickets (all agencies) 1 unpaid of 20

Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
Unpaid balance Default
DEFAULTED · DEFAULTED
2017-04-24Pcs - DohmhFAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1STALEX$600 / $0 / $6000801049307
No balance due
WRITTEN OFF · WRITTEN OFF
2017-05-15Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OFFENSEALEX$300 / $0 / $0042195481Y
No balance due
WRITTEN OFF · WRITTEN OFF
2017-02-15Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OFFENSEALEX$300 / $0 / $0041873637P
No balance due
WRITTEN OFF · WRITTEN OFF
2017-01-04Dos - Enforcement AgentsIMPROPER MISUSED CURBSIDE RECYCLING CONTAINER 1 TO 8 DWELLING UNITSALEX$25 / $0 / $0041434958L
No balance due
WRITTEN OFF · WRITTEN OFF
2016-09-12Dos - Enforcement AgentsDIRTY AREAALEX$300 / $0 / $0044611542L
No balance due
HEARING COMPLETED · DISMISSED
2015-12-21Sanitation DeptFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSALEX— / — / —041872565K
No balance due
HEARING COMPLETED · DISMISSED
2015-08-10Sanitation DeptIMPROPER DISPOSAL BEDDING 1ST OFFENSEALEX— / — / —041589552H
No balance due
HEARING COMPLETED · DISMISSED
2015-08-02Sanitation DeptUNCOVERED RECEPTACLES 1ST OFFENSEALEX— / — / —044431222Y
No balance due
PAID IN FULL
2015-06-08Sanitation DeptFAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITSALEX$25 / $25 / —041699924R
No balance due
HEARING COMPLETED · IN VIOLATION
2014-08-13Fire Department Of NycACCUMULATION AND REMOVAL OF COMBUSTIBLE WASTEOWNER OF— / — / —011365875L
No balance due
HEARING COMPLETED · DISMISSED
2013-06-24Sanitation OthersSEPARATION AND WEIGHTALEXIEVO— / — / —0178194803
No balance due
WRITTEN OFF · WRITTEN OFF
2012-05-08Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSALEXIEV$25 / $0 / $0041313423Y

Showing 12 of 20 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-05

HPD registration & contacts

Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.

HPD building ID
324708
Last registered
2025-10-08
Registration valid until
2026-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
SitemanagerMame Diarra Sylla
IndividualownerMame Diarra SyllaBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-05; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-05

HPD housing-code violations 52 open of 59

Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.

StatusClassIssuedAptCondition
Open
Nov Sent Out · 2026-05-05
A2026-05-05(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.GOV\HPD, SEARCH BED BUGS.
Open
Nov Sent Out · 2025-06-10
A2025-06-10(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.GOV\HPD, SEARCH BED BUGS.
Open
Nov Sent Out · 2024-12-13
C2024-12-133R§ 27-2005, 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED WIRING AT CEILING IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-13
B2024-12-133R§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL WALL TILE AT NORTH WALL IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-13
C2024-12-133R§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR LESS THAN 50 SQ FEET OF FIRE RETARDANT MATERIAL AT CEILING IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-13
C2024-12-133R§ 27-2005 ADM CODE MAKE SAFE BY PROPERLY REPAIRING THE STRUCTURAL DEFECT HANGING WOOD BEAM AT CEILING IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
C2024-12-123R§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF GLASS PANE AT EAST WINDOW LOWER SASH IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
B2024-12-123R§ 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT SINK IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
B2024-12-123R§ 27-2005 HMC: REFIT LOWER SASH COUNTER BALANCE AT 1ST WINDOW WEST IN THE 5th ROOM FROM EAST LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
B2024-12-123R§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR GREATER THAN 10 SQ FEET AT SOUTH WALL IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
C2024-12-123R§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF COUNTER BALANCE LOWER SASH AT FIRE ESCAPE WINDOW IN THE 5th ROOM FROM EAST LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
B2024-12-123R§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD SUBLFOOR IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
C2024-12-123R§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING GREATER THAN 10 SQ FEET OF FIRE RETARDANT MATERIAL IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-12
C2024-12-123R§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF SOUTH WINDOW LOWER SASH GLASS PANE IN THE PRIVATE HALLWAY LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Notice Of Issuance Sent To Tenant · 2024-12-11
C2024-12-113RHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-11
C2024-12-113R§ 27-2005, 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED WIRING AT CEILING IN THE 4th ROOM FROM EAST LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-11
B2024-12-113R§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-11
B2024-12-113R§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING PLATE COVERS FOR ALL ELECTRICAL OUTLETS AND SWITCHES IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Notice Of Issuance Sent To Tenant · 2024-12-11
C2024-12-113RHMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2024-12-11
C2024-12-113R§ 27-2005, 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED WIRING AT EAST WALL IN THE 5th ROOM FROM EAST LOCATED AT APT 3R, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST

Showing 20 of 59 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-05

HPD complaints 3

Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.

ReceivedStatusAptProblem(s)Outcome
2024-12-04CLOSE3RDoor/Window – Window Frame
Unsanitary Condition – Pests
Water Leak – Slow Leak
Electric – Outlet/Switch
Paint/Plaster – Wall
HPD inspected this condition so the complaint has been closed. Violations were issued. The law provides the property owner time to correct the condition(s). Violation descriptions and the dates for t
2023-11-10CLOSE4RHeat/Hot Water – Apartment OnlyThe Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd
2019-11-15CLOSE3LHeat/Hot Water – Entire BuildingThe Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been closed

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-05; data as of 2026-11-05

311 requests (last 12 months) 6

Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.

OpenedAgencyComplaintStatusClosed
2026-06-08DPRDamaged Tree – Branch or Limb Has Fallen DownClosed2026-09-01
2025-12-23DPRMaintenance or Facility – Rodent SightingClosed2025-12-29
2025-12-16DPRMaintenance or Facility – Rodent SightingClosed2025-12-29
2025-12-16DOHMHRodent – Rat SightingClosed2025-12-16
2025-12-14DPRMaintenance or Facility – Rodent SightingClosed2025-12-15
2025-12-11DPRMaintenance or Facility – Rodent SightingClosed2025-12-15

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05

Nearby properties

On Leonard St

Same tax block (2575)

All properties on Leonard St, Brooklyn · All of Brooklyn 11222

Open-item counts as of November 5, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs