Independent site. Data from NYC Open Data; not affiliated with the City of New York.

NYC Property Factsfree public-records reference

604 Maple Street, Brooklyn, NY 11203

BBL 3047990029 (Borough 3, Block 4799, Lot 29) · BIN 3106821 · Last updated:

Summary · as of November 6, 2026

604 Maple Street (Brooklyn, NY 11203; tax lot BBL 3047990029) is a 6-unit walk-up apartment building (building class C2: walk-up apartments, five or six families), built around 1931, on a 2,500 sq ft lot zoned R6. City tax records list the owner as 604 MAPLE LLC; per ACRIS, a deed to this owner dated April 24, 2023 lists a price of $600,000. The Department of Finance's final market value for tax year 2027 is $1,162,000. As of November 6, 2026, NYC Open Data shows 10 active DOB violations, three active ECB violations, 47 open HPD violations and nine OATH tickets with an unpaid balance. There were no 311 requests in the past 12 months and one HPD complaint since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
604 MAPLE LLC
Building class
C2 · Walk-up apartments, five or six families
Year built · units
1931 · 6 res.
Lot area · zoning
2,500 sq ft · R6
Market value (DOF)
$1,162,000 FY2027
Last priced deed
$600,000 · 2023-04-24
BBL
3047990029
BIN
3106821

How to cite: NYC Property Facts, “604 Maple Street, Brooklyn, NY 11203 (BBL 3047990029)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/604-maple-street-3047990029. 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)
604 MAPLE LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C2 – Walk-up apartments, five or six familiesThe 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
1931Often an estimate for older buildings.
Floors
3
Units
6 residential / 6 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
6,000 sq ft
Zoning
R6The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.40 built / 2.43 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 3047990029 (Borough 3, Block 4799, Lot 29) · BIN 3106821BBL 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 2026-11-06; 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)
$1,162,000The 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
$522,900The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$136,546Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,162,000$522,9002A
2026Final$968,000$435,6002A
2025Final$806,400$362,8802A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-06

Sales & deed history 3

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
2023-04-24DEED$600,000Estate Of Mercedes Mercado; Lawler, As Executor, Arthur Mercado; A/K/A Estate Of Maria Mercedes Mercado604 Maple Llc2023050500101003
2023-04-24DEED$0 / not statedA/K/A Estate Of Calistro Mercado; Lawler, As Administrator De Bo, Arthur Mercado; Estate Of Calixto Mercado AvilesEstate Of Mercedes Mercado; A/K/A Estate Of Maria Mercedes Mercado; Lawler, As Executor, Arthur Mercado2023050500101002
2017-10-25DEED$110,000Mercado, Mercedes; Mangual, GabrielSsliberty Inc.; American Regional Real Estate Partners, Llc2017103000927001

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-06

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 2026-11-05; data as of 2026-11-06; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; data as of 2026-11-06

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 2026-11-05; data as of 2026-11-06; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 10 active of 10

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
2024-09-23LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTIONV092324LBLVIO11225
Active
V-DOB VIOLATION - ACTIVE
2019-11-08LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2017 INSPECTION REPORTV110819LBLVIO06885
Active
V-DOB VIOLATION - ACTIVE
2013-03-01LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORTV030113LBLVIO09861
Active
V-DOB VIOLATION - ACTIVE
2011-12-13LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORTV121311LBLVIO13045
Active
V-DOB VIOLATION - ACTIVE
2009-12-31LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDV123109LBLVIO15200
Active
V-DOB VIOLATION - ACTIVE
2009-01-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV010109LL629111666
Active
V-DOB VIOLATION - ACTIVE
2008-01-03LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV010308LL629111643
Active
V-DOB VIOLATION - ACTIVE
2007-01-19LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV011907LL629112110
Active
V-DOB VIOLATION - ACTIVE
2005-01-31LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV013105LL629112467
Active
V-DOB VIOLATION - ACTIVE
1995-08-29LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV082995LL629124328

Source: DOB Violations — city dataset updated 2026-11-05; data as of 2026-11-06

ECB violations (DOB) 3 active of 3

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.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Active
Hearing: WRITTEN OFF
Written off refers to the penalty, not the violation.
2005-05-23HazardousFAILURE TO MAINTAIN. DEFECT IS: RETAINING WALL AT REAR YARD IN DISREPAIR IS LEANING AND OUT OF PLUMB. REMEDY: MAINTAIN RETAINING WALL.$10,000 / $0 / $034482509Z
Active
Hearing: WRITTEN OFF
Written off refers to the penalty, not the violation.
2004-12-08Non-HazardousFAILURE TO MAINTAIN BUILDING.DEFECT NOTED:RETAINING CONCRETE WALL APPROX. 5' WIDE BY 4' HIGH CRACKED,PULLING AWAY,AND IN DANGER OF COLLAPSING DOWN ON THE COMMUNITY DRIVEWAY AND ADJACENT PROPERTY.NOTED LOCATION:$2,500 / $0 / $034457495M
Active
Hearing: WRITTEN OFF
Written off refers to the penalty, not the violation.
2005-01-06HazardousFAILURE TO MAINTAIN.DEFECT IS:RETAINING WALL CRACKED BULGING & LEANING OUT OF PLUMB IN DANGER OF FALLING IN COMMUNITY DRIVEWAY AT REAR OF BUILDING.REMEDY:MAKE ALL REPAIRS IMMEDIATELY.$2,500 / $0 / $034492994K

Source: DOB ECB Violations — city dataset updated 2026-11-05; data as of 2026-11-06

OATH tickets (all agencies) 9 unpaid of 17

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
2026-05-25Sanitation OthersUNCOVERED RECEPTACLES 1ST OCCURRENCE604 MAPLE LLC$300 / $0 / $300049455214M
Unpaid balance Default
DOCKETED · DEFAULTED
2025-10-26Sanitation OthersUNCOVERED RECEPTACLES 1ST OCCURRENCE604 MAPLE LLC$300 / $0 / $300049399952K
Unpaid balance Default
DOCKETED · DEFAULTED
2024-12-23Sanitation OthersIMPROPER DISPOSAL--BEDDING 1ST OCCURRENCE604 MAPLE LLC$300 / $0 / $300048857551Z
Unpaid balance Default
DOCKETED · DEFAULTED
2023-06-23Dos - Enforcement AgentsDIRTY SIDEWALKAMERICAN REGIONAL REAL ESTATE$300 / $0 / $300047973819M
Unpaid balance Default
DOCKETED · DEFAULTED
2023-03-22Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OCCURRENCEAMERICAN REGIONAL REAL ESTATE$300 / $0 / $300047801321Y
Unpaid balance Default
DOCKETED · DEFAULTED
2023-03-21Dos - Enforcement AgentsSTORAGE OF RECEPTACLES 1ST OCCURRENCEAMERICAN REGIONAL REAL ESTATE$300 / $0 / $300047807693M
Unpaid balance Default
DOCKETED · DEFAULTED
2021-07-21Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OFFENSEAMERICAN REGIONAL REAL ESTATE$300 / $0 / $300047273461J
Unpaid balance Default
DOCKETED · DEFAULTED
2019-03-25Dos - Enforcement AgentsABANDONING VEHICLEALVAREZ DIMITRI$1,000 / $0 / $1,000042018390L
Unpaid balance Default
DOCKETED · DEFAULTED
2018-10-25Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSAMERICAN REGIONAL REAL ESTATE$25 / $0 / $25042017601H
No balance due
PAID IN FULL
2026-09-14Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST604 MAPLE LLC$50 / $50 / $0049944108X
No balance due
PAID IN FULL
2015-05-06IMPROPER DISPOSAL BEDDING 1ST OFFENSEAVILES$100 / $100 / —0186237260
No balance due
WRITTEN OFF · WRITTEN OFF
2013-02-25Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OFFENSEAVILES$300 / $0 / $0041884241M

Showing 12 of 17 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-06; data as of 2026-11-06

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
332336
Last registered
2026-09-27
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
HeadofficerEfraim KatzBrooklyn, Ny
AgentEfraim Katz604 MAPLE LLCBrooklyn, Ny
Corporateowner604 MAPLE LLCBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-06; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-06

HPD housing-code violations 47 open of 61

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
First No Access To Re- Inspect Violation · 2023-03-27
B2022-10-074§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT ( A[PPROXIMATELY 5SQFT ) WEST WALL IN THE BATHROOM LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 15202755 ISSUED 07-JUN-22 HAS BEEN UPGRA
Open
Nov Sent Out · 2022-06-09
B2022-06-09§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF FREE STANDING 2 FEET X 9 FEET PIECE OF WOOD ,AT EAST WALL, AT PUBLIC HALL, 1st STORY
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD-PAINT THAT IS XRF TESTED INCONCLUSIVE FOR LEAD CONTENT AT 0.5MG/CM2 AND IS PRESUMED LEAD PAINT AS SET FORTH IN (28 RCNY §11-07(b)) AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE-USING WORK PRACTIC
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) NORTH WALL, SOUTH WALL, EAST WALL, WEST WALL,
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF KEY OPERATED LOCK AT DOOR TO ROOM WITH FIRE ESCAPE IN THE 3rd ROOM FROM NORTH AT EAST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st DOOR FROM WEST AT NORTH WALL, 1st DOOR FRA
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
A2022-06-094§ 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION THE 1st RISER FROM SOUTH AT WEST WALL IN THE KITCHEN LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
A2022-06-094§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE 1st DOOR FROM EAST AT SOUTH WALL, 1st CLOSET FROM EAST AT SOUTH WALL DOOR IN THE 2nd ROOM FROM NORTH AT WEST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SO
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2005, 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED ELECTRICAL WIRES AT CEILING IN THE 2nd BEDROOM FROM NORTH AT WEST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT WEST WALL IN THE 3rd ROOM FROM NORTH AT EAST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
B2022-06-09§ 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE BOWEDSTEEL LINTEL AT 1ST WINDOW FROM EAST AT FRONT AREAWAY, 2nd STORY
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINNGES IN THE ENTRANCE LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) BASEBOARD AT NORTH WALL, BASEBOARD AT SOUTH WA
Open
Nov Sent Out · 2022-06-09
B2022-06-09§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CRACKED BRICK WALL AT 3RD STORY WITH DETERIORATED AND MISSING MORTAR AT JOINTS 2ND AND 3RD STORIES AT FRONT AREAWAY
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT NORTH WALL IN THE FOYER LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
A2022-06-094§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
C2022-06-094§ 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) BASEBOARD AT SOUTH WALL, BASEBOARD AT WEST WAL
Open
Nov Sent Out · 2022-06-09
B2022-06-094§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT IN THE 3rd ROOM FROM NORTH AT EAST LOCATED AT APT 4, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
Open
Nov Sent Out · 2022-06-09
B2022-06-09§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING KNOB AT DOOR TO BUILDING'S VESTIBULE, SOUTH WALL, AT PUBLIC HALL, 1st STORY

Showing 20 of 61 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 2026-11-06

HPD complaints 1

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
2022-06-02CLOSE4Door/Window – Window Frame
Water Leak – Slow Leak
Paint/Plaster – Wall
The Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-06; data as of 2026-11-06

311 requests (last 12 months) 0

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.

No records found in this dataset for this lot.

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-06; data as of 2026-11-06

Nearby properties

On Maple St

Same tax block (4799)

All properties on Maple St, Brooklyn · All of Brooklyn 11203

Open-item counts as of November 6, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs