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313 6th Avenue, Park Slope, Brooklyn, NY 11215

BBL 3009760005 (Borough 3, Block 976, Lot 5) · BIN 3020985 · Last updated: · Park Slope · ZIP 11215

Summary · as of November 9, 2026

313 6th Avenue (Brooklyn, NY 11215; tax lot BBL 3009760005) is a 4-unit walk-up apartment building (building class C6: walk-up co-op), built around 1935, on a 2,250 sq ft lot zoned R6B. City tax records list the owner as 313 6TH AVE APARTMENT. The Department of Finance's final market value for tax year 2027 is $2,655,000. As of November 9, 2026 (limited by OATH Hearings Division Case Status; other open-item sources were confirmed later), NYC Open Data shows four open HPD violations and one OATH ticket with an unpaid balance. There was one 311 request in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
313 6TH AVE APARTMENT
Building class
C6 · Walk-up co-op
Year built · units
1935 · 4 res.
Lot area · zoning
2,250 sq ft · R6B
Market value (DOF)
$2,655,000 FY2027
Last priced deed
—
BBL
3009760005
BIN
3020985

How to cite: NYC Property Facts, “313 6th Avenue, Brooklyn, NY 11215 (BBL 3009760005)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/313-6th-avenue-3009760005. 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)
313 6TH AVE APARTMENTThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C6 – Walk-up co-opThe 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
1935Often an estimate for older buildings. Major alteration recorded: 2015.
Floors
4
Units
4 residential / 4 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,250 sq ft (23 ft × 97.83 ft)
Building floor area
6,440 sq ft
Zoning
R6BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.86 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 3009760005 (Borough 3, Block 976, Lot 5) · BIN 3020985BBL 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; last loaded 2026-11-10; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08; checked unchanged 2026-11-10

Tax assessment

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

Market value (tax year 2027, final roll)
$2,655,000The 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
$1,194,750The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$223,178Assessed value minus any exemptions.
Tax class
Tax class 2C – co-op/condo, 2–10 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$2,655,000$1,194,7502C
2026Final$2,763,000$1,243,3502C
2025Final$3,454,000$1,554,3002C

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-10

Sales & deed history 4

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
1982-09-15DEED$0 / not statedMittelman, Doug; Gray, Lynn H Jr; Gray, Margaret E313 6th Ave Apartment CpFT_3230000927123
1981-07-08DEED$0 / not statedGray Lynn H Jr; Gray Margaret EMittelman Doug; Gray Lynn H Jr; Gray Margaret EBK_8130124901108
1978-12-07DEED$0 / not statedRaffa Rose Anne; Caudullo William JGray Lynn H Jr; Gray Margaret EBK_7830103900532
1977-07-06DEED$0 / not statedGonzales Leocadio; Gonzales RamonaRaffa Roseanne; Caudullo William JBK_7730093000106

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-10; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-10; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-10

DOB job filings 0 open of 1

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.

StatusJob #TypeFiledEst. cost
Not open
SIGNED OFF · 2016-05-02
321241580
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2015-09-24$220,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-09; last loaded 2026-11-10; DOB Job Application Filings (BIS) — city dataset updated 2026-11-09; last loaded 2026-11-10

Work permits 2

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.

IssuedExpiresJob #WorkPermit status
2015-11-102016-11-09321241580
BIS
Plumbing / PlumbingISSUED (initial)
2015-09-302016-07-22321241580
BIS
Equipment work / Other / general constructionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-10; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 0 active of 0

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). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

No records found in this dataset for this lot.

Source: DOB Violations — city dataset updated 2026-11-09; last loaded 2026-11-10

DOB safety violations (DOB NOW) 0 active of 0

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

No records found in this dataset for this lot.

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-09; last loaded 2026-11-10

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 2026-11-07; last loaded 2026-11-10

OATH tickets (all agencies) 1 unpaid of 8

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
2011-02-01Dep - Bureau Of Env. CompliancOPERATING EMISSION SOURCE WITH EXPIRED REGISTRATION313 6TH AVE APT CORP$875 / $963 / $175000512064X
No balance due
PAID IN FULL · ADMIT IN-VIO
2024-07-18Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 3RD AND SUBCONSOLIDATED EDISON COMPANY OF$600 / $600 / $0000871442Z
No balance due Default
PAID IN FULL · DEFAULTED
2018-12-28Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS313 6TH AVE APARTMENT$25 / $25 / $00204976521
No balance due
PAID IN FULL
2017-12-15Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS313 6TH AVE APARTMENT$25 / $25 / $00197361340
No balance due
APPEAL DECIS RENDERD · IN VIOLATION
2013-09-04Sanitation DeptILLEGAL PLACEMENT POSTERS STICKERS ON WINDSHIELDS WIPERS ON VEHICLESMILAN OPTIQUE$75 / $75 / —042303227Y
No balance due
HEARING COMPLETED · DISMISSED
2013-09-04Sanitation DeptILLEGAL PLACEMENT POSTERS STICKERS ON WINDSHIELDS WIPERS ON VEHICLESBROOKLYN DANCE PROJECT LLC— / — / —042175935L
No balance due
PAID IN FULL
2001-11-08$50 / $50 / —0126202735
No balance due
PAID IN FULL · IN VIOLATION
2000-04-22$25 / $25 / —0115422735

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-09; last loaded 2026-11-09

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
131934
Last registered
2026-09-21
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentMark Silberman313 SIXTH AVENUE APT. CORPBrooklyn, Ny
HeadofficerHerschel GarfeinBrooklyn, Ny
Corporateowner313 6 AVENUE APT. CORPORATION, INC.Brooklyn, Ny
ShareholderHerschel GarfeinBrooklyn, Ny
OfficerNicole ZeissBrooklyn, Ny
SitemanagerMark Silberman

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-10; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-10

HPD housing-code violations 4 open of 14

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 · 2011-11-03
B2011-11-03SECTION 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 TO SUNRISE ON THE DAY FOLLOWING ***MINIMUM 100 WATTS OF INCANDESCENT LIGHT REQUIRED***
Open
Nov Sent Out · 2009-06-17
B2009-06-17GROUNSECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PORCELAIN ENAMEL GLAZE AT BATHTUB IN THE BATHROOM LOCATED AT APT GROUN, 1st STORY, 1st APARTMENT FROM NORTH AT EAST
Open
Nov Sent Out · 2008-07-07
C2008-07-07D26-17.10 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDING'S HEATING SYSTEM 1 STY PUB HALL.
Open
Nov Sent Out · 2008-07-07
C2008-07-07D26-17.10 ADM CODE PROVIDE READY ACCESS TO BUILDING'S HEATING SYSTEM CELLAR DOOR PADLOCKED 1 STY PUB HALL TO CELLAR.
Closed
Violation Dismissed · 2023-07-10
A2023-03-20(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.
Closed
Violation Dismissed · 2022-03-07
A2022-02-18(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.
Closed
Violation Dismissed · 2022-03-07
A2021-04-05(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.
Closed
Violation Dismissed · 2021-08-31
I2021-04-05§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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Dismissed · 2019-11-26
I2019-10-28§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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Dismissed · 2018-08-13
I2017-11-15§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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Dismissed · 2016-12-06
I2016-11-01§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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Dismissed · 2015-11-17
I2015-10-06SECTION27-2107 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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P
Closed
Violation Dismissed · 2015-11-17
I2015-02-05SECTION27-2107 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 PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P
Closed
Violation Closed · 2017-10-18
A2008-07-07D26-20.08,20.09 ADM CODE FILE CERTIFICATION OF SATISFACTORY INSTALLATION OF SMOKE DETECTING DEVICE IN ACCORDANCE WITH H.P.D. RULES AND REGULATIONS.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-10; last loaded 2026-11-10

HPD complaints 0

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.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-10; last loaded 2026-11-10

311 requests (last 12 months) 1

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
2026-06-16NYPDEncampment – N/AClosed2026-06-16

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-10; last loaded 2026-11-10

Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

More in Park Slope: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on 6 Ave

Same tax block (976), closest first

All properties on 6 Ave, Brooklyn · Brooklyn 11215

Open-item counts as of November 9, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs