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427 5th Avenue, Brooklyn, NY 11215

BBL 3010050008 (Borough 3, Block 1005, Lot 8) · BIN 3022116 · Last updated: · Park Slope · ZIP 11215

Also recorded in city data as: 42730 5 Ave

Summary · as of November 6, 2026

427 5th Avenue (Brooklyn, NY 11215; tax lot BBL 3010050008) is a 1-unit mixed-use building with apartments and ground-floor commercial space (building class S1: mixed-use: one-family home with one store or office), built around 1920, on a 1,600 sq ft lot zoned C4-3A. City tax records list the owner as DANIELS, DEMETRIA. The Department of Finance's final market value for tax year 2027 is $4,727,000. As of November 6, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows one DOB job with a permit issued but no sign-off and one open HPD violation. There were two 311 requests 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
DANIELS, DEMETRIA
Building class
S1 · Mixed-use: one-family home with one store or office
Year built · units
1920 · 1 res.
Lot area · zoning
1,600 sq ft · C4-3A
Market value (DOF)
$4,727,000 FY2027
Last priced deed
—
BBL
3010050008
BIN
3022116

How to cite: NYC Property Facts, “427 5th Avenue, Brooklyn, NY 11215 (BBL 3010050008)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/427-5th-avenue-3010050008. 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)
DANIELS, DEMETRIAThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S1 – Mixed-use: one-family home with one store or officeThe Department of Finance’s category for what kind of building this is.
Land use
Mixed residential & commercialCity Planning’s broad category of how the lot is used.
Year built
1920Often an estimate for older buildings.
Floors
3
Units
1 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,600 sq ft (20 ft × 80 ft)
Building floor area
3,675 sq ft (incl. 1,213 sq ft commercial)
Zoning
C4-3AThe zoning district sets what can be built and used here. Commercial district.
Built vs. allowed density (FAR)
2.30 built / 3.00 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 3010050008 (Borough 3, Block 1005, Lot 8) · BIN 3022116BBL 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 2026-11-07; Building Footprints — city dataset updated 2026-10-25; last loaded 2026-11-01

Tax assessment

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

Market value (tax year 2027, final roll)
$4,727,000The 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
$283,620The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$61,727Assessed value minus any exemptions.
Tax class
Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
Tax yearRollMarket valueAssessed valueTax class
2027Final$4,727,000$283,6201
2026Final$4,456,000$267,3601
2025Final$4,534,000$272,0401

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-07

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
2026-09-08DEED$0 / not statedDaniels, DemetriaCorinthian 427, Llc2026091800297001
2026-03-30DEED$0 / not statedDaniels, DemetriaDaniels, Demetria2026040100214001
2025-05-01TODD$0 / not statedDaniels, Ernest; Daniels, Anastasios ErnestDaniels, Demetria; Poniros, Mary; Poniros, John2025050200270001
2024-11-19TODD$0 / not statedDaniels, Anastasios Ernest; Daniels, ErnestDaniels, Demetria; Bazigos, William2024112200219001
1984-07-18DEED$0 / not statedDaniels, James Exec/OfDaniels, ErnestFT_3170001033717

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-07

DOB job filings 1 open of 3

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
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2004-11-17
301861670
BIS
A3 – Minor alteration (one type of work)2004-11-16—
Not open
LOC Issued · 2024-06-12
B00990871-I1
DOB NOW
Alteration2024-01-23$1,500
Not open
SIGNED OFF · 2010-05-17
320084261
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2009-10-27$71,900

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; last loaded 2026-11-06; a later sync attempt failed on 2026-11-07; showing the last successful load

Work permits 8

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
2024-06-052024-08-22B00990871-I1
DOB NOW
Sign
NON-ILLUMINATED NON-ADVERTISING ACCESSORY WALL SIGN - BARK SLOPE. NO CHANGE OF USE, EGRESS OR OCCUPANCY.
Signed-off
2010-04-122011-04-12320119983
BIS
SignISSUED (initial)
2009-12-012010-12-01320084261
BIS
Plumbing / PlumbingISSUED (initial)
2009-11-162010-05-08320084261
BIS
Equipment work / Other / general constructionISSUED (initial)
2009-11-162010-05-08320084261
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2009-11-162010-05-08320084261
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2004-11-172005-11-01301861670
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2004-11-172005-11-01301861670
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 0 active of 19

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
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2024-09-23LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTIONV*092324LBLVIO07873
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2023-06-30LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTIONV*063023LBLVIO06892
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2023-06-30LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTIONV*063023LBLVIO26839
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2023-06-20LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTIONV*062023LBLVIO28221
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2023-06-20LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTIONV*062023LBLVIO06750
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2023-04-25LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTIONV*042523LBLVIO18473
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2018-04-06LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORTV*040618LBLVIO13747
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2017-02-24LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORTV*022417LBLVIO11238
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2015-10-01LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORTV*100115LBLVIO10109
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2015-03-03LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2013 INSPECTION REPORTV*030315LBLVIO06606
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2014-05-15LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORTV*051514LBLVIO12077
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2013-03-01LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORTV*030113LBLVIO06325
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2011-12-13LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORTV*121311LBLVIO08654
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2009-12-31LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDV*123109LBLVIO10291
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2009-01-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*010109LL629118225

Showing 15 of 19 records. The API and the source dataset have the full list.

Source: DOB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

ECB violations (DOB) 0 active of 4

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 #
Resolved
Hearing: STIPULATION/IN-VIO · Certification: CERTIFICATE ACCEPTED
2023-09-21CLASS - 2UPON INSPECTION OBSERVED AT EXP.1/FRONT, A BLUE NON-ILLUMINATED ACCESSORY SIGN WITH YELLOW & RED LETTERS READING "PARK SLOPE SALON" AND ANOTHER ACCESSORY SIGN YELLOW WITH RED LETTERS READING "PET STORE" WHICH I$1,250 / $1,295 / $039095424L
Resolved
Hearing: DEFAULT · Certification: CERTIFICATE ACCEPTED
2017-02-24CLASS - 2AS PER CLASS 2 (B265) 28-303.7 FAILURE TO FILE A COMPLETE BOILER INSPECTION REPORT AS PER DOB RECORDS. SUBMIT A CURRENT B09 REPORT.$1,250 / $4,120 / $-1,25032087575Y
Resolved
Hearing: ADMIT/IN-VIO · Certification: CERTIFICATE ACCEPTED
2024-09-27CLASS - 2FAILURE TO FILE REQUIRED ANNUAL BOILER INSPECTION REPORTS FOR LOW-PRESSURE BOILER 30000814131N0001 IN ACCORDANCE WITH THE RULES OF THE DEPARTMENT.1RCNY 103-01(D)(1)REQUIRES THAT AN ANNUAL INSPECTION REPORT FOR$655 / $655 / $037029255L
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2025-01-29CLASS - 2FAILURE TO COMPLY WITH COMMISSIONER'S ORDER CONTAINED IN SUMMONS #39095424L ISSUED ON 09/21/2023, AND FAILURE TO FILE A CERTIFICATE OF CORRECTION PURSUANT TO 28.201.1 AND 1 RCNY 102-01(D)(2). AN ACCEPTABLE CERT$1,250 / $1,267 / $037033070R

Source: DOB ECB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

OATH tickets (all agencies) 0 unpaid of 29

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 #
No balance due
PAID IN FULL
2026-07-29Sanitation OthersLOOSE RUBBISH 1ST OCCURRENCEDANIELS DEMETRIA$50 / $50 / $0049765182K
No balance due
PAID IN FULL
2025-11-06Sanitation OthersLOOSE RUBBISH 1ST OCCURRENCEERNEST DANIELS$50 / $50 / $0049355945H
No balance due
PAID IN FULL · IN VIOLATION
2025-01-29Dept. Of BuildingsFAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOBERNEST DANIELS$1,250 / $1,267 / $0037033070R
No balance due
PAID IN FULL · ADMIT IN-VIO
2024-09-27Dept. Of BuildingsFAILURE TO FILE COMPLETE BOILER INSPECTION REPORTERNEST DANIELS$655 / $655 / $0037029255L
No balance due
PAID IN FULL · STIPULATED
2023-09-21Dept. Of BuildingsWORK WITHOUT A PERMITERNEST DANIELS$1,250 / $1,295 / $0039095424L
No balance due
HEARING COMPLETED · DISMISSED
2019-08-01Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFFF T TRUCKING CO INC$0 / $0 / $0000672425P
No balance due
PAID IN FULL · SETTL IN-VIO
2019-05-04Dos - Enforcement AgentsIMPROPER DISPOSAL BEDDING 1ST OFFENSEDANIELS$300 / $325 / $00205083900
No balance due Default
PAID IN FULL · DEFAULTED
2018-12-17Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSDANIELS$25 / $41 / $0044422452P
No balance due
PAID IN FULL
2018-02-22Dos - Enforcement AgentsPOSTING OF SIGN PERMIT, WASTE REMOVALPRIMETIME WINE LIQUORS$100 / $100 / $0045250645J
No balance due Default
PAID IN FULL · DEFAULTED
2017-02-24Dept. Of BuildingsFAILURE TO FILE COMPLETE BOILER INSPECTION REPORTERNEST DANIELS$1,250 / $4,120 / $-1,250032087575Y
No balance due
WRITTEN OFF · WRITTEN OFF
2016-02-11Dos - Enforcement AgentsRECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITSDANIELS$25 / $0 / $0044442382R
No balance due
PAID IN FULL
2014-06-28Dept Of TransportationFAILURE TO SEAL STREET OPENING JOINTSKEYSPAN ENERGY DELIVERY NYC$250 / $250 / —0185701001

Showing 12 of 29 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-07; last loaded 2026-11-07

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
130462
Last registered
2026-09-22
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentStamatios MamounasManas Real Estate GroupBrooklyn, Ny
SitemanagerStamatios Mamounas
CorporateownerCorinthian 427 LLCBrooklyn, Ny
HeadofficerDe DanielsBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-07; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-07

HPD housing-code violations 1 open of 1

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
Civ14 Mailed · 2026-10-19
B2026-10-070§ 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ENTIRE APARTMENT LOCATED AT APT 0, 1st STORY, 1st APARTMENT FROM WEST AT NORTH

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

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

311 requests (last 12 months) 2

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
2026-07-28DSNYMissed Collection – Recycling - PaperClosed2026-07-29
2026-02-17DEPLead – Lead Kit Request (Residential) (L10)Closed2026-02-18

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-07; last loaded 2026-11-07

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 5 Ave

Same tax block (1005), closest first

All properties on 5 Ave, Brooklyn · Brooklyn 11215

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