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

NYC Property Factsfree public-records reference

49 7th Avenue, Brooklyn, NY 11217

BBL 3010590005 (Borough 3, Block 1059, Lot 5) · BIN 3024421 · Last updated:

Summary · as of November 6, 2026

49 7th Avenue (Brooklyn, NY 11217; tax lot BBL 3010590005) is a 4-unit walk-up apartment building (building class C3: walk-up apartments, four families), built around 1872, on a 2,100 sq ft lot zoned R6A. City tax records list the owner as DECOSTE ANTOINE. The Department of Finance's final market value for tax year 2027 is $2,752,000. As of November 6, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
DECOSTE ANTOINE
Building class
C3 · Walk-up apartments, four families
Year built · units
1872 · 4 res.
Lot area · zoning
2,100 sq ft · R6A
Market value (DOF)
$2,752,000 FY2027
Last priced deed
—
BBL
3010590005
BIN
3024421

How to cite: NYC Property Facts, “49 7th Avenue, Brooklyn, NY 11217 (BBL 3010590005)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/49-7th-avenue-3010590005. 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)
DECOSTE ANTOINEThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C3 – Walk-up apartments, four 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
1872Often an estimate for older buildings.
Floors
4
Units
4 residential / 4 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,100 sq ft (21 ft × 100 ft)
Building floor area
5,643 sq ft
Zoning
R6AThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.69 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).
Historic district
Park Slope Historic DistrictExterior changes in a historic district need Landmarks Preservation Commission approval.
Identifiers
BBL 3010590005 (Borough 3, Block 1059, Lot 5) · BIN 3024421BBL 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)
$2,752,000The 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
$1,238,400The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$158,405Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$2,752,000$1,238,4002A
2026Final$3,440,000$1,548,0002A
2025Final$3,306,000$1,487,7002A

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

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
1978-06-20DEED$0 / not statedJacques Martha Jean; Jacques Serge JeanDecoste Beatrix; Decoste AntoineBK_7830100100075
1977-09-20DEED$0 / not statedJean Jacques Martha; De Coste Antoine; Jean Jacques SergeJean Jacques Martha; Jean Jacques SergeBK_7730094600082
1967-04-27DEED$0 / not statedJean Jacques Serge; Jean Jacques Martha; De Coste AntoineDe Coste Antoine; Jean Jacques Martha; Jean Jacques SergeBK_6730041200262
1966-07-06DEED$0 / not statedArglo Realty CorpJean Jacques Martha; Jean Jacques SergeBK_6630018200413
1966-06-16DEED$0 / not statedBoccardi PaulArglo Realty CorpBK_6630016200335

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 1 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
Permitted, not signed off
Permit Entire · 2021-06-07
B00529054-I1
DOB NOW
Alteration2021-06-07$5,000

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 1

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
2021-06-072022-06-07B00529054-I1
DOB NOW
Supported Scaffold
INSTALLATION OF PIPE SCAFFOLDING FRONT ELEVATION
Permit Issued

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 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).

No records found in this dataset for this lot.

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

ECB violations (DOB) 0 active of 1

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: DISMISSED · Certification: N/A - DISMISSED
1993-05-06HazardousFAILURE TO MAINTAIN DEFECT IS LOOSE AND FALLING MASONRY COPING AT 4 STORY FRONT EAST. REMEDY:MAKE ALL NECESSARY REPAIRS. NOTE THIS IS A PARTY VIOL WITH #47 7TH NO.$0 / $0 / $034090774R

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

OATH tickets (all agencies) 0 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 #
No balance due
PAID IN FULL · ADMIT IN-VIO
2023-08-14Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFFAMAZON LOGISTICS INC$350 / $350 / $0000816802L
No balance due
PAID IN FULL
2019-12-01Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET4909 7TH AVE REALTY LLC$100 / $100 / $00208893329
No balance due
PAID IN FULL · SETTL IN-VIO
2018-11-30Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET4912 MANAGEMENT INC$300 / $256 / $00205722092
No balance due
PAID IN FULL
2016-05-07Sanitation DeptNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSANTOINE$25 / $25 / —044443143Y
No balance due
PAID IN FULL
2010-07-21Sanitation OthersRECYCLABLES PLACED FOR COLLECTION WITH NON-RECYCLABLES 1ST VIOLATIONANTOINE$25 / $25 / —0174371304
No balance due
PAID IN FULL
2010-07-03Sanitation OthersFAILURE TO PROPERLY PUT RECYCLABLES OUT FOR COLLECTIONANTOINE$25 / $25 / —0173714384
No balance due
WRITTEN OFF · WRITTEN OFF
2002-11-25Sanitation RecyclingLITTERINGJAQUEZ$100 / — / —0130000678
No balance due
WRITTEN OFF · WRITTEN OFF
2002-11-25Sanitation RecyclingLITTERINGMINIXKWNW$300 / — / —0130025693

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
133322
Last registered
2026-09-08
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
IndividualownerBeatrix DecosteBklyn, Ny
SitemanagerBeatrix Decoste

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 0 open of 6

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
Closed
Violation Dismissed · 2026-05-14
A2026-04-30(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 · 2025-08-11
A2025-06-05(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 · 2025-08-11
A2024-04-03(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 · 2025-08-11
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 · 2022-04-01
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 · 2021-04-26
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.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-06

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 2026-11-06; 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

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

On 7 Ave

Same tax block (1059)

All properties on 7 Ave, Brooklyn · All of Brooklyn 11217

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