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73 5th Avenue, Brooklyn, NY 11217

BBL 3009350004 (Borough 3, Block 935, Lot 4) · BIN 3018700 · Last updated:

Summary · as of November 6, 2026

73 5th Avenue (Brooklyn, NY 11217; tax lot BBL 3009350004) is a 3-unit mixed-use building with apartments and ground-floor commercial space (building class S3: mixed-use: three-family home with one store or office), built around 1920, on a 1,406 sq ft lot zoned R6A. City tax records list the owner as WELCH, JONATHAN. The Department of Finance's final market value for tax year 2027 is $1,708,000. As of November 6, 2026, NYC Open Data shows two DOB jobs with a permit issued but no sign-off and one open HPD violation. 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
WELCH, JONATHAN
Building class
S3 · Mixed-use: three-family home with one store or office
Year built · units
1920 · 3 res.
Lot area · zoning
1,406 sq ft · R6A
Market value (DOF)
$1,708,000 FY2027
Last priced deed
—
BBL
3009350004
BIN
3018700

How to cite: NYC Property Facts, “73 5th Avenue, Brooklyn, NY 11217 (BBL 3009350004)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/73-5th-avenue-3009350004. 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)
WELCH, JONATHANThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S3 – Mixed-use: three-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
3 residential / 4 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,406 sq ft (17.83 ft × 78.83 ft)
Building floor area
2,406 sq ft (incl. 802 sq ft commercial)
Zoning
R6A, C1-4The zoning district sets what can be built and used here. Residential district; the overlay (C1/C2…) allows local retail on residential blocks.
Built vs. allowed density (FAR)
1.71 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 3009350004 (Borough 3, Block 935, Lot 4) · BIN 3018700BBL 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)
$1,708,000The 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
$768,600The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$70,672Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,708,000$768,6002A
2026Final$1,457,000$655,6502A
2025Final$1,528,800$687,9602A

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

Sales & deed history 7

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
2022-04-10DEED$0 / not statedEstate Of Neale Welch; Mary Welch, As AdministratorWelch, Jamaal; Welch, Jonathan; Welch, Mary2022042501430001
2000-02-14DEED$0 / not statedPhillips, Audrey/Exec; Webb, Earl/Dec'DWelch, NealeFT_3570007208857
1984-10-12DEED$0 / not statedCity Of New YorkEarl Webb Interiors/Dba; Webb, EarlFT_3820001048882
1982-08-17DEED$0 / not stated
one deed covering 3581 lots; price is for all of them
Commissioner FinancenyNew York CityFT_3250000923125
1976-09-16DEED$0 / not stated
one deed covering 2318 lots; price is for all of them
Finance Admin Of The City Of Ny; ; Ivan E. IrizarryThe City Of New York; BK_7630087101950
1968-05-21DEED$0 / not statedWohltmann ElsieLa Marche LouisBK_6830072700200
1966-10-21DEED$0 / not statedKeisler AnnaWohltmann ElsieBK_6630027200415

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 2 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 - PARTIAL JOB · 1999-08-13
300874132
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1999-06-22$3,000
Permitted, not signed off
PERMIT ISSUED - PARTIAL JOB · 1999-07-29
300543589
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1996-08-20$4,000
Not open
SIGNED OFF · 2006-01-27
301956961
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2005-06-06$26,500

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 5

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
2005-06-132006-06-13301956961
BIS
Plumbing / PlumbingISSUED (initial)
2005-06-092005-07-24301956961
BIS
Equipment work / Other / general constructionISSUED (initial)
2005-06-092005-07-24301956961
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2005-06-092005-07-24301956961
BIS
Equipment work / Mechanical/HVACISSUED (initial)
1999-08-132000-06-12300874132
BIS
Equipment work / Fire suppressionISSUED (initial)

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 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 2026-11-05; data as of 2026-11-06

OATH tickets (all agencies) 0 unpaid of 46

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 Default
PAID IN FULL · DEFAULTED
2025-05-26Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 2ND OFFAMAZON LOGISTICS INC$1,500 / $1,500 / $0001022088P
No balance due
PAID IN FULL · ADMIT IN-VIO
2024-08-14Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 2ND OFFABBEY SERVICE WEST$440 / $440 / $0000873943X
No balance due
PAID IN FULL · ADMIT IN-VIO
2023-10-20Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 1ST OFFLUXURY KITCHEN BATH LLC$350 / $350 / $0000819512R
No balance due
PAID IN FULL
2022-06-24Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSWELCH NEALE$25 / $25 / $0047483825R
No balance due
PAID IN FULL
2022-04-15Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSWELCH NEALE$25 / $25 / $0047330132R
No balance due
PAID IN FULL
2022-04-08Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSWELCH NEALE$25 / $25 / $0047330121L
No balance due
PAID IN FULL
2019-02-04Dos - Enforcement AgentsSTORAGE OF RECEPTACLES - 2ND OFFENSENEALE WELCH$100 / $100 / $0044732836H
No balance due
PAID IN FULL
2018-05-02Dos - Enforcement AgentsSTORAGE OF RECEPTACLESNEALE$100 / $100 / $0044882059X
No balance due
PAID IN FULL
2017-08-02Dep - Bureau Of Env. CompliancFAILED TO INSTALL A BACKFLOW PREVENTERWELCH$700 / $700 / $00193635521
No balance due
WRITTEN OFF · WRITTEN OFF
2015-08-12Dept Of TransportationFAILURE TO COMPLY WITH THE TERMS AND CONDITIONS OF DOT PERMITSKABA KS CORP$3,600 / $0 / $00700117038
No balance due
PAID IN FULL
2014-03-31Sanitation DeptSIDEWALK OBSTRUCTIONNEALE$100 / $100 / —041975403J
No balance due Default
PAID IN FULL · DEFAULT
2012-05-04FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSNEALE$25 / $31 / —0171888182

Showing 12 of 46 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
131149
Last registered
2024-11-22
Registration valid until
2025-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentJonathan WelchBrooklyn, Ny
JointownerJonathan WelchBrooklyn, Ny
JointownerMary WelchBrooklyn, Ny
SitemanagerJonathan Welch

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 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
Info Nov Sent Out · 2025-11-24
I2025-11-24§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

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) 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
2026-03-05DOTStreet Condition – PotholeClosed2026-03-06

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

Nearby properties

On 5 Ave

Same tax block (935)

All properties on 5 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