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473 78th Street, Brooklyn, NY 11209

BBL 3059610047 (Borough 3, Block 5961, Lot 47) · BIN 3149856 · Last updated:

Summary · as of November 6, 2026

473 78th Street (Brooklyn, NY 11209; tax lot BBL 3059610047) is a 6-unit walk-up apartment building (building class C2: walk-up apartments, five or six families), built around 1931, on a 2,033 sq ft lot zoned R4-1. City tax records list the owner as 473 78TH STREET LLC.. The Department of Finance's final market value for tax year 2027 is $1,123,000. As of November 6, 2026, NYC Open Data shows one active DOB violation and 25 open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
473 78TH STREET LLC.
Building class
C2 · Walk-up apartments, five or six families
Year built · units
1931 · 6 res.
Lot area · zoning
2,033 sq ft · R4-1
Market value (DOF)
$1,123,000 FY2027
Last priced deed
—
BBL
3059610047
BIN
3149856

How to cite: NYC Property Facts, “473 78th Street, Brooklyn, NY 11209 (BBL 3059610047)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/473-78th-street-3059610047. 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)
473 78TH STREET LLC.The 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
2,033 sq ft (20.33 ft × 100 ft)
Building floor area
4,980 sq ft
Zoning
R4-1, R6B, C1-3, BRThe 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)
2.45 built / 1.00 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 3059610047 (Borough 3, Block 5961, Lot 47) · BIN 3149856BBL 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)
$1,123,000The 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
$505,350The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$185,574Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$1,123,000$505,3502A
2026Final$936,000$421,2002A
2025Final$780,000$351,0002A

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
2006-02-10DEED$0 / not statedKoukos, Paul473 78th Street Llc.2006021300751001
2006-01-25DEED$0 / not statedKoukos, Executor, Paul; Estate Of Ifigenia KoukosKoukos, Paul2006012501190001
2001-10-03DEED$0 / not statedKoukos, Ippokratis; Koukos, IfigeniaKoukos, Ifigenia; Koukos, Ippokratis; Koukos, PaulFT_3060008910606
2001-02-23DEED$0 / not statedTsioumas, EleniKoukos, PaulFT_3210007567321
1982-11-02DEED$0 / not statedKoukos, Ippokratis; Koukos, IfigeniaKoukos, Ifigenia; Koukos, IppokratisFT_3790000937379
1971-07-02DEED$0 / not statedLivanos Areti; Livanos AntoniosKoukos Ifigenia; Tsioumas Eleni; Tsioumas Dimitrious; Koukos IppokratisBK_7130049200990
1971-04-15DEED$0 / not statedLivanos Areti; Livanos Antonios; Frangos Anna; Frangos GeorgeLivanos Antonios; Livanos AretiBK_7130047601019

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 1 active of 1

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
2009-01-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV010109LL629110524

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 14

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
2026-06-26Sanitation OthersFAIL TO RECYCLE ORGANIC WASTE 1-8 DWELLING UNITS 1ST473 78TH STREET LLC$25 / $25 / $0049938711J
No balance due
PAID IN FULL
2026-05-14Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET473 78TH STREET LLC$50 / $50 / $0049749262K
No balance due
PAID IN FULL
2021-04-09Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET473 78TH STREET LLC$100 / $100 / $0047073748K
No balance due
PAID IN FULL
2016-04-22Sanitation DeptNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITS473 78TH STREET LLC$25 / $25 / —041839622N
No balance due
PAID IN FULL · IN VIOLATION
2016-03-21FAILURE TO CLEAN 18 INCHES INTO STREET473 78TH STREET LLC$100 / $100 / —0186917969
No balance due
WRITTEN OFF
2007-11-09Sanitation DeptILLEGAL POSTING OF HANDBILL NOTICEGILMAN$200 / — / —042060680Z
No balance due
WRITTEN OFF
2007-11-09Sanitation DeptILLEGAL POSTING OF HANDBILL NOTICEGILMAN$200 / — / —042060679L
No balance due
HEARING COMPLETED · DISMISSED
2005-04-08— / — / —040270074L
No balance due
HEARING COMPLETED · DISMISSED
2005-04-08— / — / —040270075N
No balance due
PAID IN FULL
2004-09-24$25 / $25 / —0144167477
No balance due
HEARING COMPLETED · DISMISSED
2004-06-03— / — / —0142740209
No balance due
PAID IN FULL
2004-03-11$100 / $100 / —0141449817

Showing 12 of 14 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
174459
Last registered
2026-09-18
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentMaria KoukosBrooklyn, Ny
HeadofficerMaria KoukosBrooklyn, Ny
Corporateowner473 78TH STREET LLCBrooklyn, Ny
SitemanagerMaria Koukos

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 25 open of 28

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 · 2012-04-09
B2012-04-092SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ,, IN THE ENTRANCE LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
A2012-03-282SECTION 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION THE 1st RADIATOR FROM NORTH AT EAST WALL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
B2012-03-282SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF NAILS POP UP AT WOOD FLOOR IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
B2012-03-282SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS TO APARTMENT IN THE ENTRANCE LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
A2012-03-282SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE 1st DOOR FRAME FROM NORTH AT EAST WALL, 1st CLOSET FROM EAST AT SOUTH WALL DOOR FRAME, 1st WINDOW FRAME FROM WEST AT NORTH WALL, 2nd WINDOW FRAME FROM WEST AT NO
Open
Nov Sent Out · 2012-03-28
B2012-03-282SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF FIRE ESCAPE WINDOW OBSTRUCTED BY FURNITURE IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
B2012-03-282SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF NAILS POP UP AT WOOD FLOOR IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-28
C2012-03-282SECTION 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) SOUTH WALL, EAST WALL, WEST WALL IN THE
Open
Nov Sent Out · 2012-03-28
A2012-03-282SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL PEELING PAINT SURFACES IN THE FOYER , THE KITCHEN , THE BATHROOM , THE 1st ROOM FROM NORTH AT EAST, THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 2, 1st STORY,
Open
Nov Sent Out · 2012-03-28
B2012-03-282SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF NAILS POP UP AT WOOD FLOOR IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-03-08
C2012-03-082SECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) SOUTH WALL, EAST WALL IN THE KITCHEN LOCATED AT APT 2, 1st STORY, 1st
Open
Nov Sent Out · 2012-03-08
C2012-03-082SECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) WEST WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 2, 1st STORY, 1st
Open
Nov Sent Out · 2012-02-14
C2012-02-142SECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) NORTH WALL IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 2, 1st ST
Open
Nov Sent Out · 2012-02-14
C2012-02-142SECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) SOUTH WALL IN THE KITCHEN LOCATED AT APT 2, 1st STORY, 1st APARTMENT F
Open
Nov Sent Out · 2012-02-14
C2012-02-142SECTION 27-2056.6 ADM CODE - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY ?11-06(B)(2) NORTH WALL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st ST
Open
Nov Sent Out · 2012-01-20
A2012-01-202SECTION 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION THE 1st RADIATOR FROM SOUTH AT WEST WALL IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Certification Postponment Granted · 2012-02-10
C2012-01-202SECTION 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) EAST WALL IN THE FOYER LOCATED AT APT 2,
Open
Certification Postponment Granted · 2012-02-10
C2012-01-202SECTION 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, EAST WALL IN THE 2nd ROOM FR
Open
Nov Sent Out · 2012-01-20
A2012-01-202SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL PEELING PAINT SURFACES IN THE BATHROOM , THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH
Open
Nov Sent Out · 2012-01-20
A2012-01-202SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT THE BASEBOARD AT EAST WALL IN THE FOYER LOCATED AT APT 2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH

Showing 20 of 28 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 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 Bay Ridge: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

On 78 St

Same tax block (5961)

All properties on 78 St, Brooklyn · All of Brooklyn 11209

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