548 9th Street, Park Slope, Brooklyn, NY 11215
BBL 3010930019 (Borough 3, Block 1093, Lot 19) · BIN 3026070 · Last updated: · Park Slope · ZIP 11215
Summary · as of November 9, 2026
548 9th Street (Brooklyn, NY 11215; tax lot BBL 3010930019) is a 4-unit walk-up apartment building (building class C3: walk-up apartments, four families), built around 1896, on a 1,600 sq ft lot zoned R6B. City tax records list the owner as JOHN KOKINIS JR; the most recent deed with a stated price is dated April 28, 2004 at $1,500,000 (per ACRIS). The Department of Finance's final market value for tax year 2027 is $2,860,000. As of November 9, 2026 (limited by OATH Hearings Division Case Status; other open-item sources were confirmed later), NYC Open Data shows one DOB job with a permit issued but no sign-off and six open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- JOHN KOKINIS JR
- Building class
- C3 · Walk-up apartments, four families
- Year built · units
- 1896 · 4 res.
- Lot area · zoning
- 1,600 sq ft · R6B
- Market value (DOF)
- $2,860,000 FY2027
- Last priced deed
- $1,500,000 · 2004-04-28
- BBL
- 3010930019
- BIN
- 3026070
- 1Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violationsBIS 0 · DOB NOW safety 0
- 0Active ECB violations
- 6Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “548 9th Street, Brooklyn, NY 11215 (BBL 3010930019)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/548-9th-street-3010930019. 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)
- JOHN KOKINIS JRThe 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
- 1896Often an estimate for older buildings.
- Floors
- 3
- Units
- 4 residential / 4 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
- 3,480 sq ft
- Zoning
- R6BThe zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 2.18 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).
- Historic district
- Park Slope Historic DistrictExterior changes in a historic district need Landmarks Preservation Commission approval.
- Identifiers
- BBL 3010930019 (Borough 3, Block 1093, Lot 19) · BIN 3026070BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).
Agency lookups: DOB BIS · ZoLa (zoning map) · ACRIS
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)
- $2,860,000The 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
- $1,287,000The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $138,705Assessed value minus any exemptions.
- Tax class
- Tax class 2A – residential rental, 4–6 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $2,860,000 | $1,287,000 | 2A |
| 2026 | Final | $2,440,000 | $1,098,000 | 2A |
| 2025 | Final | $2,039,000 | $917,550 | 2A |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-10
Sales & deed history 2
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.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2004-04-28 | DEED | $1,500,000 | Maalouf, Antoun; Maalouf, Viola | Kokinis, Jennifer; Kokinis, John | 2004051200149001 |
| 1999-11-16 | DEED | $0 / not stated | Maalouf, Antoun; Maalouf, Viola | Maalouf, Antoun; Viola Maalouf Familytrust | FT_3230007133123 |
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 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.
| Status | Job # | Type | Filed | Est. cost |
|---|---|---|---|---|
| Permitted, not signed off PERMIT ISSUED - ENTIRE JOB/WORK · 2006-02-28 | 302034858 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2005-11-09 | $25,000 |
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.
| Issued | Expires | Job # | Work | Permit status |
|---|---|---|---|---|
| 2006-02-28 | 2007-02-28 | 302034858 BIS | Plumbing / Plumbing | ISSUED (initial) |
| 2006-01-19 | 2007-01-03 | 302034858 BIS | Equipment work / Other / general construction | ISSUED (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 3
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.
| Status | Issued | Severity | What it was for | Penalty / paid / balance | ECB # |
|---|---|---|---|---|---|
| Resolved Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED | 2005-04-05 | Hazardous | FAILURE TO MAINTAIN ADEQUATE HOUSE KEEPING. -HAZARDOUS. NOTED EXCESSIVE COMBUSTIBLE CONSTRUCTION DEBRIS PILED 5'HIGH AT FRONT. BASEMENT (E.G.) 2"X 3"'S, PLYWOOD, FURRING STRIPS, DOZENS OF PLASTIC BAGS SAME. | $500 / $500 / $0 | 34473731P |
| Resolved Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED | 2005-02-10 | Non-Hazardous | FAILURE TO MAINTAIN ADEQUATE HOUSEKEEPING NOTED: CONSTRUCTION MATERIAL, BLACK PLASTIC BAGS AND OTHER DEBRIS PILED UP AT THE FRONT YARD PIECES OF WOOD AND METAL STICKING OUT THROUGH FENCE. REMEDY: MAINTAIN | $500 / $500 / $0 | 34463585R |
| Resolved Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED | 2005-04-05 | Hazardous | WORK W/O PERMIT-HAZARDOUS.NOTED:FULL 1" X 3" WOOD FRAME WALLS ERECTED AT BASEMENT LEVEL WITH NEW PLUMBING/ELECTRICAL THROUGHOUT MULTIPLE HIGH HATS AT KITCHEN AREA WITH BX LINES THROUGHOUT ALL OF THE ABOVE WITHO | $800 / $800 / $0 | 34473730N |
Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-10
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.
| Status | Date | Agency | Charge | Respondent | Imposed / paid / balance | Ticket # |
|---|---|---|---|---|---|---|
| No balance due PAID IN FULL | 2025-01-29 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | JOHN KOKINIS JR | $50 / $50 / $0 | 048910382R |
| No balance due PAID IN FULL | 2018-07-25 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | JOHN KOKINIS JR | $25 / $25 / $0 | 041979551J |
| No balance due PAID IN FULL | 2013-03-26 | Dos - Enforcement Agents | SIDEWALK OBSTRUCTION | JOHN KOKINIS JR | $100 / $100 / — | 041884398K |
| No balance due PAID IN FULL | 2008-07-19 | Sanitation Others | RECYCLABLES PLACED FOR COLLECTION WITH NON-RECYCLABLES | KOKINIS | $25 / $25 / — | 0163280078 |
| No balance due PAID IN FULL · IN VIOLATION | 2005-04-05 | Dept. Of Buildings | FAILURE TO MAINTAIN ADEQUATE HOUSEKEEPING. | KOKINIS | $500 / $500 / — | 034473731P |
| No balance due PAID IN FULL · IN VIOLATION | 2005-04-05 | Dept. Of Buildings | WORK WITHOUT A PERMIT: HAZARDOUS. | KOKINIS | $800 / $800 / — | 034473730N |
| No balance due PAID IN FULL · IN VIOLATION | 2005-02-10 | $500 / $500 / — | 034463585R | |||
| No balance due PAID IN FULL | 2003-12-10 | $25 / $25 / — | 0138524971 |
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
- 135469
- Last registered
- 2025-08-22
- Registration valid until
- 2026-09-01 ExpiredRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Sitemanager | Carlos Daza | ||
| Individualowner | John Kokinis | Brooklyn, Ny | |
| Agent | John Kokinis | john kokinis | Brooklyn, Ny |
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 6 open of 16
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.
| Status | Class | Issued | Apt | Condition |
|---|---|---|---|---|
| Open Nov Sent Out · 2026-04-30 | A | 2026-04-30 | (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. | |
| Open Nov Sent Out · 2025-06-05 | A | 2025-06-05 | (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. | |
| Open Nov Sent Out · 2024-04-03 | A | 2024-04-03 | (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. | |
| Open Nov Sent Out · 2023-03-20 | A | 2023-03-20 | (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. | |
| Open Nov Sent Out · 2022-02-18 | A | 2022-02-18 | (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. | |
| Open Nov Sent Out · 2021-04-05 | A | 2021-04-05 | (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 · 2025-08-25 | I | 2024-11-26 | §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 · 2024-04-19 | I | 2023-11-20 | §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 · 2024-04-19 | I | 2022-11-09 | §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 · 2022-03-17 | I | 2022-02-18 | §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 · 2022-03-17 | I | 2021-04-05 | §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 · 2022-03-17 | I | 2019-10-28 | §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 · 2022-03-17 | I | 2018-10-12 | §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 · 2018-05-08 | I | 2017-11-15 | §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 · 2015-11-04 | I | 2015-10-06 | SECTION27-2107 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 · 2015-11-04 | I | 2015-02-05 | SECTION27-2107 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 |
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) 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 2026-11-10; 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 9 St
- 550 9th Street (19 ft)
- 546 9th Street (20 ft) (eight open items)
- 552 9th Street (39 ft) (10 open items)
- 544 9th Street (40 ft) (16 open items)
- 554 9th Street (59 ft)
- 542 9th Street (60 ft) (eight open items)
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