6826 3rd Avenue, Brooklyn, NY 11220
BBL 3058620052 (Borough 3, Block 5862, Lot 52) · BIN 3145153 · Last updated:
Summary · as of November 6, 2026
6826 3rd Avenue (Brooklyn, NY 11220; tax lot BBL 3058620052) is a 7-unit walk-up apartment building (building class C7: walk-up apartments, more than six families, with stores), built around 1910, on a 2,232 sq ft lot zoned R6B. City tax records list the owner as 6830 3RD AVENUE LLC. The Department of Finance's final market value for tax year 2027 is $956,000. As of November 6, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, 32 open HPD violations and two OATH tickets with an unpaid balance. There were no 311 requests in the past 12 months and three HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- 6830 3RD AVENUE LLC
- Building class
- C7 · Walk-up apartments, more than six families, with stores
- Year built · units
- 1910 · 7 res.
- Lot area · zoning
- 2,232 sq ft · R6B
- Market value (DOF)
- $956,000 FY2027
- Last priced deed
- —
- BBL
- 3058620052
- BIN
- 3145153
- 1Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 0Active ECB violations
- 32Open HPD violations
- 2OATH tickets with unpaid balance
How to cite: NYC Property Facts, “6826 3rd Avenue, Brooklyn, NY 11220 (BBL 3058620052)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/6826-3rd-avenue-3058620052. 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)
- 6830 3RD AVENUE LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C7 – Walk-up apartments, more than six families, with storesThe 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
- 1910Often an estimate for older buildings.
- Floors
- 4
- Units
- 7 residential / 8 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,232 sq ft (21.92 ft × 101.83 ft)
- Building floor area
- 6,725 sq ft (incl. 1,680 sq ft commercial)
- Zoning
- 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)
- 3.01 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).
- Identifiers
- BBL 3058620052 (Borough 3, Block 5862, Lot 52) · BIN 3145153BBL 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; 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)
- $956,000The 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
- $430,200The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $215,696Assessed value minus any exemptions.
- Tax class
- Tax class 2B – residential rental, 7–10 units
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $956,000 | $430,200 | 2B |
| 2026 | Final | $797,000 | $358,650 | 2B |
| 2025 | Final | $900,000 | $405,000 | 2B |
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.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2021-05-07 | DEED | $0 / not stated | Thermos, John | 6830 3rd Avenue Llc | 2021062100675001 |
| 1984-07-02 | DEED | $0 / not stated | Dong, Soo Fung | Thermos, John | FT_3010001028501 |
| 1981-12-03 | DEED | $0 / not stated | Michalacos Steve; Fissekas Tony; Butsikaris George | Dong Soo Fung | BK_8130128200763 |
| 1981-01-13 | DEED | $0 / not stated | Darco Vita; Darco Constantine | Fisseaks Tony; Michalacos Steve; Butsikaris George | BK_8130121000765 |
| 1966-06-30 | DEED | $0 / not stated | Fieno Margaret | Darco Vita; Darco Constantine | BK_6630017700040 |
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 2
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 Entire · 2026-06-24 | B01418759-I1 DOB NOW | Alteration | 2026-06-18 | $9,000 |
| Not open SIGNED OFF · 2008-06-11 | 302236569 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2006-10-16 | $14,000 |
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 3
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 |
|---|---|---|---|---|
| 2026-06-24 | 2026-09-22 | B01418759-I1 DOB NOW | Sidewalk Shed INSTALLATION OF 300PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CH #33 OF THE NYC CODE 2022. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS | Permit Issued |
| 2006-10-18 | 2007-01-01 | 302236569 BIS | Equipment work / Boiler | ISSUED (initial) |
| 2006-10-18 | 2007-10-18 | 302236569 BIS | Plumbing / Plumbing | ISSUED (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) 2 unpaid of 36
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 # |
|---|---|---|---|---|---|---|
| Unpaid balance Default DOCKETED · DEFAULTED | 2025-05-23 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $300 / $0 / $300 | 049050864Z |
| Unpaid balance Default DOCKETED · DEFAULTED | 2024-10-19 | Sanitation Others | STORAGE OF RECEPTACLES NON-COLLECTION DAY | 6830 3RD AVENUE LLC | $300 / $0 / $300 | 048644729H |
| Hearing pending NEW ISSUANCE | 2026-10-23 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $0 / $50 | 080047702M |
| Hearing pending NEW ISSUANCE | 2026-10-06 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $0 / $50 | 080157823X |
| Hearing pending NEW ISSUANCE | 2026-10-02 | Dos - Enforcement Agents | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $0 / $50 | 080049118M |
| No balance due PAID IN FULL | 2026-06-09 | Dos - Enforcement Agents | IMPROPER DISPOSAL--BEDDING 1ST OCCURRENCE | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 049816045L |
| No balance due PAID IN FULL | 2026-06-02 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 049749298M |
| No balance due PAID IN FULL | 2025-11-12 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | 6830 3RD AVENUE LLC | $25 / $25 / $0 | 049527924R |
| No balance due PAID IN FULL | 2025-10-21 | Dos - Enforcement Agents | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 049524410X |
| No balance due PAID IN FULL | 2025-02-21 | Sanitation Others | IMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1ST | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 048894246P |
| No balance due PAID IN FULL | 2025-01-17 | Dos - Enforcement Agents | IMPROPER DISPOSAL--BEDDING 1ST OCCURRENCE | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 048791714P |
| No balance due PAID IN FULL | 2025-01-16 | Dos - Enforcement Agents | SIDEWALK OBSTRUCTION | 6830 3RD AVENUE LLC | $50 / $50 / $0 | 048824665X |
Showing 12 of 36 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
- 127914
- Last registered
- 2026-06-23
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Shareholder | John Thermos | Brooklyn, Ny | |
| Sitemanager | John Thermos | ||
| Agent | John Thermos | JOHN THERMOS | Brooklyn, Ny |
| Headofficer | John Thermos | Brooklyn, Ny | |
| Shareholder | Pia Thermos | Brooklyn, Ny | |
| Corporateowner | 6830 3RD AVENUE LLC | Brooklyn, Ny | |
| Officer | Pia Thermos | Brooklyn, Ny |
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 32 open of 43
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 · 2025-01-21 | C | 2025-01-21 | § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT CELLAR AT BOILER ROOM | |
| Open Nov Certified Late · 2025-02-03 | C | 2025-01-21 | 4R | § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE KITCHEN LOCATED AT APT 4R, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST |
| Open Nov Sent Out · 2008-07-07 | B | 2008-07-07 | SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF FRONT ENTRANCE DOOR TO BLDG LOCKED PREVENTING ACCESS TO DOOR BELLS. | |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | SECTION 27-2021 ADM CODE PROVIDE PLACE WITHIN THE BUILDING FOR THE STORAGE OF WASTE RECEPTACLES AND DISINFECT SAME REGULARLY. | |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | 3F | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS & CEILING THRU OUT 3 STY FRONT APT 3F. , SECTION '' '' |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | SECTION 27-2022 ADM CODE POST A SIGN INDICATING HOURS OF COLLECTION AND METHOD OF COLLECTION OF WASTE MATERIAL WHERE DUMBWAITER SERVICE IS NOT PROVIDED. | |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | 2F | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS, CEILINGS AND WOODWORK THRU OUT IN THE ENTIRE APARTMENT LOCATED AT APT 2F, 2nd STORY, APARTMENT AT EAST |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | 3F | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ,, 1st WINDOW FRAME FROM WEST AT NORTH WALL IN THE KITCHEN LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | 2F | SECTION 27-2005, 2007 ADM CODE REMOVE UNLAWFUL WOOD OR METAL LOUVRED OR SCREEN DOORS AND ASSEMBLIES FROM ENTRANCE TO , IN THE ENTRANCE LOCATED AT APT 2F, 2nd STORY, APARTMENT AT EAST |
| Open Nov Certified Late · 2008-07-24 | A | 2006-07-28 | 3F | SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ,, SOUTH WALL, CEILING, WEST WALL IN THE BATHROOM LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2005-06-22 | B | 2005-06-22 | SECTION 27-2040 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING ,100 WATTS REQUIRED. | |
| Open Nov Sent Out · 2004-09-07 | B | 2004-09-07 | 3F | SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR ,, CEILING IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2004-09-07 | B | 2004-09-07 | 3F | SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2004-09-07 | C | 2004-09-07 | 3F | SECTION 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) 1st WINDOW FRAME FROM WEST AT NORTH WALL |
| Open Nov Sent Out · 2004-09-07 | B | 2004-09-07 | 3F | SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE ,, GYPSUM BOARD WEST WALL, SOUTH WALL, CEILING IN THE BATHROOM LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2004-09-07 | B | 2004-09-07 | 3F | SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 1st APARTMENT FROM NORTH AT EAST |
| Open Nov Sent Out · 2003-07-28 | B | 2003-07-28 | SECTION 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE .. AT PUBLIC HALL, 4th STORY | |
| Open Nov Sent Out · 2002-12-11 | B | 2002-12-11 | 4F | SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, APARTMENT AT EAST |
| Open Nov Sent Out · 2001-03-28 | B | 2001-03-28 | SECTION 27-2021 ADM CODE PROVIDE SUFFICIENT, PROPER AND SEPARATE METAL RECEPTACLES FOR THE DEPOSIT OF GARBAGE, RUBBISH AND OTHER WASTE MATERIAL AND ARRANGE FOR COLLECTION AND DISPOSAL OF SUCH MATERIAL. | |
| Open Nov Sent Out · 2001-03-02 | B | 2001-03-02 | 2F | SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING / MR JACK CHIAPRITTY / IN THE ENTIRE APARTMENT LOCATED AT APT 2F, 2nd STORY, APARTMENT AT EAST |
Showing 20 of 43 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 3
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.
| Received | Status | Apt | Problem(s) | Outcome |
|---|---|---|---|---|
| 2025-01-21 | CLOSE | BLDG | Heat/Hot Water – Entire Building | HPD responded to a complaint of no heat or hot water in the building. An occupant of the building confirmed heat and hot water had been restored when the Inspector attempted to conduct the inspection |
| 2025-01-17 | CLOSE | BLDG | Heat/Hot Water – Entire Building | More than one complaint was received for this building-wide condition. This complaint status is for the initial complaint.The Department of Housing Preservation and Development contacted a tenant in t |
| 2025-01-16 | CLOSE | BLDG | Heat/Hot Water – Entire Building | HPD inspected this condition so the complaint has been closed. Violations were issued. The law provides the property owner time to correct the condition(s). Violation descriptions and the dates for t |
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
On 3 Ave
- 6824 3rd Avenue (18 open items)
- 6823 3rd Avenue (19 open items)
- 6822 3rd Avenue (one open item)
- 6830 3rd Avenue (51 open items)
- 6832 3rd Avenue (two open items)
- 6819 3rd Avenue (14 open items)
- 6818 3rd Avenue (56 open items)
- 6834 3rd Avenue (126 open items)
- 6817 3rd Avenue (48 open items)
- 6816 3rd Avenue (three open items)
Same tax block (5862)
- 6831 Ridge Boulevard (21 open items)
- 6823 Ridge Boulevard (588 open items)
- 6815 Ridge Boulevard (two open items)
- 6811 Ridge Boulevard (six open items)
- 6807 Ridge Boulevard (one open item)
- 6801 Ridge Boulevard
- 6802 Madeline Court
- 6804 Madeline Court (one open item)
- 6806 Madeline Court
- 6808 Madeline Court
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