830 Monroe Street, Brooklyn, NY 11221
BBL 3014810017 (Borough 3, Block 1481, Lot 17) · BIN 3389962 · Last updated: · Bedford-Stuyvesant (East) · ZIP 11221
Summary · as of November 8, 2026
830 Monroe Street (Brooklyn, NY 11221; tax lot BBL 3014810017) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 2004, on a 2,500 sq ft lot zoned R6B. City tax records list the owner as LEON, CORNELIO; per ACRIS, a deed to this owner dated November 4, 2011 lists a price of $510,000. The Department of Finance's final market value for tax year 2027 is $1,617,000. As of November 8, 2026, NYC Open Data shows no open DOB jobs, active DOB/ECB violations, open HPD violations or unpaid OATH tickets for this lot. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)
- Owner of record
- LEON, CORNELIO
- Building class
- C0 · Three-family walk-up
- Year built · units
- 2004 · 3 res.
- Lot area · zoning
- 2,500 sq ft · R6B
- Market value (DOF)
- $1,617,000 FY2027
- Last priced deed
- $510,000 · 2011-11-04
- BBL
- 3014810017
- BIN
- 3389962
- 0Open DOB jobs (permit issued, no sign-off)
- 0Active DOB violations
- 0Active ECB violations
- 0Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “830 Monroe Street, Brooklyn, NY 11221 (BBL 3014810017)”, data as of 2026-11-08, https://nycpropertyfacts.com/ny/brooklyn/830-monroe-street-3014810017. 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)
- LEON, CORNELIOThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C0 – Three-family walk-upThe 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
- 2004Often an estimate for older buildings.
- Floors
- 3
- Units
- 3 residential / 3 totalResidential units are apartments; total includes stores and offices.
- Buildings on lot
- 1
- Lot size
- 2,500 sq ft (25 ft × 100 ft)
- Building floor area
- 3,900 sq ft
- Zoning
- R6BThe zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 1.56 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 3014810017 (Borough 3, Block 1481, Lot 17) · BIN 3389962BBL 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 2026-11-08; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08
Tax assessment
How the Department of Finance values this lot for property tax.
- Market value (tax year 2027, final roll)
- $1,617,000The 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
- $97,020The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $48,155Assessed value minus any exemptions.
- Tax class
- Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
| Tax year | Roll | Market value | Assessed value | Tax class |
|---|---|---|---|---|
| 2027 | Final | $1,617,000 | $97,020 | 1 |
| 2026 | Final | $1,857,000 | $111,420 | 1 |
| 2025 | Final | $1,684,000 | $101,040 | 1 |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-08
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.
| Date | Type | Price | Seller (grantor) | Buyer (grantee) | Doc ID |
|---|---|---|---|---|---|
| 2011-11-04 | DEED | $510,000 | Quinteros, Nelson; Urgiles, Julio H | Leon, Cornelio; Azucena Avila Quinteros, Carmen | 2011111400300002 |
| 2005-12-23 | DEED | $795,000 | Dallas Corp. | Urgiles, Julio H; Quinteros, Nelson | 2005123001246001 |
| 1997-09-12 | DEED | $0 / not stated | Randazzo, Jack | Langaigne, Jerome | FT_3510005812151 |
| 1989-10-30 | DEED | $0 / not stated | City Of New York | Randazzo, Jack | FT_3800001496680 |
| 1982-08-17 | DEED | $0 / not stated one deed covering 3581 lots; price is for all of them | Commissioner Financeny | New York City | FT_3250000923125 |
| 1975-06-19 | DEED | $0 / not stated one deed covering 2118 lots; price is for all of them | The Finance Administration Of The City Of Ny; Commissioner Of Finance Of The City Of New York; Finance Administrator City Of Ny; Finance Admin Of The City Of Ny; Finance Admin City Of New York; The Finance Admin Of The City Of Ny; Finance Admin Of The Cityo Fny; Finance Admin Of The City Of New York; Finance Admin Of City Ny; Finance Administ Of The City Of New York; Finance Administrator Of City Of Ny; Finance Administration City Of New York; The City Of New York (Finance Of Administration); Finance Admn Of The City Of Ny; Fin Admin; Finance Administration Of The City Of New York; Finance Administration Of The City Of Ny; Finance Admino F The City Of Ny; Finance Admin Of City Ofn Y; Finance Admin Of C Ny; Financeadmin City Of Ny; Finance Administ City Of New York; Finance Admin Of City Of New York; Finance Adim Of City Of Ny; Finance Admin Of The City O Fny; The Finance Admin City Of Ny; Commissioner Of Finance; Fin Admin Of The City Of Ny; Finance Administrator Of The City Of N Y; Fianance Admin City Of Ny; Finance Admin Of The City Of N Y; Fin Admin Of City Of Ny; Fin Admin Of City Ny; Finance Administrator Of The City Of Ny; Finance Admin The City Of New York; Finance Admin City Of Ny; Finance Adminis Of The City Of Ny; Finance Admin City Ofny; Finance Admin City; City Of Ny; Finance Admin Of City Of Ny; Finance Admin; Finance Administrators Of The City Of New York; Finance Adminsitrator Of The City Of New York; Finance Admin City Of N Y; Finance Admin-City Of Ny; Finance Admininstrator Of The City Of New York; Commisoner Of Finance Of N Y; Finance Admin Of City Of N Y; Finance Adminstrator Of The City Of New York; Finance Administrator The City Of Ny; Finance Administrator Of The City Of New York; Finance Administorator Of The City Of Ny; Finance Administrator The City Of New York; Finance Admin Of The City Of Newy Ork; Finance Admin City Ny; Finance Admini City Of Ny | The City Of New York; City Of N Y; `The City Of N Y; The City Of Ne Wyork; The City Of New ;York; The City Of N Y; City Of New York; The City Of Ny; City Of Ny; The City O Fnew York; City Of New York | BK_7530078600134 |
| 1970-12-24 | DEED | $0 / not stated | Gilbert Louise Dft Etal; Clifton William Referee | O Mara Donald J Jr | BK_7030045500934 |
Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-08; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-08; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-08
DOB job filings 0 open of 4
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 |
|---|---|---|---|---|
| Not open SIGNED OFF · 2012-02-02 | 320391410 BIS | A2 – Alteration with multiple work types (no change to use/occupancy) | 2011-11-15 | $14,000 |
| Not open SIGNED OFF · 2006-01-13 | 301771526 BIS | A3 – Minor alteration (one type of work) | 2004-03-31 | — |
| Not open SIGNED OFF · 2006-02-22 | 301444300 BIS | NB – New building | 2004-02-25 | — |
| Not open PLAN EXAM - DISAPPROVED · 2003-03-07 | 301501505 BIS | NB – New building | 2003-02-10 | — |
Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-07; last loaded 2026-11-08; DOB Job Application Filings (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-08
Work permits 9
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 |
|---|---|---|---|---|
| 2011-12-01 | 2013-01-02 | 320391410 BIS | Plumbing / Plumbing | RE-ISSUED (initial) |
| 2011-11-23 | 2012-09-28 | 320391410 BIS | Equipment work / Other / general construction | ISSUED (initial) |
| 2005-05-25 | 2006-05-05 | 301444300 BIS | New building | ISSUED (renewal) |
| 2005-03-02 | 2006-03-02 | 301444300 BIS | Plumbing / Plumbing | ISSUED (initial) |
| 2005-02-23 | 2005-09-07 | 301444300 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (renewal) |
| 2004-08-13 | 2005-03-09 | 301444300 BIS | New building | ISSUED (renewal) |
| 2004-08-13 | 2004-12-31 | 301444300 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (renewal) |
| 2004-05-12 | 2004-09-07 | 301444300 BIS | Construction equipment (scaffold, fence, shed) / Construction equipment | ISSUED (initial) |
| 2004-05-12 | 2004-07-27 | 301444300 BIS | New building | ISSUED (initial) |
Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-07; last loaded 2026-11-08; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07
DOB violations 0 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).
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2012-01-25 | AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONE | FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION | V*012512AEUHAZ100484 |
Source: DOB Violations — city dataset updated 2026-11-07; last loaded 2026-11-08
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 | 2011-11-04 | CLASS - 1 | OCCUPANCY CONTRARY TO THAT ALLOWED BY TEH C/O OR DOB RECORDS.DOB RECORDS INDICATE PREMISES TO BE (3)FAM., 1 CELLAR STORAGE,BOILER NOW CELLAR ARRANGED & OCCUPIED AS A CLASS"A"APT.W/FULL KITCHEN,FULL BATH,BEDROOM | $2,400 / $2,400 / $0 | 34929942H |
| Resolved Hearing: CURED/IN-VIO · Certification: CURE ACCEPTED | 2011-11-04 | CLASS - 2 | WORK W/O A PERMIT:WORK NOTED AT CELLAR LEVEL CREATED FULL HEIGHT PARTITIONS CREATING (3)ROOMS.INSTALLED WATER & WASTE LINES FOR RESIDENTIAL SINK & 3PC BATH(TOILET,SINK,TUB/SHOWER).REMEDY:OBTAIN PERMIT OR RESTOR | $0 / $0 / $0 | 34929941X |
| Resolved Hearing: CURED/IN-VIO · Certification: CURE ACCEPTED | 2005-04-28 | Non-Hazardous | EXPIRED PERMIT. BLDG TO ROOF, ENCLOSED, SHEET ROCKING AND PAINTING NO COMPLETE N.B. PERMIT HAS EXPIRED ON 3.09.05. STOP ALL CONSTRUCTION WORK. REMEDY: RENEW PERMIT AS PER D.O.B. CODE. | $0 / $0 / $0 | 34476217X |
Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-08
OATH tickets (all agencies) 0 unpaid of 11
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 · IN VIOLATION | 2025-01-24 | Fire Department Of Nyc | RECORDKEEPING | LEON CORNELO | $1,500 / $1,500 / $0 | 014167107K |
| No balance due Default PAID IN FULL · DEFAULTED | 2024-08-24 | Fire Department Of Nyc | INSPECTION AND TESTING | LEO CORN | $1,000 / $1,000 / $0 | 014143080N |
| No balance due PAID IN FULL | 2014-10-31 | Sanitation Dept | LOOSE RUBBISH | LEON | $100 / $100 / — | 041934861X |
| No balance due PAID IN FULL · IN VIOLATION | 2011-11-04 | Dept. Of Buildings | OCCUPANCY CONTRARY TO THAT ALLOWED BY C OF O OR BUILDING DEPT RECORDS | QUINTEROS | $2,400 / $2,400 / — | 034929942H |
| No balance due HEARING COMPLETED · IN VIOLATION | 2011-11-04 | Dept. Of Buildings | WORK WITHOUT A PERMIT | QUINTEROS | — / — / — | 034929941X |
| No balance due Default PAID IN FULL · DEFAULTED | 2007-07-09 | Dep - Bureau Of Env. Complianc | FAILED TO RETURN METER PERMIT | BRESALIER | $1,000 / $798 / $0 | 0155483763 |
| No balance due WRITTEN OFF · WRITTEN OFF | 2007-01-31 | Dep - Bureau Of Env. Complianc | IMPROPER SETTING OF METER | BRESLSER | $1,000 / — / — | 0133707970 |
| No balance due WRITTEN OFF · WRITTEN OFF | 2007-01-29 | Dep - Bureau Of Env. Complianc | IMPROPER SIZE AND OR TYPE OF METER | BRESALIER | $1,000 / — / — | 0155450332 |
| No balance due HEARING COMPLETED · IN VIOLATION | 2005-04-28 | — / — / — | 034476217X | |||
| No balance due Default PAID IN FULL · DEFAULTED | 2005-04-25 | Sanitation Others | DIRTY SIDEWALK | LANGAIGNE | $300 / $383 / — | 0143974885 |
| No balance due Default PAID IN FULL · DEFAULTED | 2004-12-04 | Sanitation Others | DIRTY SIDEWALK | LANGAIGNE | $300 / $390 / — | 0143962720 |
Source: OATH Hearings Division Case Status — city dataset updated 2026-11-08; last loaded 2026-11-08
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
- 890050
- Last registered
- 2026-10-05
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Jointowner | Carmen Avila | Brooklyn, Ny | |
| Jointowner | Cornelio Leon | Brooklyn, Ny | |
| Agent | Cornelio Leon | Brooklyn, Ny |
Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-08; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-08
HPD housing-code violations 0 open of 7
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 |
|---|---|---|---|---|
| Closed Violation Dismissed · 2026-10-08 | A | 2026-05-08 | (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 · 2022-03-25 | A | 2022-03-09 | (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 · 2022-03-23 | I | 2022-03-09 | §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 · 2021-05-17 | A | 2021-04-19 | (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 · 2018-11-07 | I | 2018-10-26 | §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 · 2017-08-30 | I | 2016-11-28 | §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 · 2015-10-28 | I | 2015-10-20 | 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 2026-11-08; last loaded 2026-11-08
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 2026-11-08; last loaded 2026-11-08
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 2026-11-07; last loaded 2026-11-07; a later sync attempt failed on 2026-11-08; showing the last successful load
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 Bedford-Stuyvesant (East): Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets
Closest on Monroe St
- 828 Monroe Street (20 ft) (one open item)
- 832 Monroe Street (26 ft)
- 826 Monroe Street (36 ft)
- 834 Monroe Street (51 ft) (15 open items)
- 824 Monroe Street (53 ft) (eight open items)
- 822 Monroe Street (71 ft)
Same tax block (1481), closest first
- Monroe Street (122 ft)
- 61 Ralph Avenue (172 ft) (16 open items)
- 63 Ralph Avenue (174 ft) (two open items)
- 59 Ralph Avenue (174 ft) (11 open items)
- 65a Ralph Avenue (177 ft) (two open items)
- 65 Ralph Avenue (182 ft) (21 open items)
Open-item counts as of November 8, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs