181 12th Street, Park Slope, Brooklyn, NY 11215
BBL 3010210068 (Borough 3, Block 1021, Lot 68) · BIN 3022840 · Last updated: · Park Slope · ZIP 11215
Summary · as of November 9, 2026
181 12th Street (Brooklyn, NY 11215; tax lot BBL 3010210068) is an 8-unit walk-up apartment building (building class C1: walk-up apartments, more than six families, no stores), built around 1931, on a 2,500 sq ft lot zoned R6B. City tax records list the owner as TREADSTONE MANAGEMENT, INC.; per ACRIS, a deed to this owner dated September 4, 2013 lists a price of $3,100,000. The Department of Finance's final market value for tax year 2027 is $2,802,000. As of November 9, 2026 (limited by OATH Hearings Division Case Status; other open-item sources were confirmed later), NYC Open Data shows one active DOB violation and one open HPD violation. 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
- TREADSTONE MANAGEMENT, INC.
- Building class
- C1 · Walk-up apartments, more than six families, no stores
- Year built · units
- 1931 · 8 res.
- Lot area · zoning
- 2,500 sq ft · R6B
- Market value (DOF)
- $2,802,000 FY2027
- Last priced deed
- $3,100,000 · 2013-09-04
- BBL
- 3010210068
- BIN
- 3022840
- 0Open DOB jobs (permit issued, no sign-off)
- 1Active DOB violationsBIS 1 · DOB NOW safety 0
- 0Active ECB violations
- 1Open HPD violations
- 0OATH tickets with unpaid balance
How to cite: NYC Property Facts, “181 12th Street, Brooklyn, NY 11215 (BBL 3010210068)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/brooklyn/181-12th-street-3010210068. 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)
- TREADSTONE MANAGEMENT, INC.The owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
- Building class
- C1 – Walk-up apartments, more than six families, no storesThe 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
- 4
- Units
- 8 residential / 8 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
- 5,880 sq ft
- Zoning
- R6BThe zoning district sets what can be built and used here. Residential district.
- Built vs. allowed density (FAR)
- 2.35 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 3010210068 (Borough 3, Block 1021, Lot 68) · BIN 3022840BBL 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)
- $2,802,000The 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
- $1,260,900The portion of market value that taxes are calculated on (capped by law for small homes).
- Taxable value (final)
- $179,460Assessed 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 | $2,802,000 | $1,260,900 | 2B |
| 2026 | Final | $2,498,000 | $1,124,100 | 2B |
| 2025 | Final | $2,082,000 | $936,900 | 2B |
Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-10
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 |
|---|---|---|---|---|---|
| 2013-09-04 | DEED | $3,100,000 | 181 12th Street Residences, Llc | Treadstone Management, Inc. | 2014091501078001 |
| 2013-03-21 | DEED | $1,965,000 | 181 12th Street Realty Corp. | 181 12th Street Residences Llc | 2013032500894001 |
| 1987-03-19 | DEED | $0 / not stated | Majestic Propertiesinc | 181 12th St Rlty Corp | FT_3230001254923 |
| 1984-11-23 | DEED | $0 / not stated | City Of New York | Majestic Propertiesinc | FT_3660001061966 |
| 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 |
| 1980-01-16 | DEED | $0 / not stated | Sirota Lawrence | 181 Lasir Corp | BK_8030113400172 |
| 1979-05-29 | DEED | $0 / not stated | Bergen Commercial Corp | Sirota Lawrence | BK_7930107501062 |
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 2026-11-09
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 2026-11-09; last loaded 2026-11-10; DOB Job Application Filings (BIS) — city dataset updated 2026-11-08; last loaded 2026-11-09
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 2026-11-09; last loaded 2026-11-10; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07
DOB violations 1 active of 5
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.
| Status | Issued | Type | Description | Number |
|---|---|---|---|---|
| Active V-DOB VIOLATION - ACTIVE | 1993-08-16 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V081693LL629133912 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2018-04-06 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT | V*040618LBLVIO14383 |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 2017-02-24 | LBLVIO-LOW PRESSURE BOILER BOILER REQUIRED | VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORT | V*022417LBLVIO11906 |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1994-06-01 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*060194LL629121445 | |
| Resolved/dismissed V*-DOB VIOLATION - DISMISSED | 1993-06-01 | LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED | V*060193LL629121444 |
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 1
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: STIPULATION/IN-VIO · Certification: CERTIFICATE ACCEPTED | 2017-09-26 | CLASS - 2 | 5B,22C,50,50A:50-FRESH AIR (LOWER) TO CELLAR 1/2 CLOSED.50A-(EXPANTION) TANK SHUT OFF VALVE CORRODED. | $500 / $500 / $0 | 32091808H |
Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-10
OATH tickets (all agencies) 0 unpaid of 25
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 | 2024-03-25 | Sanitation Others | DIRTY SIDEWALK | TREADSTONE MANAGEMENT INC | $50 / $50 / $0 | 048363830L |
| No balance due PAID IN FULL | 2022-09-24 | Dos - Enforcement Agents | STORAGE OF RECEPTACLES 1ST OCCURRENCE | TREADSTONE MANAGEMENT INC | $50 / $50 / $0 | 047579389X |
| No balance due PAID IN FULL | 2019-07-29 | Sanitation Others | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | TREADSTONE MANAGEMENT INC | $25 / $25 / $0 | 0208771815 |
| No balance due PAID IN FULL | 2018-12-24 | Dos - Enforcement Agents | FAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITS | TREADSTONE MANAGEMENT | $25 / $25 / $0 | 042017890N |
| No balance due PAID IN FULL | 2018-12-10 | Sanitation Others | FAILURE TO CLEAN 18 INCHES INTO STREET | TREADSTONE MANAGEMENT INC | $100 / $100 / $0 | 0204976348 |
| No balance due PAID IN FULL | 2018-05-30 | Dos - Enforcement Agents | RECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITS | TREADSTONE MANAGEMENT | $25 / $25 / $0 | 045480572L |
| No balance due PAID IN FULL · STIPULATED | 2017-09-26 | Dept. Of Buildings | FAIL MAINTAIN BLDG IN COMPLIANT MANNER: SERVICE EQUIPMENT - BOILER | TREADSTONE MANAGEMENT INC | $500 / $500 / $0 | 032091808H |
| No balance due PAID IN FULL | 2015-02-26 | FAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITS | TREADSTONE MGMT INC | $25 / $25 / — | 0184669953 | |
| No balance due PAID IN FULL | 2014-08-25 | FAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITS | 181 12TH ST RESIDENCES LLC | $25 / $25 / — | 0185267042 | |
| No balance due Default PAID IN FULL · DEFAULTED | 2012-09-17 | Dos - Enforcement Agents | FAILURE TO BUNDLE NEWSPAPES/MAGAZINES/CARDBOARD(1 TO 8 DWELLING UNITS | 181 12 ST RLTY CORP | $25 / $25 / — | 041585798J |
| No balance due HEARING COMPLETED · DISMISSED | 2012-05-29 | Sanitation Others | IMPROPER DISPOSAL BEDDING 1ST OFFENSE | — / — / — | 0171882756 | |
| No balance due PAID IN FULL | 2012-05-29 | Sanitation Others | IMPROPER DISPOSAL BEDDING 1ST OFFENSE | 181 12 ST RLTY CORP | $100 / $100 / — | 0171887852 |
Showing 12 of 25 records. The API and the source dataset have the full list.
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
- 137871
- Last registered
- 2026-08-18
- Registration valid until
- 2027-09-01 CurrentRegistrations must be renewed every year.
| Role | Name | Company | Business city |
|---|---|---|---|
| Corporateowner | TREADSTONE MANAGEMENT INC. | Westbury, Ny | |
| Sitemanager | Marisa Braunstein | ||
| Headofficer | Sari Braunstein | Westbury, Ny | |
| Agent | Marisa Braunstein | New York, Ny | |
| Officer | Marisa Braunstein | Westbury, 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 1 open of 5
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 · 2019-08-19 | B | 2019-08-19 | § 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES CONSISTING OF WOODEN SHED UNDER DROP LADDER | |
| Closed Violation Dismissed · 2025-07-30 | 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. | |
| Closed Violation Dismissed · 2024-03-20 | 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. | |
| Closed Violation Dismissed · 2024-03-20 | 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. | |
| Closed Violation Dismissed · 2019-09-23 | A | 2019-03-29 | 1R | § 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 EAST LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM WEST AT NORTH |
Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-10; last loaded 2026-11-10
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 |
|---|---|---|---|---|
| 2019-08-25 | CLOSE | 2R | Heat/Hot Water – Apartment Only | 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 an occupant o |
| 2019-08-25 | CLOSE | 1R | Heat/Hot Water – Apartment Only | The Department of Housing Preservation and Development responded to a complaint of no heat or hot water and was advised by a tenant in the building that heat and hot water had been restored. If the co |
| 2019-03-26 | CLOSE | 1R | Paint/Plaster – Wall Paint/Plaster – Radiator Paint/Plaster – Cabinet Paint/Plaster – Ceiling Paint/Plaster – Window/Frame Paint/Plaster – Door/Frame | The Department of Housing Preservation and Development inspected the following conditions. Violations were issued. Information about specific violations is available at www.nyc.gov/hpd |
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 12 St
- 179 12th Street (24 ft) (two open items)
- 183 12th Street (26 ft) (five open items)
- 177 12th Street (48 ft)
- 185 12th Street (51 ft) (one open item)
- 175 12th Street (72 ft) (one open item)
- 189 12th Street (75 ft)
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