# 236 Dean Street, Park Slope, Brooklyn, NY 11217

BBL 3001960029 · Block 196 · Lot 29 · BIN 3001384  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/236-dean-street-3001960029  
Last updated: 2026-11-05 · Open-item counts as of 2026-11-10

Also recorded as: 23603 Dean St

## Summary

236 Dean Street (Brooklyn, NY 11217; tax lot BBL 3001960029) is a two-family home (building class B2: two-family home, frame (wood)), built around 1855, on a 2,167 sq ft lot zoned R6B. City tax records list the owner as KOCH, LESLIE; per ACRIS, a deed to this owner dated December 11, 2006 lists a price of $1,725,000. The Department of Finance's final market value for tax year 2027 is $3,729,000. As of November 10, 2026, NYC Open Data shows one active DOB violation and 73 open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

How to cite: NYC Property Facts, “236 Dean Street, Brooklyn, NY 11217 (BBL 3001960029)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/brooklyn/236-dean-street-3001960029. Source: NYC Open Data.

## Neighborhood

Park Slope: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope

- Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope/open-hpd-violations
- Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope/active-dob-violations
- Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope/active-ecb-violations
- Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope/open-dob-jobs
- Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/neighborhoods/park-slope/unpaid-oath-tickets

## ZIP

Brooklyn 11217: https://nycpropertyfacts.com/ny/brooklyn/11217

## Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

- 234 Dean Street (21 ft): https://nycpropertyfacts.com/ny/brooklyn/234-dean-street-3001960028
- 238 Dean Street (22 ft): https://nycpropertyfacts.com/ny/brooklyn/238-dean-street-3001960030
- 240 Dean Street (42 ft): https://nycpropertyfacts.com/ny/brooklyn/240-dean-street-3001960031
- 232 Dean Street (42 ft): https://nycpropertyfacts.com/ny/brooklyn/232-dean-street-3001960027
- 242 Dean Street (58 ft): https://nycpropertyfacts.com/ny/brooklyn/242-dean-street-3001960032
- 230 Dean Street (65 ft): https://nycpropertyfacts.com/ny/brooklyn/230-dean-street-3001960026
- 235 Bergen Street (108 ft): https://nycpropertyfacts.com/ny/brooklyn/235-bergen-street-3001960044
- 237 Bergen Street (115 ft): https://nycpropertyfacts.com/ny/brooklyn/237-bergen-street-3001960043

## Open items

| Item | Count |
|---|---|
| Open DOB jobs (permit issued, not signed off) | 0 |
| Active DOB violations (BIS) | 1 |
| Active DOB safety violations (DOB NOW) | 0 |
| Active ECB violations | 0 |
| Open HPD violations | 73 |
| OATH tickets with unpaid balance | 0 |

## Lot & building

- Owner of record: KOCH, LESLIE
- Building class: B2 – Two-family home, frame (wood)
- Year built: 1855
- Floors: 3
- Units: 2 residential / 2 total
- Lot area: 2,167 sq ft · Building area: 3,153 sq ft
- Zoning: R6B
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-10

## Tax assessment

- Tax year 2027 (final roll): market value $3,729,000, assessed value $223,740, tax class 1
- Source: DOF Property Valuation and Assessment Data (https://data.cityofnewyork.us/d/8y4t-faws)

## Sales & deeds (ACRIS)

Deeds recorded with the City Register. amount 0 usually means a non-market transfer. lots_in_deed > 1 means the price covers several lots.

| Date | Status | Description | Source |
|---|---|---|---|
| 2006-12-11 | recorded (DEED) | DEED dated 2006-12-11 from DELL, ALBERT THEODORE to GRAY, DOUGLAS; KOCH, LESLIE, stated price $1,725,000. | bnx9-e6tj |
| 1998-02-25 | recorded (DEED) | DEED dated 1998-02-25 from VALUE ASSOCIATES CORP to DELL, ALBERT THEODORE, no price stated ($0). | bnx9-e6tj |
| 1997-09-17 | recorded (DEED) | DEED dated 1997-09-17 from GE CAPITAL MORTGAGESERVICES INC to VALUE ASSOCIATES CORP, no price stated ($0). | bnx9-e6tj |
| 1997-08-25 | recorded (DEED) | DEED dated 1997-08-25 from NATIONSBANK to GE CAPITAL MORTGAGESERVICES INC, no price stated ($0). | bnx9-e6tj |
| 1993-12-16 | recorded (DEED) | DEED dated 1993-12-16 from RAMSEUR, CRAIG/REF; GUERZON, LORRAINE/DEFS to NATIONSBANK, no price stated ($0). | bnx9-e6tj |
| 1988-09-15 | recorded (DEED) | DEED dated 1988-09-15 from RED LION REAL ESTATECP to GUERZON, LORRAINE, no price stated ($0). | bnx9-e6tj |
| 1983-08-11 | recorded (DEED) | DEED dated 1983-08-11 from GUERZON, LORRAINE; GUERZON, PAUL L JR. to RED LION REAL ESTATECP, no price stated ($0). | bnx9-e6tj |
| 1978-01-04 | recorded (DEED) | DEED dated 1978-01-04 from HURKIN EUGENE to HURKIN ROSE, no price stated ($0). | bnx9-e6tj |
| 1978-01-04 | recorded (DEED) | DEED dated 1978-01-04 from HURKIN ROSE to GUERZON LORRAINE; GUERZON PAUL L, no price stated ($0). | bnx9-e6tj |

## Open DOB jobs and recent work permits

A DOB "job" is an application to do construction work. status "open" = a permit was issued but DOB has no record of final sign-off. Work permits are listed with type "work_permit" and their DOB permit status (they are not counted as open items).

| Date | Status | Description | Source |
|---|---|---|---|
| 2021-09-15 | n/a (Signed-off) | DOB NOW work permit for job B00538702-I1: Supported Scaffold — Pipe scaffolding installed per plans, no change in use , egress or occupancy. Issued 2021-09-15, expires 2022-07-19. | rbx6-tga4 |
| 2021-06-11 | n/a (Signed-off) | DOB NOW work permit for job B00538702-I1: Supported Scaffold — Pipe scaffolding installed per plans, no change in use , egress or occupancy. Issued 2021-06-11, expires 2022-03-31. | rbx6-tga4 |
| 2010-10-26 | n/a (ISSUED (renewal)) | BIS work permit for job 300828353: Plumbing / Plumbing. Issued 2010-10-26, expires 2011-10-26. | ipu4-2q9a |
| 2009-06-09 | n/a (ISSUED (initial)) | BIS work permit for job 300828353: Plumbing / Plumbing. Issued 2009-06-09, expires 2010-06-09. | ipu4-2q9a |
| 2009-04-23 | n/a (ISSUED (renewal)) | BIS work permit for job 300828353: Alteration. Issued 2009-04-23, expires 2009-12-31. | ipu4-2q9a |
| 2001-02-28 | n/a (ISSUED (initial)) | BIS work permit for job 300828353: Alteration. Issued 2001-02-28, expires 2001-12-22. | ipu4-2q9a |

## Open violations (DOB, DOB NOW safety, ECB, HPD)

status "open" = DOB violation category is ACTIVE, DOB NOW safety violation status is Active, ECB violation status is ACTIVE, or HPD violation status is Open. Dismissed, cured, waived and disputed-successfully safety violations are not open.

| Date | Status | Description | Source |
|---|---|---|---|
| 1993-08-16 | open (V-DOB VIOLATION - ACTIVE) | DOB violation (LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED). Active — not recorded as resolved or dismissed. | 3h2n-5cm9 |
| 2013-11-20 | open (Nov Sent Out) | HPD class B violation (Class B): § 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 A MINIMUM OF 100 WATTS INCANDESCENT LIGHT REQUIRED. LIGHT FIXTURE PRESENT. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE BROKEN CONCRETE PAVEMENT AT ENTRANCE TO BASEMENT APT FRONT AREAWAY.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-12.01 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS AND CEILING BATHROOM BASEMENT PUBLIC HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILES IN BATHROOM 3 STY PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CLG OF BATHROOM BASEMENT PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-10.01 ADM CODE REFIT ENTRANCE DOOR STREET TO VESTIBULE TO 1 STY PUBLIC HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE PAINTED SPRINKLER HEADS 3 STY NORTHWEST B ROOM.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING BALUSTERS 1 TO 2 & 2 TO 3 STY PUBLIC HALLS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE TILE WALL COMMUNITY BATHROOMS BASEMENT & 2 STY.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE HANDRAIL STAIRS 1 TO 2 STY PUBLIC HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-16.01 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS SINK 3 STY SOUTHWEST APT B ROOM KITCHENETTE.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-20.01 ADM CODE PROVIDE A PEEP HOLE IN ENTRANCE DOOR OF THE DWELLING UNIT SO LOCATED SO AS TO PERMIT A PERSON INSIDE THE DWELLING TO VIEW ANY PERSON OUTSIDE ENTRANCE DOOR B ROOM BASEMENT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-21.07 ADM CODE MAINTAIN ON THE PREMISES A COPY OF THE SPRINKLER TES T FOR THE CURRENT YEAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-12.01 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT CEILING & WALLS 3 STY SOUTHWEST B ROOM.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE BALUSTERS & NEWEL POST CAP BALSTRADE FRONT ENTRANCE TO BLDG.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-10.01 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE 50 WATT LIGHT OVER DOOR TO BASEMENT PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-20.01 ADM CODE PROVIDE A PEEP HOLE IN ENTRANCE DOOR OF THE DWELLING UNIT SO LOCATED SO AS TO PERMIT A PERSON INSIDE THE DWELLING TO VIEW ANY PERSON OUTSIDE ENTRANCE DOOR B ROOM 3 STY.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILE WALLSBATHROOM 1 STY HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-21.07 ADM CODE SEAL IN OPEN POSITION THE O.S.Y. VALVE OF THE SPRINKLER SYSTEM IN ACCORDANCE WITH THE RULES AND REGULATIONS OF THIS DEPARTMENT CELLAR FRONT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE PAINTED SPRINKLER HEADS 3 STY SOUTHWEST B ROOM.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-16.01 ADM CODE PROVIDE SUITABLE TIGHT COVER FOR THE HANDHOLE OPENING OF TRAP CELLAR FRONT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING ALL STYS COMMUNITY BATHROOMS OFF PUBLIC HALLS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE LIGHT FIXTURE AT CEILING 1 STY PUBLIC HALL COMMUNITY BATHROOM.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PLASTER CELLAR CEILING THROUGHOUT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-12.03 ADM CODE AND DEPT. RULES AND REGULATIONS. SCRAPE AND REMOVE RUST SCALES AND PAINT WITH 2 COATS OF PAINT ALL STYS REAR FIRE ESCAPES ALL STACKS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE WALL LIGHT FIXTURE 1 STY PUBLIC HALL REAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CLG & WALLS BATHROOM 2 STY PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING REGISTER WITH FUSIBLE LINK BOILER ROOM CELLAR REAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOOR NAILED CLOSED BASEMENT TO CELLAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-33.03 ADM CODE POST A SIGN IN ROOMING UNIT SHOWING MAXIMUM LAWFUL OCCUPANCY FOR SLEEPING PURPOSES ALL ROOMS ALL STYS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE METAL CEILING BOILER ROOM CELLAR REAR.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-33.13 ADM CODE PROVIDE TENANT REGISTER ON PREMISES PURSUANT TO RULES AND REGULATIONS OF THIS DEPARTMENT.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-21.09 ADM CODE PROVIDE A MANAGER WHO SHALL BE RESPONSIBLE FOR THE CONDUCT, OPERATION AND MAINTENANCE OF PREMISES AND WHO SHALL LIVE ON PREMISES OR BE REGULARLY PRESENT THEREIN.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING BALUSTERS ALL STYS PUB HALLS STAIRS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF HASP & PADLOCKS ENTRANCE DOOR 1 STY PUBLIC HALLS ALL B ROOMS.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-12.01 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS & CLG BATHROOM 2 STY PUB HALL.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS AND CEILING 3 STY FRONT NORTHWEST BEDROOM.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class A violation (Class A): D26-11.01, 11.03, 11.05 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE REAR YARD.. Open — not recorded as corrected. | wvxf-dwi5 |
| 2008-05-21 | open (Nov Sent Out) | HPD class B violation (Class B): D26-11.01, 11.03, 11.05 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE CELLAR THROUGHOUT.. Open — not recorded as corrected. | wvxf-dwi5 |

Showing 40 of 74. Full list: https://nycpropertyfacts.com/api/v1/property/3001960029/violations

## DOB safety violations (DOB NOW)

Active means the published violation status is Active. Dismissed, cured, waived, disputed successfully and pending dismissal are not open items.

No records found.

Source: DOB Safety Violations (DOB NOW) (https://data.cityofnewyork.us/Building/DOB-Safety-Violations/855j-jady), city dataset updated 2026-11-09; last loaded 2026-11-10

## OATH tickets with unpaid balance or pending

status "open" = balance due > $0 after a decision (cases awaiting a hearing are "pending"). default=true means the respondent did not appear.

No records found.

## Complaints (HPD since 2019, 311 last 12 months)

Complaints are reports, not violations. status mirrors the published complaint / request status.

No records found.

## Owners & contacts

Owner of record comes from city tax records (PLUTO) and can lag behind recent sales.

| Date | Status | Description | Source |
|---|---|---|---|
| 2026-08-24 | current | City tax records (PLUTO) list the owner as KOCH, LESLIE. | 64uk-42ks |
| 2006-12-11 | recorded | Grantee (buyer) on the most recent deed (DEED, 2006-12-11). | 636b-3b5g |
| 2006-12-11 | recorded | Grantee (buyer) on the most recent deed (DEED, 2006-12-11). | 636b-3b5g |

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Independent site. Data from NYC Open Data; not affiliated with the City of New York. Not a title search or official record; verify with the issuing agency. JSON: https://nycpropertyfacts.com/api/v1/property/3001960029