# 451 Ralph Avenue, Brooklyn, NY 11233 BBL 3014510001 · Block 1451 · Lot 1 · BIN 3342380, 3844923 Canonical page: https://nycpropertyfacts.com/ny/brooklyn/451-ralph-avenue-3014510001 Last updated: 2026-10-31 · Open-item counts as of 2026-11-06 Also recorded as: 1393 1401 St Marks Ave ## Summary 451 Ralph Avenue (Brooklyn, NY 11233; tax lot BBL 3014510001) is a health-care facility (building class I1: hospital or health facility (subtype I1)), built around 1994, on a 20,260 sq ft lot zoned R6. City tax records list the owner as NYS OFFICE OF MENTAL HEALTH. The Department of Finance's final market value for tax year 2027 is $1,563,000. As of November 6, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows one DOB job with a permit issued but no sign-off. There were three 311 requests in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.) How to cite: NYC Property Facts, “451 Ralph Avenue, Brooklyn, NY 11233 (BBL 3014510001)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/451-ralph-avenue-3014510001. Source: NYC Open Data. ## Neighborhood Ocean Hill: https://nycpropertyfacts.com/ny/brooklyn/11233 - Open HPD violations: https://nycpropertyfacts.com/ny/brooklyn/11233/open-hpd-violations - Active DOB violations: https://nycpropertyfacts.com/ny/brooklyn/11233/active-dob-violations - Active ECB violations: https://nycpropertyfacts.com/ny/brooklyn/11233/active-ecb-violations - Open DOB jobs: https://nycpropertyfacts.com/ny/brooklyn/11233/open-dob-jobs - Unpaid OATH tickets: https://nycpropertyfacts.com/ny/brooklyn/11233/unpaid-oath-tickets ## ZIP Brooklyn 11233: https://nycpropertyfacts.com/ny/brooklyn/11233 ## Nearby properties Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers. - 439 Ralph Avenue (84 ft): https://nycpropertyfacts.com/ny/brooklyn/439-ralph-avenue-3014510006 - 437 Ralph Avenue (117 ft): https://nycpropertyfacts.com/ny/brooklyn/437-ralph-avenue-3014510008 - 435 Ralph Avenue (132 ft): https://nycpropertyfacts.com/ny/brooklyn/435-ralph-avenue-3014510108 - 455 Ralph Avenue (147 ft): https://nycpropertyfacts.com/ny/brooklyn/455-ralph-avenue-3014570013 - 433a Ralph Avenue (148 ft): https://nycpropertyfacts.com/ny/brooklyn/433a-ralph-avenue-3014510009 - 433 Ralph Avenue (164 ft): https://nycpropertyfacts.com/ny/brooklyn/433-ralph-avenue-3014510109 - 1814 Bergen Street (290 ft): https://nycpropertyfacts.com/ny/brooklyn/1814-bergen-street-3014510012 ## Open items | Item | Count | |---|---| | Open DOB jobs (permit issued, not signed off) | 1 | | Active DOB violations | 0 | | Active ECB violations | 0 | | Open HPD violations | 0 | | OATH tickets with unpaid balance | 0 | ## Lot & building - Owner of record: NYS OFFICE OF MENTAL HEALTH - Building class: I1 – Hospital or health facility (subtype I1) - Year built: 1994 - Floors: 1 - Units: 0 residential / 1 total - Lot area: 20,260 sq ft · Building area: 7,758 sq ft - Zoning: R6 - Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), city dataset updated 2026-08-24; last loaded 2026-11-07 ## Tax assessment - Tax year 2027 (final roll): market value $1,563,000, assessed value $703,350, tax class 4 - 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 | |---|---|---|---| | 1982-11-24 | recorded (DEED) | DEED dated 1982-11-24 from SMITH, LAWRENCE E to HUNT, MICHAEL A, no price stated ($0). | bnx9-e6tj | | 1976-03-02 | recorded (DEED) | DEED dated 1976-03-02 from CITY OF NEW YORK to LAWRENCE E SMITH, no price stated ($0). | bnx9-e6tj | | 1968-04-09 | recorded (DEED) | DEED dated 1968-04-09 from GOODMAN ROY M FINANCE ADMIN OF; GOODMAN ROY M FINANCE ADMIN OF THE CITY OF NY; FINANCE ADMINISTRATOR OF THE CITY OF NEW YORK; DEPT OF FINANCE OF THE CITY OF NY; GOODMAN ROY M FINANCE ADMINISTRATOR OF NYC; FINANCE ADMIN OF CITY OF NY; FINANCE ADMIN OF N Y C; FINANCE ADMINOF THE CITY OF NY; FINANCE ADMIN OF THE CITY OF N Y; GOODMAN ROY M FINANCE ADMIN OF THE CITY OF N Y; FINANCE ADMIN OF CITY OF NEW YORK; GOODMAN ROY M AS FINANCE ADMIN OF THE CITY OF N Y; GOODMAN ROY M FINANCE ADMIN OF NYC; FIN ADMIN OF NYC; GOODMAN ROY M(FINANCE ADMIN OF); GOODMAN ROY M FINANCE ADMIN OF THE CITY OF NEWYORK; THE CITY OF N Y; FINANCE ADMIN OF THE CITY OF NY; GOODMAN ROY M; GOODMAN ROY M FINANCE ADMIN OF THE CITY OF NY; GOODMAN ROY M FINANCE AMDIN OF THE CITY OF NY; GOODMAN ROY M (FINANCE ADMIN OF); FINANCE ADMIN OF NYC; GOODMAN ROY M AS FINANCE ADMINISTRATOR OF CITY NY; FINANCE ADMINI OF NY; GOODMAN RAY M; FINANACE ADMIN OF THE CITY OF NEW YORK; FINANCE ADMINISTRATOR OF NY; FINANCE ADMIN OF THE CITY OF NY; GOODMAN ROY M (FINANCE ADMIN OF THE CITY OF NY); THE CITY OF NY; GOODMAN ROY M FINANCE ADMIN OF CITY OF NY; THE CITY OF NEW YORK; GOODMAN ROY M (AS COMM FINANCE ADMIN; FINANCE ADMIN OF THE CITY OF NEW YORK; GOODMAN ROY M AS FINANCE ADMIN OF NYC to CITY OF NY; THE CITY OF NY; CITY OF N Y; THE CITY OF N Y; THE CITY OF NEW YORK; CITY OF NEW YORK, no price stated ($0) for a deed covering 569 lots. | 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 | |---|---|---|---| | 1994-01-21 | open (PERMIT ISSUED - ENTIRE JOB/WORK) | BIS job 300322210 (DM – Demolition): PERMIT ISSUED - ENTIRE JOB/WORK — permit issued, no sign-off on record. | ic3t-wcy2 | | 1994-01-21 | n/a (ISSUED (initial)) | BIS work permit for job 300322210: Demolition. Issued 1994-01-21, expires 1995-01-01. | ipu4-2q9a | | 1994-01-21 | n/a (ISSUED (initial)) | BIS work permit for job 300322210: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 1994-01-21, expires 1994-12-31. | ipu4-2q9a | ## Open violations (DOB, ECB, HPD) status "open" = DOB violation category is ACTIVE, ECB violation status is ACTIVE, or HPD violation status is Open. No records found. ## 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. | Date | Status | Description | Source | |---|---|---|---| | 2026-07-18 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Sidewalk. | erm2-nwe9 | | 2026-07-18 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Sidewalk. | erm2-nwe9 | | 2026-07-16 | closed (Closed) | 311 request to NYPD: Illegal Parking – Parking Permit Improper Use. | erm2-nwe9 | ## 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 NYS OFFICE OF MENTAL HEALTH. | 64uk-42ks | | 1982-11-24 | recorded | Grantee (buyer) on the most recent deed (DEED, 1982-11-24). | 636b-3b5g | --- 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/3014510001