# 2311 Olean Street, Brooklyn, NY 11210 BBL 3076770065 · Block 7677 · Lot 65 · BIN 3210853 Canonical page: https://nycpropertyfacts.com/ny/brooklyn/2311-olean-street-3076770065 Last updated: 2026-10-31 · Open-item counts as of 2026-11-05 ## Summary 2311 Olean Street (Brooklyn, NY 11210; tax lot BBL 3076770065) is an one-family home (building class A9: one-family home, miscellaneous), built around 1970, on a 4,885 sq ft lot zoned R3-2. City tax records list the owner as KLAPPER, ARNOLD; per ACRIS, a deed to this owner dated March 23, 2006 lists a price of $450,000. The Department of Finance's final market value for tax year 2027 is $1,885,000. As of November 5, 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.) How to cite: NYC Property Facts, “2311 Olean Street, Brooklyn, NY 11210 (BBL 3076770065)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/brooklyn/2311-olean-street-3076770065. Source: NYC Open Data. ## Open items | Item | Count | |---|---| | Open DOB jobs (permit issued, not signed off) | 0 | | Active DOB violations | 0 | | Active ECB violations | 0 | | Open HPD violations | 0 | | OATH tickets with unpaid balance | 0 | ## Lot & building - Owner of record: KLAPPER, ARNOLD - Building class: A9 – One-family home, miscellaneous - Year built: 1970 - Floors: 1 - Units: 1 residential / 1 total - Lot area: 4,885 sq ft · Building area: 2,635 sq ft - Zoning: R3-2, R2 - Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-05 ## Tax assessment - Tax year 2027 (final roll): market value $1,885,000, assessed value $113,100, 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 | |---|---|---|---| | 2023-07-05 | recorded (DEED, LE) | DEED, LE dated 2023-07-05 from KLAPPER, ARNOLD to 2311 OLEAN STREET IRREVOCABLE TRUST; ARNOLD KLAPPER AS TRUSTEE, no price stated ($0). | bnx9-e6tj | | 2006-03-23 | recorded (DEED) | DEED dated 2006-03-23 from KLAPPER, ARNOLD; KLAPPER, LISA to KLAPPER, ARNOLD, stated price $450,000. | bnx9-e6tj | | 2003-03-04 | recorded (DEED) | DEED dated 2003-03-04 from KLAPPER, ARNOLD to KLAPPER, LISA; KLAPPER, ARNOLD, no price stated ($0). | bnx9-e6tj | | 1988-01-25 | recorded (DEED) | DEED dated 1988-01-25 from KLAPPER, GOLDIE; KLAPPER, ARNOLD to KLAPPER, ARNOLD, no price stated ($0). | bnx9-e6tj | | 1978-01-23 | recorded (DEED) | DEED dated 1978-01-23 from DENMARK DOROTHY to KLAPPER ARNOLD; KLAPPER GOLDIE, 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). No records found. ## 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. 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 KLAPPER, ARNOLD. | 64uk-42ks | | 2023-07-05 | recorded | Grantee (buyer) on the most recent deed (DEED, LE, 2023-07-05). | 636b-3b5g | | 2023-07-05 | recorded | Grantee (buyer) on the most recent deed (DEED, LE, 2023-07-05). | 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/3076770065