# 10 Dennett Place, Brooklyn, NY 11231

BBL 3004720022 · Block 472 · Lot 22 · BIN 3008089  
Canonical page: https://nycpropertyfacts.com/ny/brooklyn/10-dennett-place-3004720022  
Last updated: 2026-10-31 · Open-item counts as of 2026-10-31

Also recorded as: 10 Dennett

## Summary

10 Dennett Place (Brooklyn, NY 11231; tax lot BBL 3004720022) is an one-family home (building class A5: one-family home, attached or semi-detached), built around 1899, on a 881 sq ft lot zoned R6B. City tax records list the owner as OLIVER, ALEXANDER R; per ACRIS, a deed to this owner dated June 25, 2015 lists a price of $1,500,000. The Department of Finance's final market value for tax year 2027 is $2,870,000. As of October 31, 2026, NYC Open Data shows no open DOB jobs, active DOB/ECB violations, open HPD violations or unpaid OATH tickets for this lot. There was one 311 request 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, “10 Dennett Place, Brooklyn, NY 11231 (BBL 3004720022)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/10-dennett-place-3004720022. 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: OLIVER, ALEXANDER R
- Building class: A5 – One-family home, attached or semi-detached
- Year built: 1899
- Floors: 4
- Units: 1 residential / 1 total
- Lot area: 881 sq ft · Building area: 1,762 sq ft
- Zoning: R6B
- Source: PLUTO (Dept. of City Planning) (https://data.cityofnewyork.us/d/64uk-42ks), data as of 2026-11-02

## Tax assessment

- Tax year 2027 (final roll): market value $2,870,000, assessed value $172,200, 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 |
|---|---|---|---|
| 2020-12-22 | recorded (DEED) | DEED dated 2020-12-22 from OLIVER, ALEXANDER R to DORTICOS, JENIA; OLIVER, ALEXANDER R, no price stated ($0). | bnx9-e6tj |
| 2015-06-25 | recorded (DEED) | DEED dated 2015-06-25 from MARI, KEVIN; MARI, CHRISTOPHER to OLIVER, ALEXANDER R, stated price $1,500,000. | bnx9-e6tj |
| 2014-01-10 | recorded (DEED) | DEED dated 2014-01-10 from MARI (EXECUTOR), CHRISTOPHER; MARI (ESTATE OF), REGINA ANNE to MARI, CHRISTOPHER; MARI, KEVIN, no price stated ($0). | bnx9-e6tj |
| 1988-06-07 | recorded (DEED) | DEED dated 1988-06-07 from BENEVISTO, FRANCES/AKA; BENVISTO, NINFA to BENEVISTO, FRANCES/AKA; BENVISTO, NINFA; MARI, REGINA ANNE, 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 |
|---|---|---|---|
| 2021-04-16 | n/a (ISSUED (renewal)) | BIS work permit for job 340406073: Equipment work / Sprinkler. Issued 2021-04-16, expires 2022-04-16. | ipu4-2q9a |
| 2021-04-13 | n/a (ISSUED (renewal)) | BIS work permit for job 340406073: Equipment work / Sprinkler. Issued 2021-04-13, expires 2022-04-13. | ipu4-2q9a |
| 2020-03-31 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Alteration. Issued 2020-03-31, expires 2021-03-12. | ipu4-2q9a |
| 2019-05-21 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Plumbing / Plumbing. Issued 2019-05-21, expires 2020-11-30. | ipu4-2q9a |
| 2019-04-17 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2019-04-17, expires 2020-10-31. | ipu4-2q9a |
| 2019-04-10 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Alteration. Issued 2019-04-10, expires 2019-08-17. | ipu4-2q9a |
| 2018-08-20 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Alteration. Issued 2018-08-20, expires 2019-08-17. | ipu4-2q9a |
| 2018-08-20 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2018-08-20, expires 2019-08-20. | ipu4-2q9a |
| 2017-11-02 | n/a (ISSUED (initial)) | BIS work permit for job 340406073: Equipment work / Sprinkler. Issued 2017-11-02, expires 2018-11-02. | ipu4-2q9a |
| 2017-08-31 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Alteration. Issued 2017-08-31, expires 2018-08-17. | ipu4-2q9a |
| 2017-08-31 | n/a (ISSUED (renewal)) | BIS work permit for job 321197780: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2017-08-31, expires 2018-08-31. | ipu4-2q9a |
| 2017-02-14 | n/a (ISSUED (initial)) | BIS work permit for job 340467658: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2017-02-14, expires 2018-02-14. | ipu4-2q9a |
| 2017-02-13 | n/a (ISSUED (initial)) | BIS work permit for job 321197780: Plumbing / Plumbing. Issued 2017-02-13, expires 2018-02-13. | ipu4-2q9a |
| 2017-01-23 | n/a (ISSUED (initial)) | BIS work permit for job 321197780: Construction equipment (scaffold, fence, shed) / Construction equipment. Issued 2017-01-23, expires 2018-01-23. | ipu4-2q9a |
| 2017-01-23 | n/a (ISSUED (initial)) | BIS work permit for job 321197780: Alteration. Issued 2017-01-23, expires 2017-08-17. | 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 |
|---|---|---|---|
| 2026-07-16 | closed (Closed) | 311 request to NYPD: Illegal Parking – Blocked Sidewalk. | 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 OLIVER, ALEXANDER R. | 64uk-42ks |
| 2020-12-22 | recorded | Grantee (buyer) on the most recent deed (DEED, 2020-12-22). | 636b-3b5g |
| 2020-12-22 | recorded | Grantee (buyer) on the most recent deed (DEED, 2020-12-22). | 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/3004720022