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NYC Building Records · BBL 3068800042

91 BAY 40 STREET

Brooklyn · Block 6880 · Lot 42 · One-family attached (Class A5)

91 BAY 40 STREET is a Class A5 (one-family attached) building in Brooklyn (BBL 3068800042) built in 1950, with 1 residential unit across 2 floors.

The building is in NYC community district 311, council district 43, zoning district R5, on a 1,740-square-foot lot with a building footprint of 1,728 square feet.

The current registered owner of record per NYC PLUTO is MUI, ROBERT LEUNG.

The most recent ACRIS deed transfer for this BBL was recorded on October 18, 2022 when WONG, LOK MAN; WONG, YEE LI conveyed the property to MUI, ROBERT LEUNG; LIN, ZHIXIA ANN for $950K. The transaction was recorded as cash (no paired mortgage instrument).

Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.

Owner of record

MUI, ROBERT LEUNG

Most recent deed

Last transferred on Oct 18, 2022 for $950K to MUI, ROBERT LEUNG; LIN, ZHIXIA ANN.
Previous owner: WONG, LOK MAN; WONG, YEE LI
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2022 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Oct 18, 2022DEED$950KParties redacted — full names in MetroDeeds Scout+
Dec 4, 2010AGMT$215KParties redacted — full names in MetroDeeds Scout+
Dec 4, 2010MTGE$2KParties redacted — full names in MetroDeeds Scout+
Jul 11, 2009MTGE$114KParties redacted — full names in MetroDeeds Scout+
Jun 9, 2006MTGE$270KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
1
Year built
1950
Class
A5
Borough
Brooklyn
Zoning:
R5
Lot size:
1,740 sqft
Building area:
1,728 sqft
Floors:
2
Assessed value:
$63K
Community district:
311
Council district:
43

HPD violations

0 open
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

No open HPD violations recorded for this building.

Recent ACRIS activity

5 documents in the last 5 years (most recent Oct 18, 2022).

Frequently asked questions about 91 BAY 40 STREET

Who owns 91 BAY 40 STREET?

The current registered owner of record for 91 BAY 40 STREET per NYC PLUTO is MUI, ROBERT LEUNG. The most recent ACRIS deed transfer for this BBL was recorded on October 18, 2022 when the property was conveyed to MUI, ROBERT LEUNG; LIN, ZHIXIA ANN. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.

When was 91 BAY 40 STREET last sold?

The most recent ACRIS deed transfer for 91 BAY 40 STREET was recorded on October 18, 2022, when WONG, LOK MAN; WONG, YEE LI conveyed the property to MUI, ROBERT LEUNG; LIN, ZHIXIA ANN for $950K. The transaction was recorded as cash (no paired mortgage instrument).

How many HPD violations does 91 BAY 40 STREET have?

No open HPD housing-maintenance code violations are on record for 91 BAY 40 STREET. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.

What is the assessed value of 91 BAY 40 STREET?

NYC Department of Finance assesses 91 BAY 40 STREET at $63K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.

What building class is 91 BAY 40 STREET and what does that mean?

91 BAY 40 STREET is NYC building class A5 — One-family attached. A single-family attached or semi-detached dwelling. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.

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