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NYC Building Records · BBL 3069040042

12 BAY 50 STREET

Brooklyn · Block 6904 · Lot 42 · Walk-up, pre-1929 (Class C3)

12 BAY 50 STREET is a Class C3 (walk-up, pre-1929) building in Brooklyn (BBL 3069040042) built in 1931, with 4 residential units across 3 floors.

The building is in NYC community district 313, council district 47, zoning district R5, on a 1,933-square-foot lot with a building footprint of 3,600 square feet.

The current registered owner of record per NYC PLUTO is 12 BAY 50 REALTY INC..

The most recent ACRIS deed transfer for this BBL was recorded on December 13, 2023 when BAY50 REALTY GROUP LLC conveyed the property to 12 BAY 50 REALTY INC. for $1.60M. The transaction was recorded as cash (no paired mortgage instrument).

The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.

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

12 BAY 50 REALTY INC.
HPD-registered head officer: QiBo Dong

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerQiBo Dong
  • Corporate Owner12 Bay 50 Realty Inc
  • Managing AgentLina Li

Most recent deed

Last transferred on Dec 13, 2023 for $1.6M to 12 BAY 50 REALTY INC..
Previous owner: BAY50 REALTY GROUP LLC
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →

Recent ACRIS documents (last 3)

DateTypeAmountParties
Dec 13, 2023DEED$1.6MParties redacted — full names in MetroDeeds Scout+
Oct 5, 2017MTGE$300KParties redacted — full names in MetroDeeds Scout+
Oct 5, 2017DEED$900KParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
4
Year built
1931
Class
C3
Borough
Brooklyn
Zoning:
R5
Lot size:
1,933 sqft
Building area:
3,600 sqft
Floors:
3
Assessed value:
$180K
Community district:
313
Council district:
47

HPD violations

0 open
Most severe class on record: Class A
No open violations on record. Source: NYC HPD.
🔒 See full violation history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected Jun 6, 2025
    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
  • Class IInspected Nov 26, 2024
    §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
  • Class AInspected Feb 23, 2022
    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
  • Class IInspected Nov 3, 2016
    §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
  • Class IInspected Oct 7, 2015
    SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THER…
🔒 See full violation history with closure dates →

Recent ACRIS activity

3 documents in the last 5 years (most recent Dec 13, 2023).

Frequently asked questions about 12 BAY 50 STREET

Who owns 12 BAY 50 STREET?

The current registered owner of record for 12 BAY 50 STREET per NYC PLUTO is 12 BAY 50 REALTY INC.. The most recent ACRIS deed transfer for this BBL was recorded on December 13, 2023 when the property was conveyed to 12 BAY 50 REALTY INC.. 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 12 BAY 50 STREET last sold?

The most recent ACRIS deed transfer for 12 BAY 50 STREET was recorded on December 13, 2023, when BAY50 REALTY GROUP LLC conveyed the property to 12 BAY 50 REALTY INC. for $1.60M. The transaction was recorded as cash (no paired mortgage instrument).

How many HPD violations does 12 BAY 50 STREET have?

No open HPD housing-maintenance code violations are on record for 12 BAY 50 STREET as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.

What is the assessed value of 12 BAY 50 STREET?

NYC Department of Finance assesses 12 BAY 50 STREET at $180K 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 12 BAY 50 STREET and what does that mean?

12 BAY 50 STREET is NYC building class C3 — Walk-up, pre-1929. A walk-up apartment building constructed before 1929, typically 3-6 stories and often rent-stabilized. 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.

More from MetroDeeds

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