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NYC Building Records · BBL 3018160054

433 MONROE STREET

Brooklyn · Block 1816 · Lot 54 · Two-family brick (Class B1)

433 MONROE STREET is a Class B1 (two-family brick) building in Brooklyn (BBL 3018160054) built in 1899, with 2 residential units across 2 floors.

The building is in NYC community district 303, council district 36, zoning district R6B, on a 2,000-square-foot lot with a building footprint of 2,400 square feet.

The current registered owner of record per NYC PLUTO is TRENDELENBURG, SIMON.

The most recent ACRIS deed transfer for this BBL was recorded on November 27, 2023 when Diaz, Tomas conveyed the property to Trendelenburg, Simon; Trendelenburg, Elisa Pan for $2.08M. 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

TRENDELENBURG, SIMON

Most recent deed

Last transferred on Nov 27, 2023 for $2.1M to Trendelenburg, Simon; Trendelenburg, Elisa Pan.
Previous owner: Diaz, Tomas
Cash sale: no recorded mortgage tied to this transfer.
🔒 See full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
May 30, 2025AGMT$1.5MParties redacted — full names in MetroDeeds Scout+
Nov 27, 2023DEED$2.1MParties redacted — full names in MetroDeeds Scout+
Feb 21, 2018MTGE$750KParties redacted — full names in MetroDeeds Scout+
Jun 23, 2017DEED$995KParties redacted — full names in MetroDeeds Scout+
Mar 23, 2007MTGE$52KParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
2
Year built
1899
Class
B1
Borough
Brooklyn
Zoning:
R6B
Lot size:
2,000 sqft
Building area:
2,400 sqft
Floors:
2
Assessed value:
$86K
Community district:
303
Council district:
36

HPD violations

0 open
No open violations on record. Source: NYC HPD.
🔒 See full violation 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 May 30, 2025).

Frequently asked questions about 433 MONROE STREET

Who owns 433 MONROE STREET?

The current registered owner of record for 433 MONROE STREET per NYC PLUTO is TRENDELENBURG, SIMON. The most recent ACRIS deed transfer for this BBL was recorded on November 27, 2023 when the property was conveyed to Trendelenburg, Simon; Trendelenburg, Elisa Pan. 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 433 MONROE STREET last sold?

The most recent ACRIS deed transfer for 433 MONROE STREET was recorded on November 27, 2023, when Diaz, Tomas conveyed the property to Trendelenburg, Simon; Trendelenburg, Elisa Pan for $2.08M. The transaction was recorded as cash (no paired mortgage instrument).

How many HPD violations does 433 MONROE STREET have?

No open HPD housing-maintenance code violations are on record for 433 MONROE 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 433 MONROE STREET?

NYC Department of Finance assesses 433 MONROE STREET at $86K 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 433 MONROE STREET and what does that mean?

433 MONROE STREET is NYC building class B1 — Two-family brick. A two-family residential building of brick construction, typically owner-occupied. 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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