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NYC Building Records · BBL 3048810032

400 EAST 45 STREET

Brooklyn · Block 4881 · Lot 32 · Walk-up, pre-1929 (Class C3)

400 EAST 45 STREET is a Class C3 (walk-up, pre-1929) building in Brooklyn (BBL 3048810032) built in 1931, with 4 residential units across 3 floors.

The building is in NYC community district 317, council district 41, zoning district R5, on a 4,000-square-foot lot with a building footprint of 6,000 square feet.

The current registered owner of record per NYC PLUTO is NELSON, MARTIN.

The most recent ACRIS deed transfer for this BBL was recorded on February 29, 2024 when Nelson, Martin conveyed the property to Nelson, Martin; Hall Nelson, Glenylis for a non-disclosed consideration. 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

NELSON, MARTIN

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Managing AgentMartin Nelson
  • Joint OwnerGlenylis HallNelson

Most recent deed

Last transferred on Feb 29, 2024 to Nelson, Martin; Hall Nelson, Glenylis.
Previous owner: Nelson, Martin
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2024 sale →

Recent ACRIS documents (last 1)

DateTypeAmountParties
Feb 29, 2024DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the redacted buyer/seller name above →

Building stats

Units
4
Year built
1931
Class
C3
Borough
Brooklyn
Zoning:
R5
Lot size:
4,000 sqft
Building area:
6,000 sqft
Floors:
3
Assessed value:
$280K
Community district:
317
Council district:
41

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected May 4, 2026
    (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 CInspected Nov 23, 2025
    § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
  • Class CInspected Nov 23, 2025
    § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF SCALDING HOT WATER ABOVE 130 DEGREES IN THE ENTIRE APARTMENT LOCATED AT AP…
  • Class CInspected Nov 23, 2025
    § 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM LOCKED DOOR AT CELLAR
  • Class CInspected Nov 23, 2025
    § 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

1 document in the last 5 years (most recent Feb 29, 2024).

Frequently asked questions about 400 EAST 45 STREET

Who owns 400 EAST 45 STREET?

The current registered owner of record for 400 EAST 45 STREET per NYC PLUTO is NELSON, MARTIN. The most recent ACRIS deed transfer for this BBL was recorded on February 29, 2024 when the property was conveyed to Nelson, Martin; Hall Nelson, Glenylis. 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 400 EAST 45 STREET last sold?

The most recent ACRIS deed transfer for 400 EAST 45 STREET was recorded on February 29, 2024, when Nelson, Martin conveyed the property to Nelson, Martin; Hall Nelson, Glenylis for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).

How many HPD violations does 400 EAST 45 STREET have?

No open HPD housing-maintenance code violations are on record for 400 EAST 45 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 400 EAST 45 STREET?

NYC Department of Finance assesses 400 EAST 45 STREET at $280K 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 400 EAST 45 STREET and what does that mean?

400 EAST 45 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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