Free account includes 3 full due diligence reports — no credit card requiredSign Up Free →
← Address Lookup
NYC Building Records · BBL 3050860066

45 MARTENSE STREET

Brooklyn · Block 5086 · Lot 66 · Elevator coop, 6+ stories (Class D4)

45 MARTENSE STREET is a Class D4 (elevator coop, 6+ stories) building in Brooklyn (BBL 3050860066) built in 1937, with 66 residential units across 6 floors.

The building is in NYC community district 314, council district 40, zoning district R7A, on a 16,598-square-foot lot with a building footprint of 75,312 square feet.

The current registered owner of record per NYC PLUTO is 45 MARTENSE STREET OWNERS CORP.

MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

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

45 MARTENSE STREET OWNERS CORP
HPD-registered head officer: MARIA VALENTE

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMARIA VALENTE
  • Corporate Owner45 MARTENSE STREET OWNERS CORP
  • Managing AgentMAXX PROPERTIES
  • Site ManagerLEON MANOUCHERI

Most recent deed

Most recent ACRIS document: MTGE recorded Aug 29, 2022.
🔒 See the full deed history for this building →

Recent ACRIS documents (last 4)

DateTypeAmountParties
Aug 29, 2022MTGE$100KParties redacted — full names in MetroDeeds Scout+
Aug 22, 2022AGMT$1.9MParties redacted — full names in MetroDeeds Scout+
May 3, 2013AGMT$1.8MParties redacted — full names in MetroDeeds Scout+
May 3, 2013AGMT$500KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 4 redacted buyer/seller names above →

Building stats

Units
66
Year built
1937
Class
D4
Borough
Brooklyn
Zoning:
R7A
Lot size:
16,598 sqft
Building area:
75,312 sqft
Floors:
6
Assessed value:
$1.9M
Community district:
314
Council district:
40

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 CInspected Feb 26, 2025
    § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING HOOK AND EYE AT BUILDING ENTRANCE DOOR , 1st STORY
  • Class BInspected May 1, 2024
    § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL. IN THE 4th ROOM FROM EAST L…
  • Class BInspected May 1, 2024
    § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE. IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY,…
  • Class BInspected May 1, 2024
    § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE. IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY, 2nd APARTMENT FROM…
  • Class CInspected May 1, 2024
    HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY, 2nd APARTMENT FR…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

4 documents in the last 5 years (most recent Aug 29, 2022).

Frequently asked questions about 45 MARTENSE STREET

Who owns 45 MARTENSE STREET?

The current registered owner of record for 45 MARTENSE STREET per NYC PLUTO is 45 MARTENSE STREET OWNERS CORP. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 45 MARTENSE STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 45 MARTENSE STREET in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).

How many HPD violations does 45 MARTENSE STREET have?

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

NYC Department of Finance assesses 45 MARTENSE STREET at $1.94M 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 45 MARTENSE STREET and what does that mean?

45 MARTENSE STREET is NYC building class D4 — Elevator coop, 6+ stories. A 6+ story elevator cooperative apartment building. 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

Go deeper on this building

Open full Landlord Intel for 45 MARTENSE STREET
Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
Get the full deed history for 45 MARTENSE STREET
3 free reports lifetime with a MetroDeeds account. No credit card required.
Sign Up Free