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Property Audit ReportBBL 3048680083Generated Jun 11, 2026
Walk-up apt
305 Martense Street
Overall
Warning — Significant Risk
Warning — Significant Risk
Open Violations
54
DOB + HPD
Unpaid Fines
$0
OATH / ECB
Flood Zone
X
FEMA designation
Audit Score
41/100
Composite index
Address-level public record preview
305 Martense Street is tracked in NYC Property Audit as BBL 3048680083, located in BK, built in 1925, 28 residential units, 54 open DOB/HPD violation signals, FEMA flood zone X. The free preview keeps address-level facts crawl-visible while the full due-diligence report remains available in the audit.
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Key Findings
4 items
54 open violations on record· DOB · HPD
Annual property tax estimated at ~$79,711 (Tax Class 2)· NYC DOF
Last sold for $5,163,750 in April 2024· ACRIS
Most recent mortgage: $489,934 from EMIGRANT FUNDING CORPORATION in 2005· ACRIS
Building Details
✓ Verified · PLUTO
Building Area
21,840 sf
Zoning
R6
Basement
Partial Basement
Land Use
Multi-Family Walk-Up Buildings
Registered Owner
Rent Regulation
Yes · 28 regulated units(DHCR)
Quick facts
- How many units does this building have?
- 28 residential units.
- How tall is this building?
- 4 stories, non-fireproof construction, built in 1925.
- How big is the lot?
- 7,200 sq ft (60 ft × 120 ft).
- What's the building class?
- Class C1 — Walk-up apt.
- How many buildings are on this lot?
- 1 building on the lot.
Overall Outlook
Long-term signal for residential or commercial viability
Elevated Risk
Maintenance Reliability
Multiple open violations — proceed with caution
30 / 100
Safety
Elevated activity — consider before signing
41 / 100
Daily Life
Transit access via Church Av (2 5)
~2 min subway
Compliance · 10-year history
Violation timeline
201620182020202220242026
Active26Resolved with debt0Resolved24Hover any dot for detail
Violations & maintenance history
HPD · DOB · OATH — 26 open, 24 resolved
Tip: this building has 28 residential units and 26 open violations across all of them. To see only the records affecting your apartment, run a new search with your unit number (e.g. 5A or PH2) in the APT / UNIT field on the homepage.
Open Issues — 26
Critical
§ 27-2005, 2006, 2037 HMC: properly repair and abate unsafe electric wiring condition consisting of exposed electrical wiring at north wall
Apt 4E · 4th floor · 1st apartment from west at north
HPD · Filed Apr 2026 · Open ·
Minor
§ 27-2017.3 HMC: trace and repair the source and abate the visible mold condition... At around window
Apt 4E · 4th floor · 1st apartment from west at north
HPD · Filed Apr 2026 · Open ·
Minor
HMC ADM code: § 27-2017.4 abate the infestation consisting of mice
Apt 1E · 2nd floor · 1st apartment from north at east
HPD · Filed Feb 2026 · Open ·
Critical
§ 27-2056.6 ADM code - correct the lead-based paint hazard - paint that tested positive for lead content and that is peeling or on a deteriorated subsurface - using work practices set forth in 28 rcny §11-06(b)(2) south wall
Apt 1E · 2nd floor · 3rd room from north · 1st apartment from north at east
HPD · Filed Feb 2026 · Open ·
Minor
HMC ADM code: § 27-2017.4 abate the infestation consisting of roaches
Apt 1E · 2nd floor · 1st apartment from north at east
HPD · Filed Feb 2026 · Open ·
Resolved History — 24 (showing 3)
Closed
§ 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 missing or defective hinges at apartment entrance door
Apt 4E · 4th floor · 1st apartment from west at north
HPD · Filed Apr 2026 · Closed ·
Closed
§ 27-2010, 2011, 2012 ADM code remove the accumulation of refuse and/or rubbish and maintain in a clean condition the garbage at east yard
HPD · Filed Mar 2026 · Closed
Closed
§ 27-2005, 2007 ADM code remove all encumbrances consisting of garbage at public hall, 1st story
HPD · Filed Mar 2026 · Closed
Nearby buildings to audit
Other properties in the area with active violation history — useful comparables when evaluating risk.