261 20 Street is tracked in NYC Property Audit as BBL 3008850067, located in BK, built in 1931, 6 residential units, 26 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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Audit
261 20 STREET
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All findings, all sources, one defensible document.
Annual property tax estimated at ~$85,342 (Tax Class 2)· NYC DOF
Last sold for $750,000 in December 2008· ACRIS
Most recent mortgage: $629,585 from JPMORGAN CHASE BANK NA in 2017 (+1 more on Financials)· ACRIS
Building Details
✓ Verified · PLUTO
Building Area
4,680 sf
Zoning
R6B
Basement
Converted
Land Use
Multi-Family Walk-Up Buildings
Registered Owner
Wong Jon L
Quick facts
How many units does this building have?
6 residential units.
How tall is this building?
3 stories, non-fireproof construction, built in 1931.
How big is the lot?
2,471 sq ft (24.67 ft × 100.17 ft).
What's the building class?
Class C2 — 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
Stable low-activity area
84 / 100
Daily Life
Transit access via Prospect Av (R)
~5 min subway
Compliance · 10-year history
Violation timeline
DOB · HPD · OATH
201620182020202220242026
Active10Resolved with debt0Resolved7Hover any dot for detail
Violations & maintenance history
HPD · DOB · OATH — 26 open, 23 resolved
Tip: this building has 6 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
Minor
(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 s website, www. NYC. Gov\hpd, search bed bugs.
HPD · Filed May 2026 · Open
Minor
Owner failed to file a valid registration statement with the department as required by ADM code §27-2097 and is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
§27-2107 ADM CODE
HPD · Filed Nov 2025 · Open ·
Minor
(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 s website, www. NYC. Gov\hpd, search bed bugs.
HPD · Filed Jun 2025 · Open
Minor
(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 s website, www. NYC. Gov\hpd, search bed bugs.
HPD · Filed Apr 2024 · Open
Minor
(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 s website, www. NYC. Gov\hpd, search bed bugs.
HPD · Filed Mar 2023 · Open
Resolved History — 23 (showing 3)
Closed
Owner failed to file a valid registration statement with the department as required by ADM code §27-2097 and is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
§27-2107 ADM CODE
HPD · Filed Nov 2023 · Closed ·
Closed
Provide an adequate supply of heat for the apartment
§ 27-2029 ADM CODEApt 2R · 2nd floor · 2nd apartment from west at north
HPD · Filed Feb 2023 · Closed ·
Closed
Replace or repair the self-closing the doors that is missing or defective building entrance door at public hall, 1st story
§ 27-2044 ADM CODE
HPD · Filed Feb 2023 · Closed ·
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