259 20 Street is tracked in NYC Property Audit as BBL 3008850068, located in BK, built in 1931, 6 residential units, 15 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
259 20 STREET
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All findings, all sources, one defensible document.
Annual property tax estimated at ~$88,157 (Tax Class 2)· NYC DOF
Last sold for $720,000 in April 2009· ACRIS
Most recent mortgage: $300,000 from FLUSHING SAVINGS BANK in 2009 (+1 more on Financials)· ACRIS
Building Details
✓ Verified · PLUTO
Building Area
4,836 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
Caution — Known Issues
Maintenance Reliability
Multiple open violations — proceed with caution
57 / 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
Active14Resolved with debt0Resolved5Hover any dot for detail
Violations & maintenance history
HPD · DOB · OATH — 15 open, 10 resolved
Open Issues — 15
Minor
§ 329, M/D law and DEPT. Rules and regs. Provide a completed certificate of inspection visits in a proper frame at or near mailboxes, bottom edge of frame between 48-62 inches above floor missing at public hall, 1st story
HPD · Filed Jun 2026 · 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 May 2026 · 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 — 10 (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
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 Feb 2022 · Closed ·
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 Apr 2021 · Closed ·
Nearby buildings to audit
Other properties in the area with active violation history — useful comparables when evaluating risk.