634 Leonard Street

634 Leonard Street in Greenpoint, Brooklyn, has 12 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: D (55/100).

Multi-family walk-up · 3 units · Built 1899

StreetSpy grade: D (Poor, 55/100)

• 12 open housing violations, none in the most serious class.
• 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The head officer on this registration is named on 53 buildings' registrations; 21 graded D or F.
• No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.

More open violations per unit than 8 in 10 Brooklyn buildings this size.

• Repairs: High (12 open), records as of Oct 26, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

12 open violations: 0 class C (immediately hazardous), 7 class B, 5 class A. 0 issued in the last 12 months. 25 on record. Oldest open violation issued 2025-08-06. Newest violation issued 2025-08-06.

HPD recorded no violation closed here in the last 12 months.

1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.

• Class B: Electrical defect (hallway). D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE ELECTRIC CEILING FIXTURE AT BASEMENT PUBLIC HALL., issued 2025-08-06. HPD violation 1660388
• Class B: Floor or stair defect (entrance). D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE ALL CEMENT TREAD RISERS ENTRANCE TO BLDG FRONT STAIRS R14., issued 2025-08-06. HPD violation 1660384
• Class B: Items blocking a hallway or exit (hallway). D26-10.01, 10.05 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS ALL STYS PUBLIC HALL., issued 2025-08-06. HPD violation 1660387
• Class B: Floor or stair defect (hallway). D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR 2 STY PUBLIC HALL., issued 2025-08-06. HPD violation 1660389
• Class B: Garbage not removed (exterior). D26-11.01, 11.03, 11.05 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE AREAWAY SOUTH YARD R15., issued 2025-08-06. HPD violation 1660385
• Class B: D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING BALUSTER AT BALUSTRADE 2 STY PUBLIC HALL., issued 2025-08-06. HPD violation 1660390
• Class B: No heat / heating defect (basement). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS NORTH & EAST BOILER ROOM AT BASEMENT REAR., issued 2025-08-06. HPD violation 1660394
• Class A: Missing or broken smoke / CO detector. D26-20.08 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX MISSING., issued 2025-08-06. HPD violation 1660391

311 housing complaints

0 in the last 12 months, 0 in 5 years.

Bedbugs

The owner reported 0 infested units in the last 3 years of filings. HPD's bedbug filings are self-reported by the owner once a year; HPD does not inspect to confirm them.

• 2026: Owner reported 0 infested units
• 2025: No bedbug filing on record for this year
• 2024: Owner reported 0 infested units
• 2023: No bedbug filing on record for this year
• 2022: No bedbug filing on record for this year
• 2021: Owner reported 0 infested units

Buildings department (DOB)

No open DOB violations. 0 DOB violations on record. Check on DOB BIS.

Evictions and housing court

0 executed evictions in the last 3 years (0 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

No rent-stabilized units on the tax bill.

Owner and management

Owner: 1921 Putnam Avenue LLC. Head officer: John E Imperatore. Managing agent: John E Imperatore. This owner has 53 buildings on record, 21 graded D or F. See the full portfolio.

Last HPD registration Nov 20, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3026210044, HPD building ID 324640. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Nassau Av (G), 2 min walk
• Greenpoint Av (G), 8 min walk
• Bedford Av (L), 14 min walk

How the grade is calculated

Sources: NYC HPD Housing Maintenance Code Violations, NYC 311 Service Requests, NYC HPD Bedbug Reporting, NYC Marshal Evictions (DOI), NYC HPD Housing Litigations, NYC DOB Violations, NYC DOF tax bills (via JustFix Who Owns What portfolio API, v2), NYC HPD Property Registration. Methodology. Report generated 2026-10-28.