70 Diamond Street

70 Diamond Street in Greenpoint, Brooklyn, has 14 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: F (32/100).

Mixed residential & commercial · 4 units · Built 1928

StreetSpy grade: F (Severe, 32/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• 4 heat or hot water complaints to 311 in the last 12 months.
• 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 7 in 10 Brooklyn buildings this size.

• Repairs: High (14 open, 1 class C), records as of Oct 26, 2026
• Heat and hot water: 4 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Medium (1 open DOB violation), records as of Oct 26, 2026
• Registration: Expired Sep 30, 2024, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

14 open violations: 1 class C (immediately hazardous), 9 class B, 2 class A, 2 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 22 on record. Oldest open violation issued 2006-12-22. Newest violation issued 2026-05-04.

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 C: Gas defect, kitchen, 2nd floor. PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES COOKING GAS RANGE IN THE KITCHEN LOCATED AT APT 1, 2nd STORY (apt 1), issued 2007-09-05. HPD violation 6907655
• Class B: Damaged plaster or paint, bathroom, 3rd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING, WEST WALL AND SOUTH WALL IN THE BATHROOM LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 3R), issued 2009-09-21. HPD violation 8064227
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. , 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 3R), issued 2009-09-21. HPD violation 8064226
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 3R), issued 2009-09-21. HPD violation 8064225
• Class B: Fire escape defect, kitchen, 3rd floor. , 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE , IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 3R), issued 2009-09-21. HPD violation 8064224
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 4th floor. , 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ENTIRE APARTMENT LOCATED AT APT 4R, 4th STORY, 2nd APARTMENT FROM NORTH AT EAST (apt 4R), issued 2006-12-29. HPD violation 6528523
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. REPAIR OR REPLACE THE SMOKE DETECTOR , ( THAT IS DEFECTIVE ), IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, APARTMENT AT SOUTH (apt 3R), issued 2006-12-27. HPD violation 6525347
• Class B: Fire escape defect, throughout the apartment, 3rd floor. , 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE .. IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, APARTMENT AT SOUTH (apt 3R), issued 2006-12-27. HPD violation 6525348

311 housing complaints

4 in the last 12 months, 6 in 5 years. Most common: Heat/Hot Water (4).

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

Buildings department (DOB)

1 open DOB violation, a Local Law violation issued before 2000. 2 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: 70 DIAMOND STREET LLC.. Head officer: AHMED DOUMAH. Managing agent: 70 DIAMOND STREET LLC. This owner has 2 buildings on record, 2 graded D or F. See the full portfolio.

Last HPD registration Jul 18, 2023. HPD registration expired Sep 30, 2024 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.

Tax lot and city IDs

BBL 3026850072, HPD building ID 233179. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Nassau Av (G), 5 min walk
• Greenpoint Av (G), 12 min walk
• Graham Av (L), 15 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.