947 Montgomery Street

947 Montgomery Street in Crown Heights, Brooklyn, has 13 open HPD violations, 4 of them class C, and 91 of 94 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (66/100).

Multi-family elevator · 94 units · Built 1928

StreetSpy grade: C (Fair, 66/100)

• 4 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• 4 heat or hot water complaints to 311 in the last 12 months.
• 91 of 94 units are rent-stabilized.

Fewer open violations per unit than 5 in 10 Brooklyn buildings this size.

• Repairs: Low (13 open, 4 class C), records as of Oct 25, 2026
• Heat and hot water: 4 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Medium (6 infested units, 3 yr), records as of Oct 27, 2026
• Safety: Clear (No open DOB violations), records as of Oct 23, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

13 open violations: 4 class C (immediately hazardous), 4 class B, 5 class A. 6 issued in the last 12 months. 326 on record. Oldest open violation issued 2015-09-03. Newest violation issued 2026-07-13.

1 closed in the last 90 days. Median 119 days from issue to close for the 44 violations closed in the last 12 months.

2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.

• Class C: Roaches, throughout the apartment, 6th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT F3, 6th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt F3), issued 2021-06-10. HPD violation 14373595
• Class C: Mice, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 8B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 8B), issued 2021-03-17. HPD violation 14075403
• Class C: Roaches, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 8B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 8B), issued 2021-03-17. HPD violation 14075401
• Class C: Missing window guards, throughout the apartment, 4th floor. HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 2; WG TO REPLACE = 0; WG TO REPAIR = 0; IN THE ENTIRE APARTMENT LOCATED AT APT 9D, 4th STORY, 5th APARTMENT FROM SOUTH AT WEST (apt 9D), issued 2017-06-23. HPD violation 11842053
• Class B: Garbage not removed. , 2011, 2012 ADM CODE CLEANSE AND DISINFECT TO THE SATISFACTION OF THIS DEPARTMENT AFTER REMOVING THE RUBBISH AT THE COMPACTOR CLOSET ON THE 2ND, 4TH, 5TH AND 6TH STORIES, SECTION AT EAST, issued 2019-07-11. HPD violation 13164214
• Class B: Garbage not removed. , 2011, 2012 ADM CODE CLEANSE AND DISINFECT TO THE SATISFACTION OF THIS DEPARTMENT AFTER REMOVING THE RUBBISH AT THE COMPACTOR CLOSET ON THE 5TH AND 6TH STORIES, SECTION AT WEST, issued 2019-07-11. HPD violation 13164207
• Class B: Fire escape defect. , 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES FLOWER POTS AT 5TH STORY BALCONY AT 1st FIRE ESCAPE FROM EAST AT SOUTH, issued 2019-06-03. HPD violation 13098979
• Class B: Mold, west wall, bathroom, 1st floor. HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... APPROX 5 SQ FEET AT CEILING, 5 SQ FEET AT WEST WALL AND 5 SQ FEET AT SOUTH WALL IN THE BATHROOM LOCATED AT APT 6A, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 6A), issued 2018-10-01. HPD violation 12613155

311 housing complaints

19 in the last 12 months, 110 in 5 years. Most common: Unsanitary Condition (9), Heat/Hot Water (4), Door/Window (2), Paint/Plaster (2), Plumbing (2).

Bedbugs

The owner reported 6 infested units in the last 3 years. HPD's bedbug filings are self-reported by the owner once a year; HPD does not inspect to confirm them.

• 2026: Owner reported 1 infested, 1 treated, 0 re-infested
• 2025: No bedbug filing on record for this year
• 2024: Owner reported 3 infested, 3 treated, 0 re-infested
• 2023: Owner reported 2 infested, 2 treated, 0 re-infested
• 2022: Owner reported 4 infested, 4 treated, 0 re-infested
• 2021: Owner reported 4 infested, 4 treated, 0 re-infested

Buildings department (DOB)

No open DOB violations. 1 DOB violation on record. Check on DOB BIS.

Evictions and housing court

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

Rent stabilization

91 of 94 units rent-stabilized as of 2024. Stabilized renewals: 0% for one year and 0% for two years under RGB Order #58 (Oct 1, 2026 to Sep 30, 2027).

Rent-stabilized units on city tax bills: 91 in 2024, 91 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: MONTGOMERY REALTY ASSOC LLC. Head officer: NAFTALI HAGER. Managing agent: HAGER MANAGEMENT INC. This owner has 18 buildings on record, 7 graded D or F. See the full portfolio.

Last HPD registration Aug 26, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3014190062, HPD building ID 340068. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Crown Hts-Utica Av (3, 4), 6 min walk
• Sutter Av-Rutland Rd (3), 11 min walk
• Kingston Av (3), 12 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.