437 1st Street
437 1st Street in Park Slope, Brooklyn, has 4 open HPD violations, and 11 of 16 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: B (82/100).
Multi-family walk-up · 16 units · Built 1920
StreetSpy grade: B (Good, 82/100)
- 4 open housing violations, none in the most serious class.
- The head officer on this registration is named on 5 buildings' registrations; 4 graded D or F.
- The owner's bedbug filings report no infested units in the last 3 years.
- 11 of 16 units are rent-stabilized; 16 on the 2007 tax bill.
Fewer open violations per unit than 5 in 10 Brooklyn buildings this size.
- Repairs: Low (4 open), records as of Oct 26, 2026
- Heat and hot water: 2 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
Housing code violations (HPD)
4 open violations: 0 class C (immediately hazardous), 2 class B, 2 class A. 2 issued in the last 12 months. 9 on record. Oldest open violation issued 2024-04-17. Newest violation issued 2026-01-09.
HPD recorded no violation closed here in the last 12 months.
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 2nd floor. (B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2C, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 2C), issued 2026-01-09. HPD violation 18555189
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 2nd floor. (B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2C, 2nd STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 2C), issued 2026-01-09. HPD violation 18555190
- Class A: Broken window or sash (stairs). M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION WINDOW REMOVED DOOR INSTALLED WOOD STAIRS ERECTED FROM 1 STY EAST APT TO REAR YARD., issued 2024-04-17. HPD violation 930073
- Class A: Broken window or sash (stairs). M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION WINDOW REMOVED DOOR INSTALLED WOOD STAIRS ERECTED FROM 1 STY WEST AT REAR YARD., issued 2024-04-17. HPD violation 930080
311 housing complaints
2 in the last 12 months, 2 in 5 years. Most common: Heat/Hot Water (2).
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: Owner reported 0 infested units
- 2024: Owner reported 0 infested units
- 2023: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 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
11 of 16 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: 11 in 2024, 16 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 437 FIRST STREET LLC. Head officer: FRED STAHL. Managing agent: LANGSAM PROPERTY SERV. CORP.. This owner has 5 buildings on record, 4 graded D or F. See the full portfolio.
Last HPD registration Oct 31, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3009660056, HPD building ID 126801. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Grand Army Plaza (2, 3), 9 min walk
- 7 Av (F, G), 9 min walk
- Union St (R), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 4 open (2 class B, 2 class A) | −10 |
| 311 housing complaints (12 mo) | 2 | −8 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | None | 0 |
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.