250 4th Avenue
250 4th Avenue in Carroll Gardens, Brooklyn, has 8 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (47/100).
Mixed residential & commercial · 5 units · Built 1931
StreetSpy grade: F (Severe, 47/100)
- 8 open housing violations, none in the most serious class.
- 1 eviction carried out by marshals in the last 3 years.
- The head officer on this registration is named on 25 buildings' registrations; 12 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 6 in 10 Brooklyn buildings this size.
- Repairs: High (8 open), records as of Oct 25, 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 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
Housing code violations (HPD)
8 open violations: 0 class C (immediately hazardous), 7 class B, 1 class A. 0 issued in the last 12 months. 18 on record. Oldest open violation issued 2021-03-11. Newest violation issued 2023-08-31. No new HPD violation has been issued here since 2023. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
- Class B: Damaged plaster or paint, 2nd room from the east, 1st floor. ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR THE NORTH WALL IN THE 2nd ROOM FROM EAST LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1R), issued 2023-08-31. HPD violation 16202503
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 1st floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1R), issued 2023-08-31. HPD violation 16202505
- Class B: 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 1F, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 1F), issued 2022-09-08. HPD violation 15353976
- Class B: Mold, north wall, 1st room from the north, 1st floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT NORTH WALL APPROXIMATELY 4 SQ FT AND WINDOW RECESS 4 SQ FT IN THE 1st ROOM FROM NORTH LOCATED AT APT 1R, 1st STORY ORIGINAL VIOLATION 14066976 ISSUED 09-MAR-21 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 1R), issued 2021-07-09. HPD violation 14430231
- Class B: Mold, south wall, kitchen, 1st floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT SOUTH WALL APPROXIMATELY 2 SQ FT IN THE KITCHEN LOCATED AT APT 1R, 1st STORY ORIGINAL VIOLATION 14066974 ISSUED 09-MAR-21 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 1R), issued 2021-07-09. HPD violation 14430230
- Class B: Missing or broken smoke / CO detector, 1st floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1R), issued 2021-04-02. HPD violation 14116926
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 1st floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORY (apt 1R), issued 2021-03-11. HPD violation 14066980
- Class A: Mold, bathroom, 2nd floor. , 2011, 2012 ADMIN CODE: CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE CERAMIC TILES SURFACE, GROUTED JOINTS AND CAULKING OF VISIBLE MOLD AT SOUTH AND WEST WALLS AROUND BATHTUB IN THE BATHROOM LOCATED AT APT 1F, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 1F), issued 2022-09-08. HPD violation 15353977
311 housing complaints
1 in the last 12 months, 11 in 5 years. Most common: Door/Window (1).
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. 1 DOB violation on record. Check on DOB BIS.
Evictions and housing court
1 executed evictions in the last 3 years (1 on record). 0 open HPD cases; 0 harassment findings.
Rent stabilization
No rent-stabilized units on the tax bill.
Owner and management
Owner: NADAV LLC. Head officer: JOSEPH COHEN. Managing agent: NADAV, LLC. This owner has 25 buildings on record, 12 graded D or F. See the full portfolio.
Last HPD registration Jul 22, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3004480037, HPD building ID 128962. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Union St (R), 1 min walk
- 4 Av-9 St (R), 9 min walk
- 4 Av-9 St (F, G), 11 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 8 open (7 class B, 1 class A) | −35 |
| 311 housing complaints (12 mo) | 1 | −8 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | 1 | −10 |
| 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.