312 East 21st Street
312 East 21st Street in Flatbush, Brooklyn, has 70 open HPD violations, 28 of them class C, and 54 of 54 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: F (37/100).
Multi-family elevator · 54 units · Built 1940
StreetSpy grade: F (Severe, 37/100)
- 28 immediately hazardous violations 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.
- 54 of 54 units are rent-stabilized.
More open violations per unit than 8 in 10 Brooklyn buildings this size.
- Repairs: High (70 open, 28 class C), records as of Oct 24, 2026
- Heat and hot water: 4 complaints, 12 mo, records as of Oct 23, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 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)
70 open violations: 28 class C (immediately hazardous), 36 class B, 6 class A. 51 issued in the last 12 months. 475 on record. Oldest open violation issued 1989-08-08. Newest violation issued 2026-09-22.
13 closed in the last 90 days. Median 120 days from issue to close for the 39 violations closed 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: Broken window or sash. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS CREATING CUT HAZARD AT INTERCOM SYSTEM AT BUILDING FRONT, issued 2026-09-22. HPD violation 19232013
- Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4C), issued 2026-09-08. HPD violation 19184511
- Class C: Roaches, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4C), issued 2026-09-08. HPD violation 19184510
- Class C: Floor or stair defect, bathroom, 5th floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILES IN THE BATHROOM LOCATED AT APT 5J, 5th STORY, 2nd APARTMENT FROM SOUTH AT WEST (apt 5J), issued 2026-06-25. HPD violation 19009354
- Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-06-11. HPD violation 18994631
- Class C: Mice, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-06-11. HPD violation 18994626
- Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4C), issued 2025-11-13. HPD violation 18357210
- Class C: Roaches, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4C), issued 2025-11-13. HPD violation 18357209
311 housing complaints
56 in the last 12 months, 209 in 5 years. Most common: Door/Window (20), Water Leak (14), Unsanitary Condition (10), Paint/Plaster (7), 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: 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
54 of 54 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: 54 in 2024, 54 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 312 East 21 Holding LLC. Head officer: Yida Stern. Managing agent: Yida Stern. This owner has 69 buildings on record, 58 graded D or F. See the full portfolio.
Last HPD registration Aug 27, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3051240012, HPD building ID 249528. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Beverley Rd (Q), 6 min walk
- Church Av (B, Q), 6 min walk
- Cortelyou Rd (Q), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 70 open (28 class C, 36 class B, 6 class A). 1 rent-impairing | −40 |
| 311 housing complaints (12 mo) | 56 | −20 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | 1 | −3 |
| 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 2026-10-27.