§ 27-2045(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 MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 4G, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST , SECTION AT NORTH
Building report
521 Isham Street
Public records for this building, including violations, complaints, housing court cases and ownership details.
- Built
- 1930
- Units
- 60
- Owner of record
- ISHAM 521 LLC
- Open HPD violations
- 18
- HPD records on file
- 228
Violations at 521 Isham Street
228 on record§ 27-2045(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 MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 4G, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST , SECTION AT NORTH
§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT AT NORTH WALL IN THE BATHROOM LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH
§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT NORTH WALL IN THE BATHROOM LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH
§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH
§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH
Who owns 521 Isham Street?
Owner of record: ISHAM 521 LLC. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.
Apartments at 521 Isham Street
Recorded residential units: 60. Recorded year built: 1930. These building facts do not show current vacancies or when a particular apartment was renovated.
This tax lot appears in the RGB list based on 2024 building registrations, published as of November 2025. That is a building-level historical signal; it does not identify which apartments are stabilized today. Check the official rent-stabilized building lists.
Look up more about this building
See the full record for 521 Isham Street
The full report includes the grade, all 228 violations with dates and outcomes, housing court filings and ownership details.
- 01Overall grade and scores by category
- 02Details for all 228 HPD violations
- 03Housing court filings and outcomes
- 04Ownership history and LLC connections
