610 4 AVENUE is a prewar 1926 building, 1 unit in Park Slope, NYC. Owned by CASSAVA FRANK R. Public records show 4 open violations, 10 311 complaints on file.
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Brooklyn · February 2026
Best & worst months to sign a lease
Potential savings: ~7% by timing your move to November.
Monthly counts over the last 7 years · all data sources
No HPD records on file in the last 7 years.
Portfolio-level grade reflects the landlord's buildings across NYC, weighted by unit count. Individual building grades may differ.
View full landlord profileTop 4 by score · of 5 total
ACRIS deeds and regulatory filings
South Park Slope and the Gowanus borderlands offer the brownstone beauty of Park Slope with slightly more edge — the Gowanus Canal is being cleaned up, Old Stone House park hosts community events, and Fifth Avenue's bar and restaurant scene is unpretentious and local.
Abandoned Vehicle — With License Plate
Illegal Dumping — Removal Request
Illegal Dumping — Chronic Dumping
Illegal Dumping — Removal Request
Illegal Dumping — Removal Request
Illegal Dumping — Removal Request
Illegal Dumping — Removal Request
V-DOB VIOLATION - ACTIVE — VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION
Illegal Dumping — Chronic Dumping
Illegal Parking — Blocked Crosswalk