1621 Union Street

1621 Union Street in Crown Heights, Brooklyn, has 3 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: C (74/100).

Multi-family walk-up · 17 units · Built 1915

StreetSpy grade: C (Fair, 74/100)

• 1 immediately hazardous violation 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.
• The head officer on this registration is named on 45 buildings' registrations; 28 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.

Fewer open violations per unit than 6 in 10 Brooklyn buildings this size.

• Repairs: Low (3 open, 1 class C), 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: Medium (4 open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

3 open violations: 1 class C (immediately hazardous), 2 class B, 0 class A. 3 issued in the last 12 months. 107 on record. Oldest open violation issued 2018-09-14. Newest violation issued 2026-05-06.

0 closed in the last 90 days. Median 87 days from issue to close for the 3 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: Rats. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF RODENTS OBSERVED EVIDENCE OF RATS DROPPINGS, DEBRIS, CRACKS AND OPENINGS. COURT, issued 2024-09-03. HPD violation 17222084
• Class B: Mold, ceiling, bathroom, 2nd floor. HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... AT CEILING APPROX. 2 SQUARE FEET IN THE BATHROOM LOCATED AT APT 2F, 2nd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 2F), issued 2018-09-14. HPD violation 12581334
• Class B: Door, lock or intercom defect (entrance). HMC: REFIT VESTIBULE DOOR , 1st STORY. HPD violation 19286790

311 housing complaints

4 in the last 12 months, 30 in 5 years. Most common: Heat/Hot Water (2), Unsanitary Condition (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)

4 open DOB violations. 6 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

No rent-stabilized units on the tax bill.

Owner and management

Owner: UNION STREET ASSOCIATES, L.P.. Head officer: MORDECHAI G PILLER. Managing agent: STAR REALTY CORP. This owner has 45 buildings on record, 28 graded D or F. See the full portfolio.

Last HPD registration Aug 28, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3013940044, HPD building ID 383374. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Crown Hts-Utica Av (3, 4), 4 min walk
• Kingston Av (3), 6 min walk
• Nostrand Av (3), 14 min walk

How the grade is calculated

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.