356 Union Street

356 Union Street in Carroll Gardens, Brooklyn, has 3 open HPD violations, and 12 of 20 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: A (93/100).

Multi-family walk-up · 20 units · Built 1900

StreetSpy grade: A (Excellent, 93/100)

• 3 open housing violations, none in the most serious class.
• The head officer on this registration is named on 91 buildings' registrations; 60 graded D or F.
• The owner's bedbug filings report no infested units in the last 3 years.
• 12 of 20 units are rent-stabilized; 15 on the 2007 tax bill.

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

• Repairs: Low (3 open), records as of Oct 24, 2026
• Heat and hot water: 1 complaint, 12 mo, records as of Oct 23, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 2026
• Safety: Clear (1 open DOB violation), records as of Oct 23, 2026
• Registration: Through Sep 1, 2027, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

3 open violations: 0 class C (immediately hazardous), 1 class B, 2 class A. 3 issued in the last 12 months. 9 on record. Oldest open violation issued 2008-07-03. Newest violation issued 2026-04-03.

1 closed in the last 90 days. Median 84 days from issue to close for the 3 violations closed in the last 12 months.

• Class B: Required notice or sign missing (hallway). REPLACE WITH NEW THE MISSING NEWEL POST CAP INTERMEDIATE LANDING 1 TO 2 STY PUBLIC HALL., issued 2008-07-03. HPD violation 2204075
• Class A: Damaged plaster or paint (basement). SECTION 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION OPENING CUT MADE EAST PARTY WALL CELLAR FRONT., issued 2008-07-03. HPD violation 2204021
• Class A: Floor or stair defect (hallway). PROPERLY REPAIR THE BROKEN OR DEFECTIVE CERAMIC TILE FLOORS VESTIBULE & 1 STY PUBLIC HALL., issued 2008-07-03. HPD violation 2204101

311 housing complaints

1 in the last 12 months, 3 in 5 years. Most common: Heat/Hot Water (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)

1 open DOB violation, a Local Law violation issued before 2000. 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

12 of 20 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: 12 in 2024, 15 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: EPSILON HOLDINGS LTD. Head officer: MICHAEL V NIAMONITAKIS. Managing agent: MERIDIAN PROPERTIES LLC. This owner has 91 buildings on record, 60 graded D or F. See the full portfolio.

Last HPD registration Jul 23, 2026, valid through Sep 1, 2027.

Tax lot and city IDs

BBL 3004360020, HPD building ID 383636. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Carroll St (F, G), 2 min walk
• Bergen St (F, G), 7 min walk
• Smith-9 Sts (F, G), 11 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 2026-10-27.