577 Baltic Street

577 Baltic Street in Carroll Gardens, Brooklyn, has 6 open HPD violations, 3 of them class C, and 27 of 27 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (74/100).

Multi-family elevator · 27 units · Built 2015

StreetSpy grade: C (Fair, 74/100)

• 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 6 heat or hot water complaints to 311 in the last 12 months.
• The head officer on this registration is named on 67 buildings' registrations; 5 graded D or F.
• 27 of 27 units are rent-stabilized.

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

• Repairs: Medium (6 open, 3 class C), records as of Oct 25, 2026
• Heat and hot water: 6 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 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

How the grade works

Housing code violations (HPD)

6 open violations: 3 class C (immediately hazardous), 2 class B, 1 class A. 1 issued in the last 12 months. 20 on record. Oldest open violation issued 2024-05-01. Newest violation issued 2026-05-08.

1 closed in the last 90 days. Median 844 days from issue to close for the 2 violations closed in the last 12 months.

• Class C: No heat / heating defect, throughout the apartment, 5th floor. , 2032 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FROM AN APPROVED CENTRAL HEATING SYSTEM, OR AN APPROVED SYSTEM OF GAS OR ELECTRICAL HEATING IN GOOD OPERATING CONDITION FOR THE DWELLING UNIT IN THE ENTIRE APARTMENT LOCATED AT APT 5A, 5th STORY, 3rd APARTMENT FROM EAST AT SOUTH (apt 5A), issued 2025-01-27. HPD violation 17649243
• Class C: Broken window or sash, 7th floor. PROPERLY SECURE THE LOOSE GLASS RAIL IN THE TERRACE LOCATED AT APT 7B, 7th STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 7B), issued 2024-05-01. HPD violation 16823899
• Class C: Floor or stair defect, 2nd room from the north, 5th floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 5B, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTH (apt 5B). HPD violation 19287176
• Class B: Floor or stair defect, foyer, 5th floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE FOYER LOCATED AT APT 5B, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTH (apt 5B). HPD violation 19287177
• Class B: Leak or water damage, east wall, 2nd room from the north, 5th floor. , 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT EAST WALL IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 5B, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTH (apt 5B). HPD violation 19287174
• Class A: Mold, east wall, 2nd room from the north, 5th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ FT OBSERVED AT EAST WALL IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 5B, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTH (apt 5B). HPD violation 19287175

311 housing complaints

8 in the last 12 months, 14 in 5 years. Most common: Heat/Hot Water (6), Unsanitary Condition (1), Water Leak (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: No bedbug filing on record for this year
• 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. 0 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

27 of 27 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).

Owner and management

Owner: Hubbnyc. Head officer: JOHN P MCCARTHY. Managing agent: HUBB NYC PROPERTY MANAGEMENT. This owner has 67 buildings on record, 5 graded D or F. See the full portfolio.

Last HPD registration Jan 21, 2026. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3004010062, HPD building ID 969644. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Atlantic Av-Barclays Ctr (D, N, R), 5 min walk
• Union St (R), 6 min walk
• Atlantic Av-Barclays Ctr (2, 3, 4, 5), 6 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.