257 Adelphi Street

257 Adelphi Street in Fort Greene, Brooklyn, has 7 open HPD violations, 3 of them class C, and 2 of 7 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: F (43/100).

Multi-family walk-up · 7 units · Built 1855

StreetSpy grade: F (Severe, 43/100)

• 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The head officer on this registration is named on 5 buildings' registrations; 3 graded D or F.
• 2 of 7 units are rent-stabilized; 7 on the 2007 tax bill.

More open violations per unit than 5 in 10 Brooklyn buildings this size.

• Repairs: High (7 open, 3 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 (1 open DOB violation), 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)

7 open violations: 3 class C (immediately hazardous), 3 class B, 1 class A. 6 issued in the last 12 months. 19 on record. Oldest open violation issued 2005-03-29. Newest violation issued 2026-07-28.

1 closed in the last 90 days. Median 92 days from issue to close for the 3 violations closed in the last 12 months.

2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.

• Class C: Rats (hallway). 567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND ALL UNDERLYING CAUSES CREATING THE PEST INFESTATIONS, BY USING INTEGRATED PEST MANAGEMENT (IPM), ELIMINATE ALL BURROW ENTRY AND PASSAGEWAYS, PEST NESTS, HOLES, GAPS OR CRACKS IN WALLS, CEILINGS, FLOORS, FIXING LEAKS AND MANAGING GARBAGE IN PUBLIC AREAS. EVIDENCE FOUND AT THROUGHOUT YARD, issued 2026-07-28. HPD violation 19101738
• Class C: Self-closing door not working, 1st floor. , 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 DOOR AND FRAME AT DOOR IN THE ENTRANCE LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 1R), issued 2026-02-09. HPD violation 18622364
• Class C: Self-closing door not working, 1st floor. , 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 AT ENTRANCE DOOR IN THE ENTRANCE LOCATED AT APT 1F, 1st STORY, 2nd APARTMENT FROM EAST AT SOUTH (apt 1F), issued 2023-10-23. HPD violation 16321313
• Class B: Door, lock or intercom defect (hallway). HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE LATCH SET AT VESTIBULE DOOR AT PUBLIC HALL, 1st STORY, issued 2026-02-09. HPD violation 18622366
• Class B: Door, lock or intercom defect (entrance). SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK AT IRON STORM DOOR AT ENTRANCE TO APT. LOCATED AT APT BSMNT, 1st APARTMENT FROM NORTH AT EAST (apt BSMNT), issued 2014-09-02. HPD violation 10361620
• Class B: Lighting defect (entrance). PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING 100 WATTS. LIGHTS NOT ON., issued 2005-03-29. HPD violation 5423092
• Class A: Required notice or sign missing (entrance). (B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMATION/REQUIRED-SIGNAGE.PAGE, issued 2026-04-06. HPD violation 18758108

311 housing complaints

4 in the last 12 months, 6 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: No bedbug filing on record for this year
• 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. 1 DOB violation 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

2 of 7 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: 2 in 2024, 7 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: ADELPHI REALTY LLC. Head officer: DOVY ANDRUSIER. Managing agent: ADELPHI REALTY LLC. This owner has 5 buildings on record, 3 graded D or F. See the full portfolio.

Last HPD registration Apr 23, 2026. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3020910001, HPD building ID 182678. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Clinton-Washington Avs (G), 5 min walk
• Fulton St (G), 6 min walk
• Lafayette Av (C), 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.