3900 Neptune Avenue

3900 Neptune Avenue in Coney Island, Brooklyn, has 42 open HPD violations, 18 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: D (55/100).

Multi-family walk-up · 3 units · Built 1925

StreetSpy grade: D (Poor, 55/100)

• 18 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 4 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• No housing complaints to 311 in the last 12 months.
• No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.

More open violations per unit than 9 in 10 Brooklyn buildings this size.

• Repairs: High (42 open, 18 class C), records as of Oct 26, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No 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)

42 open violations: 18 class C (immediately hazardous), 9 class B, 15 class A. 0 issued in the last 12 months. 74 on record. Oldest open violation issued 2017-10-24. Newest violation issued 2023-03-24. No new HPD violation has been issued here since 2023. Most of the open count is older violations that were never closed.

HPD recorded no violation closed here in the last 12 months.

4 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: Lead paint hazard, 1st window frame from the south, west wall, bathroom, 2nd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) CEILING, 1st DOOR FRAME FROM NORTH AT EAST WALL, 1st WINDOW FRAME FROM SOUTH AT WEST WALL IN THE BATHROOM LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158945
• Class C: Lead paint hazard, 1st radiator from the north, east wall, kitchen, 2nd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st RADIATOR FROM NORTH AT EAST WALL IN THE KITCHEN LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158948
• Class C: Plumbing defect, bathroom, 2nd floor. REPAIR THE FLUSHING APPARATUS AND MAINTAIN SAME SO AS TO FLUSH EFFECTIVELY THE WATER CLOSET .. IN THE BATHROOM LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158888
• Class C: & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXTENSION CORDS LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158890
• Class C: Lead paint hazard, 2nd closet from the west, north wall, 2nd room from the north, 2nd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) BASEBOARD AT EAST WALL, BASEBOARD AT WEST WALL, 2nd CLOSET FROM WEST AT NORTH WALL CEILING, 2nd CLOSET FROM WEST AT NORTH WALL WALL, 1st DOOR FRAME FROM EAST AT SOUTH WALL, 1st DOOR FRAME FROM SOUTH AT WEST WALL, NORTH WALL, SOUTH WALL, EAST WALL, WEST WALL, 1st WINDOW FRAME FROM NORTH AT EAST WALL IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158946
• Class C: Lead paint hazard, 1st closet from the west, north wall, 2nd room from the north, 2nd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st CLOSET FROM WEST AT NORTH WALL DOOR FRAME, 1st DOOR FRAME FROM WEST AT NORTH WALL, NORTH WALL, SOUTH WALL, EAST WALL, 1st WINDOW FRAME FROM SOUTH AT WEST WALL IN THE 2nd ROOM FROM NORTH AT WEST LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158947
• Class C: Electrical defect, throughout the apartment, 2nd floor. , 2038 HMC: PROVIDE A SAFE AND ADEQUATE SUPPLY OF ELECTRIC SERVICE TO THE FIXTURES .. IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158884
• Class C: Lead paint hazard, 1st window frame from the north, east wall, kitchen, 2nd floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st WINDOW FRAME FROM NORTH AT EAST WALL IN THE KITCHEN LOCATED AT APT 2R, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2R), issued 2017-12-26. HPD violation 12158949

311 housing complaints

0 in the last 12 months, 0 in 5 years.

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: No bedbug filing on record for this year

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 (1 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

No rent-stabilized units on the tax bill.

Owner and management

Owner: RACHEL HARFENES. See the full portfolio.

Last HPD registration Oct 16, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3070010024, HPD building ID 342193. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Coney Island-Stillwell Av (D, F, N, Q), 28 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.