4520 17th Avenue

4520 17th Avenue in Borough Park, Brooklyn, has 29 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: D (60/100).

Mixed residential & commercial · 4 units · Built 1931

StreetSpy grade: D (Poor, 60/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• 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 (29 open, 1 class C), records as of Oct 25, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (No bedbug filing, 3 yr), records as of Oct 27, 2026
• Safety: Clear (No open DOB violations), records as of Oct 23, 2026
• Registration: Expired Sep 30, 1994, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

29 open violations: 1 class C (immediately hazardous), 3 class B, 13 class A, 12 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 31 on record. Oldest open violation issued 2008-06-18. Newest violation issued 2026-05-01.

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

• Class C: No heat / heating defect (basement). D26-17.10 ADM CODE PROVIDE READY ACCESS TO BUILDING'S HEATING SYSTEM CELLAR DOOR LOCKED., issued 2008-06-18. HPD violation 1002594
• Class B: D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF WOOD PANELING EAST & WEST VESTIBULE 1 STY PUBLIC HALL., issued 2008-06-18. HPD violation 1002592
• Class B: Self-closing door not working (roof). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS STAIR BULKHEAD TO ROOF., issued 2008-06-18. HPD violation 1002591
• Class B: Self-closing door not working (entrance). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE TO 3 STY W APT., issued 2008-06-18. HPD violation 1002585
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2026-05-01. HPD violation 18854067
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2025-06-06. HPD violation 17964480
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2024-04-03. HPD violation 16814820
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2023-03-20. HPD violation 15809116

311 housing complaints

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

Bedbugs

No bedbug filing on record for the last 3 years. 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: No bedbug filing on record for this year
• 2023: No bedbug filing on record for this year
• 2022: No bedbug filing on record for this year
• 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 (0 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

No rent-stabilized units on the tax bill.

Owner and management

Owner: ARMIN GELLIS. Managing agent: ARMIN GELLIS. See the full portfolio.

Last HPD registration Apr 1, 1993. HPD registration expired Sep 30, 1994 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.

Tax lot and city IDs

BBL 3054340052, HPD building ID 141853. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 18 Av (F), 5 min walk
• Ditmas Av (F), 7 min walk
• Avenue I (F), 10 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.