171 GELSTON AVENUE
171 GELSTON AVENUE is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3061100017) built in 2004, with 9 residential units across 3 floors.
The building is in NYC community district 310, council district 47, zoning district R5B, on a 5,813-square-foot lot with a building footprint of 12,652 square feet.
The current registered owner of record per NYC PLUTO is GALEN REALTY CORP..
MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Head OfficerDANIEL COYLE
- Corporate OwnerGALEN REALTY CORP
- Managing AgentNARROWS MANAGEMENT
Most recent deed
Activity timeline
Building stats
- Zoning:
- R5B
- Lot size:
- 5,813 sqft
- Building area:
- 12,652 sqft
- Floors:
- 3
- Assessed value:
- $950K
- Community district:
- 310
- Council district:
- 47
HPD violations
Recent HPD violation details
- Class BInspected May 17, 2024§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING WINDOW CRANK HANDLE AT SKYLIGHT WINDOW IN THE 3rd ROOM FROM NORTH LOCATED AT APT 3A, 3rd STO…
- Class AInspected May 17, 2024§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 2 SQFT OF MOLD AT CEILING AND APPROXIMATE…
- Class AInspected May 17, 2024§ 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM…
- Class BInspected May 17, 2024§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 2 SQFT OF MOLD AT CEILING AND APPROXIMATE…
- Class AInspected Aug 29, 2023§ 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON…
Frequently asked questions about 171 GELSTON AVENUE
Who owns 171 GELSTON AVENUE?
The current registered owner of record for 171 GELSTON AVENUE per NYC PLUTO is GALEN REALTY CORP.. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 171 GELSTON AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 171 GELSTON AVENUE in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 171 GELSTON AVENUE have?
No open HPD housing-maintenance code violations are on record for 171 GELSTON AVENUE as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 171 GELSTON AVENUE?
NYC Department of Finance assesses 171 GELSTON AVENUE at $950K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 171 GELSTON AVENUE and what does that mean?
171 GELSTON AVENUE is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.