440 PROSPECT AVENUE
440 PROSPECT AVENUE is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3008700012) built in 1935, with 8 residential units across 4 floors.
The building is in NYC community district 307, council district 39, zoning district R5B, on a 2,036-square-foot lot with a building footprint of 6,600 square feet.
The current registered owner of record per NYC PLUTO is ADDA REALTY SERVICES.
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 OfficerERIC NACHIMOVSKY
- Corporate OwnerADDA REALTY SERVICES LLC
- Managing Agentmyriam nachimovsky
- Site Managerlouis virella
Most recent deed
Recent ACRIS documents (last 1)
Building stats
- Zoning:
- R5B
- Lot size:
- 2,036 sqft
- Building area:
- 6,600 sqft
- Floors:
- 4
- Assessed value:
- $1.1M
- Community district:
- 307
- Council district:
- 39
HPD violations
Recent HPD violation details
- Class AInspected Jun 10, 2025(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 HPD…
- Class BInspected Dec 20, 2023§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF AIR CONDITIONER, SHOE RACK,BICYCLE & OTHER HOUSEHOLD ITEMS AT PUBLIC HALL, 4t…
- Class BInspected Dec 20, 2023§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLES & SHOE RACK AT PUBLIC HALL, 3rd STORY
- Class BInspected Dec 20, 2023§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF SHOE RACK, LADDER & HOUSEHOLD ITEMS AT PUBLIC HALL, 2nd STORY
- Class BInspected Dec 20, 2023§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF DESK, LADDER, CHAIRS & OTHER HOUSEHOLD ITEMS AT PUBLIC HALL, 1st STORY
Recent ACRIS activity
Frequently asked questions about 440 PROSPECT AVENUE
Who owns 440 PROSPECT AVENUE?
The current registered owner of record for 440 PROSPECT AVENUE per NYC PLUTO is ADDA REALTY SERVICES. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 440 PROSPECT AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 440 PROSPECT 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 440 PROSPECT AVENUE have?
No open HPD housing-maintenance code violations are on record for 440 PROSPECT 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 440 PROSPECT AVENUE?
NYC Department of Finance assesses 440 PROSPECT AVENUE at $1.06M 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 440 PROSPECT AVENUE and what does that mean?
440 PROSPECT 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.