399 PROSPECT AVENUE
399 PROSPECT AVENUE is a Class B9 (two-family misc) building in Brooklyn (BBL 3011120080) built in 1901, with 2 residential units across 2 floors.
The building is in NYC community district 307, council district 39, zoning district R5B, on a 1,250-square-foot lot with a building footprint of 1,534 square feet.
The current registered owner of record per NYC PLUTO is LAM, TONY.
The most recent ACRIS deed transfer for this BBL was recorded on August 7, 2025 when HETTIE LYNNE HURTES LIVING TRUST DATED 8/18/2005; HETTIE LYNNE HURTES AS TRUSTEE conveyed the property to LAM, TONY; LAM, RACHEL for $1.95M. The transaction was recorded as cash (no paired mortgage instrument).
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
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R5B
- Lot size:
- 1,250 sqft
- Building area:
- 1,534 sqft
- Floors:
- 2
- Assessed value:
- $127K
- Community district:
- 307
- Council district:
- 39
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 399 PROSPECT AVENUE
Who owns 399 PROSPECT AVENUE?
The current registered owner of record for 399 PROSPECT AVENUE per NYC PLUTO is LAM, TONY. The most recent ACRIS deed transfer for this BBL was recorded on August 7, 2025 when the property was conveyed to LAM, TONY; LAM, RACHEL. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 399 PROSPECT AVENUE last sold?
The most recent ACRIS deed transfer for 399 PROSPECT AVENUE was recorded on August 7, 2025, when HETTIE LYNNE HURTES LIVING TRUST DATED 8/18/2005; HETTIE LYNNE HURTES AS TRUSTEE conveyed the property to LAM, TONY; LAM, RACHEL for $1.95M. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 399 PROSPECT AVENUE have?
No open HPD housing-maintenance code violations are on record for 399 PROSPECT AVENUE. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 399 PROSPECT AVENUE?
NYC Department of Finance assesses 399 PROSPECT AVENUE at $127K 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 399 PROSPECT AVENUE and what does that mean?
399 PROSPECT AVENUE is NYC building class B9 — Two-family misc. Miscellaneous two-family dwelling. 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.