3815 SEA GATE AVENUE
3815 SEA GATE AVENUE is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3070270006) built in 1930, with 10 residential units across 2 floors.
The building is in NYC community district 313, council district 47, zoning district R3-1, on a 12,000-square-foot lot with a building footprint of 5,211 square feet.
The current registered owner of record per NYC PLUTO is 3815 SEAGATE INC..
The most recent ACRIS deed transfer for this BBL was recorded on February 13, 2023 when 3815 SEAGATE AVENUE LLC conveyed the property to 3815 SEAGATE INC. for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
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 OfficerSU ZHOU
- Corporate Owner3815 SEAGATE AVE INC
- Managing AgentTAISHAN CONSTRUCTION LLC
Most recent deed
Recent ACRIS documents (last 3)
Building stats
- Zoning:
- R3-1
- Lot size:
- 12,000 sqft
- Building area:
- 5,211 sqft
- Floors:
- 2
- Assessed value:
- $258K
- Community district:
- 313
- Council district:
- 47
HPD violations
Recent HPD violation details
- Class AInspected May 5, 2026(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 Feb 23, 2026§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 1st ROOM FROM NORTH AT…
- Class CInspected Feb 23, 2026§ 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS…
- Class BInspected Feb 23, 2026§ 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
- Class BInspected Feb 23, 2026§ 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
Recent ACRIS activity
Frequently asked questions about 3815 SEA GATE AVENUE
Who owns 3815 SEA GATE AVENUE?
The current registered owner of record for 3815 SEA GATE AVENUE per NYC PLUTO is 3815 SEAGATE INC.. The most recent ACRIS deed transfer for this BBL was recorded on February 13, 2023 when the property was conveyed to 3815 SEAGATE INC.. 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 3815 SEA GATE AVENUE last sold?
The most recent ACRIS deed transfer for 3815 SEA GATE AVENUE was recorded on February 13, 2023, when 3815 SEAGATE AVENUE LLC conveyed the property to 3815 SEAGATE INC. for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 3815 SEA GATE AVENUE have?
No open HPD housing-maintenance code violations are on record for 3815 SEA GATE 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 3815 SEA GATE AVENUE?
NYC Department of Finance assesses 3815 SEA GATE AVENUE at $258K 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 3815 SEA GATE AVENUE and what does that mean?
3815 SEA GATE 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.