4124 Avenue U
BBL 3085580044Marine Park-Mill Basin-Bergen Beach · Brooklyn
Floors
1
Built
2011
Area
23.1ksf
Units
0
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AI answers · grounded in the full record
Brick's analyst reads the complete dossier — the ownership network, the development math, the debt history — and answers in plain English.
Address
PLUTO · DOF parcel identity
- Property address
- 4124 AVENUE U
- Alternate address(es)
- 4108 Ave U4112 Ave U2212 Hendrickson St
- Zip code
- 11234
- Neighborhood
- Marine Park-Mill Basin-Bergen Beach
- Borough
- Brooklyn
- Block & lot
- 08558-0044
Zoning & buildable
Lot 63,590 sf · R4
- Zoning district
- R4
- PLUTO building class
- K1
Development headroom detected — the FAR breakdown, max buildable envelope and unused-sf math are in the full report.
Sign in to see itOwnership
PLUTO · owner of record
SIGMA PREFERRED EQUITIES LTD
- Ownership form
- Other
- Last recorded sale
- None since 2000
Ownership history · 2 records since 2009 — the parties, amounts, and connected properties in the full report.
Sign in to see itTenancy & use
PLUTO units + DHCR rent-stabilization roll
0residential unitsnon-stabilized
- Residential sq. ft.
- 0
- Commercial sq. ft.
- 23,082
- PLUTO class
- K1
Lot
PLUTO · DOF parcel geometry
- Lot area
- 63,590 sf
- Dimensions
- 202.0 × 330.0 ft
- Position
- Corner lot
- Front street
- HENDRICKSON ST
- Side street
- COLEMAN ST
- D/F ratio
- 1.6 — typical NYC block geometry
Financial
NYC Department of Finance · assessment + last recorded sale
- Total assessment
- $7.5M
- Land value
- $1.0M
- $/sf (implied)
- $325
Debt history · 7 mortgages on record — lenders, amounts and maturity timing in the full report.
Sign in to see itCompliance
HPD & DOB · violations + complaints + jobs
Clean record
0 open HPD violations · 0 open HPD complaints · 0 active DOB jobs
- HPD violations (24 months)
- 0
- DOB violations (24 months)
- 0
- HPD complaints (24 months)
- 0
- HPD complaints (open)
- 0
- DOB jobs (24 months)
- 0
Provenance
Every datum on this page is sourced from public NYC + federal datasets, refreshed on the schedule below.
| Source | What it covers | Last refresh |
|---|---|---|
| PLUTO | NYC DCP · physical / zoning / ownership baseline | Jul 9, 2026 |
| ACRIS | NYC DOF · deed + mortgage history | Jul 9, 2026 |
| HPD | Housing Preservation & Development · violations + complaints | Jul 9, 2026 |
| DOB | Department of Buildings · violations + permits | Jul 9, 2026 |
| DHCR | Rent Stabilization roll (through 2024) | Jul 9, 2026 |
| LPC | Landmarks Preservation Commission · landmark status | not loaded |
| Footprint | NYC DoITT photogrammetric building polygons | not loaded |
Assembled at Jul 9, 2026. Discrepancies between sources reflect upstream-data quality, not assembly bugs — file in our quality tracker.