521 5 Avenue
BBL 1012780001Midtown-Times Square · Manhattan
Floors
38
Built
1929
Area
434.2ksf
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
- 521 5 AVENUE
- Alternate address(es)
- 519 5 Ave523-525 5 Ave1 East 43 St
- Zip code
- 10175
- Neighborhood
- Midtown-Times Square
- Borough
- Manhattan
- Block & lot
- 01278-0001
Zoning & buildable
Lot 19,047 sf · C5-3 / C5-2.5
- Zoning district
- C5-3 / C5-2.5
- Special district
- MiD
- PLUTO building class
- O4
Special District MiD — district-specific bulk and use rules may override the base FAR analysis.
FAR breakdown & buildable envelope — residential, commercial and community-facility headroom math in the full report.
Sign in to see itOwnership
PLUTO · owner of record
521 FIFTH AVENUE PROPERTY INVESTORS IV, LLC
- Ownership form
- Other
- Legal structure
- LLC
- Last recorded sale
- 7.1 yrs ago (May 2019)
Ownership history · 4 records since 2006 — 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.
- 434,152
- PLUTO class
- O4
Lot
PLUTO · DOF parcel geometry
- Lot area
- 19,047 sf
- Dimensions
- 104.0 × 184.3 ft
- Position
- Mid-block · north side
- Front street
- E 43 ST
- D/F ratio
- 1.8 — typical NYC block geometry
Financial
NYC Department of Finance · assessment + last recorded sale
- Total assessment
- $76.8M
- Land value
- $11.6M
- $/sf (implied)
- $177
Last recorded sale
$379,283,536 · May 2019
Debt history · 6 mortgages on record · refinance-window signal detected — lenders, amounts and maturity timing in the full report.
Sign in to see itCompliance
HPD & DOB · violations + complaints + jobs
Minor activity
0 open HPD violations · 0 open HPD complaints · 6 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)
- 10
$1.3M in alteration permits over last 24 months
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.