🏢 Building Snapshot
- Address
- 521 EAST 83 STREET, New York, NY, USA
- Borough
- Manhattan
- Neighborhood
- Upper East Side
- BBL
- 1-01580-0014
- Property Type
- Walk-up Apartment (C6)
- Building Class
- C6
- Year Built
- 1925
- Floors
- 5
- Buildings on Lot
- 1
- Residential Units
- 15
- Total Units
- 15
- Gross Sq Ft
- 9,185
- Lot Area (sq ft)
- 2,554
- Zoning
- R8B
- Owner of Record
- 521 East 83rd St Corp
- Property Management
- Metro Mobile
💰 Financial Snapshot
- Fiscal Year
- 2026/27 Final
- Market Value
- $2,749,000
- Taxable Assessed Value
- $1,116,630
- Taxable Billable Assessed Value
- $1,114,400
- Assessed Value Exemptions
- $2,230
- Tax Class
- —
- Assessed Value (used)
- $1,114,400
📋 Compliance Snapshot
Local Law 97 — Carbon Emissions
< 25,000 sq ft
LL84 / LL133 — Energy Benchmarking
Not Required
LL87 — Energy Audit & Retro Commissioning
< 50,000 sq ft
LL33 — Energy Efficiency Grade
Not Required
LL11 / FISP — Façade Inspection
5 stories (threshold: 6+)
💸 Pied-a-Terre Surcharge Estimate
Illustrative estimate based on average unit assessed value.
- Avg Unit Assessed Value
- $74,293
- Annual Surcharge
- $0
- Effective Rate
- 0.00%
Below $1M threshold
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Request the full report →Data drawn from NYC PLUTO, DOF PROPMAST, HPD registrations and other public records. See full disclaimer.