55 Sparrow Way, Brooklyn
Hospital · built c. 1937 · Block 4833, Lot 102.
Building permits
- New Building — Multi-Family, filed Jun 28, 2023, estimated cost $10.0M, 35 units, 7 stories, described as “NYC development hub consultation accepted on 7/9/2022. Sparrow square (SHL2) - filing for a new building for congregate living (homeless shelter). In conjunction with new buildings B00848051, B00848002, B00847849”
- Alteration, filed Sep 11, 2026, estimated cost $10K, described as “Equipment use: single 7000 # capacity personnel hoist during NB const, filed sep. Hoist shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application. Elevator application submitted separately”
- Alteration, filed Aug 18, 2026, estimated cost $4K, described as “Telehandler for building construction.”
- Alteration, filed Aug 10, 2026, estimated cost $250K, described as “Pipe Scaffolding”
- Alteration, filed May 6, 2026, estimated cost $25K, described as “Application filed herewith to address violation #'s: 039553461X and 039553466P. Scope of work includes removal of remnants from prior demolition activities 20 years ago at various locations as indicated on plans.”
- Alteration, filed Feb 25, 2026, estimated cost $1K, described as “SHL2 - filing for civil site work in conjunction with new building B00848066-I1”
- Alteration, filed Dec 29, 2025, described as “Installation of temporary sidewalk shed as per plan. There is no change in use, egress, or occupancy. The sidewalk shed at the east elevation behind the building. In conjunction with new buildings B00848066”
Property taxes
- Assessment
- $251,774
- Market value (city estimate)
- $559,498
- Taxable value
- $0
- Assessed land
- $206,470
- Assessed improvements
- $45,304
Tax breaks
- Nonprofit exemption (nonprofit, use planned), with no end date, about $27,312 a year below the full tax.
Zoning
R5: floor area ratio 0.05 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.