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Mill Road zoning and development potential

Mill Road, Staten Island 10306 is a 322,642 square foot lot zoned C4-1. RunEnvelope’s engine finds an as-of-right scheme with homes of 645,282 sf (Residential + Community Facility), against 151,637 sf built on the lot today.

The lot

BBL
5-03969-0030
Block / lot
3969 / 30
Community district
Staten Island Community District 2
Zoning
C4-1
Lot area
322,642 sf
Frontage x depth
690 ft x 500 ft
Current use
Commercial and office
Built today
151,637 sf, 2 floors
Year built
2021
Built FAR
0.47

Permitted floor area against what is built

Built on the lot today151,637 sf
Largest scheme with homes: Residential + Community Facility645,282 sf
Largest scheme, any use: Community Facility645,284 sf

That leaves 493,645 sf more floor area than stands here now, if the existing building were replaced.

City Planning’s PLUTO file lists a residential FAR of 1.50 for this lot, which at 322,642 sf of land is 483,963 sf. The engine’s largest residential-only scheme without an affordability obligation (Max Apartments) holds 483,963 sf, close to that simple multiplication.

  • Wide street frontage
  • Coastal zone

Development scenarios

The largest 6 as-of-right schemes RunEnvelope’s engine produced for this lot, by zoning floor area. A full study also models the building itself: floor plates, heights, setbacks, unit mix and parking.

SchemeTypeFloor areaFARHomes
Community FacilityCommunity facility645,2842.00None
Residential + Community FacilityMixed use with homes645,2822.00428
Max ApartmentsHousing483,9631.50711
Commercial OverlayMixed use with homes483,9631.50204
Max Residential (Standard Housing) (Parking Waiver: 28 units)Housing483,9631.5027
Max CommercialCommercial322,6421.00None

Floor area is zoning floor area in square feet. Highlighted: the largest scheme with homes. Income-restricted schemes (Universal Affordability Preference, AIRS senior housing) require a share or all of the homes to be affordable. Shared housing counts rooms, not apartments. Schemes that need a landmark transfer of development rights, the FRESH food store bonus or a stack of every program are left off this page; the full study shows them.

What these numbers are

As-of-right only: what the Zoning Resolution allows without a variance, special permit or rezoning. Computed by RunEnvelope’s zoning engine on October 25, 2026 from PLUTO 26v2 lot data, in screening mode: the engine uses the City’s recorded lot area and dimensions, not a surveyed lot outline.

This is not a professional opinion, an appraisal or a statement that anything will or should be built here. Existing tenants, leases and the owner’s plans are not part of it.

What a full study checks

  • ■The actual lot outline, street frontages and yards, not PLUTO's recorded dimensions
  • ■Easements, restrictive declarations and zoning lot agreements on record
  • ■Landmark, waterfront and flood rules that apply to the specific building
  • ■Height, setback and floor-by-floor massing, with floor plans
  • ■Unit count, parking and the affordability program terms

Why this lot has a page: we publish pages only for lots that clear a set of data quality and headroom tests.

This is the screening number. Get the study for Mill Road.

Run the full study