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31-05 31 Street zoning and development potential

31-05 31 Street, Queens 11102 is a 8,700 square foot lot zoned C4-5X. RunEnvelope’s engine finds an as-of-right scheme with homes of 52,200 sf (AIRS Senior Housing (100% Affordable)), against 3,280 sf built on the lot today.

The lot

BBL
4-00837-0009
Block / lot
837 / 9
Community district
Queens Community District 1
Zoning
C4-5X
Lot area
8,700 sf
Frontage x depth
100 ft x 90 ft
Lot type
Corner
Current use
Commercial and office
Built today
3,280 sf, 1 floor
Year built
1959
Built FAR
0.38

Permitted floor area against what is built

Built on the lot today3,280 sf
Largest scheme with homes: AIRS Senior Housing (100% Affordable)52,200 sf

That leaves 48,920 sf more floor area than stands here now, if the existing building were replaced. The largest scheme with homes and no affordability obligation holds 43,500 sf (Max Apartments).

City Planning’s PLUTO file lists a residential FAR of 5.00 for this lot, which at 8,700 sf of land is 43,500 sf. The engine’s largest residential-only scheme without an affordability obligation (Max Apartments) holds 43,500 sf, close to that simple multiplication.

  • Wide street frontage
  • Mandatory Inclusionary Housing area
  • FRESH food store zone
  • E-designation on the lot
  • Irregular lot shape

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
AIRS Senior Housing (100% Affordable)Income-restricted housing52,2006.0057
Max ApartmentsHousing43,5005.0064
Residential + Community FacilityMixed use with homes43,5005.0042
Community FacilityCommunity facility43,5005.00None
Commercial OverlayMixed use with homes43,4975.0039
Shared Housing (SRO)Shared housing (rooms)43,1434.96141 rooms

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 23, 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 31-05 31 Street.

Run the full study