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3374 Boston Road zoning and development potential

3374 Boston Road, Bronx 10469 is a 16,860 square foot lot zoned C4-2. RunEnvelope’s engine finds an as-of-right scheme with homes of 65,754 sf (AIRS Senior Housing (100% Affordable)), against 20,682 sf built on the lot today.

The lot

BBL
2-04734-0001
Block / lot
4734 / 1
Community district
Bronx Community District 12
Zoning
C4-2
Lot area
16,860 sf
Frontage x depth
108 ft x 148 ft
Lot type
Corner
Current use
Commercial and office
Built today
20,682 sf, 2 floors
Year built
1938
Built FAR
1.23

Permitted floor area against what is built

Built on the lot today20,682 sf
Largest scheme with homes: AIRS Senior Housing (100% Affordable)65,754 sf
Largest scheme, any use: Community Facility78,501 sf

That leaves 45,072 sf more floor area than stands here now, if the existing building were replaced. The largest scheme with homes and no affordability obligation holds 62,400 sf (Residential + Community Facility).

City Planning’s PLUTO file lists a residential FAR of 2.43 for this lot, which at 16,860 sf of land is 40,970 sf. The engine’s largest residential-only scheme without an affordability obligation (Max Apartments) holds 50,580 sf, 23% more than that simple multiplication suggests.

  • Wide street frontage
  • 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
Community FacilityCommunity facility78,5014.66None
AIRS Senior Housing (100% Affordable)Income-restricted housing65,7543.9077
UAP (City of Yes)Income-restricted housing65,7543.9075
Residential + Community FacilityMixed use with homes62,4003.7057
Max CommercialCommercial57,3243.40None
Max ApartmentsHousing50,5803.0074

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 3374 Boston Road.

Run the full study