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25 Elm Place zoning and development potential

25 Elm Place, Brooklyn 11201 is a 35,680 square foot lot zoned C5-4. RunEnvelope’s engine finds an as-of-right scheme with homes of 428,160 sf (UAP (City of Yes)), against 162,891 sf built on the lot today.

The lot

BBL
3-00158-0001
Block / lot
158 / 1
Community district
Brooklyn Community District 2
Zoning
C5-4
Lot area
35,680 sf
Frontage x depth
229 ft x 125 ft
Lot type
Corner
Current use
Commercial and office
Built today
162,891 sf, 6 floors
Year built
1920
Built FAR
4.57

Permitted floor area against what is built

Built on the lot today162,891 sf
Largest scheme with homes: UAP (City of Yes)428,160 sf

That leaves 265,269 sf more floor area than stands here now, if the existing building were replaced. The largest scheme with homes and no affordability obligation holds 368,931 sf (Max Res + Public Plaza Bonus).

City Planning’s PLUTO file lists a residential FAR of 10.00 for this lot, which at 35,680 sf of land is 356,800 sf. The engine’s largest residential-only scheme without an affordability obligation (Max Res + Public Plaza Bonus) holds 368,931 sf, close to that simple multiplication.

  • 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
UAP (City of Yes)Income-restricted housing428,16012.00542
AIRS Senior Housing (100% Affordable)Income-restricted housing428,16012.00542
Max Res + Public Plaza BonusHousing368,93110.34440
Max ApartmentsHousing356,80010.00749
Max Residential (Sky Exposure Plane)Housing356,80010.00488
Tower-on-BaseHousing356,80010.00458

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 24, 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 25 Elm Place.

Run the full study