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M1-1/R6A Zoning District — New York City

M1-1/R6A is a zoning district on New York City's zoning map.

M1-1/R6A is a zoning district on New York City's zoning map. It allows industrial and commercial uses; new residences are generally excluded. 3 tax lots citywide carry M1-1/R6A as their primary zoning designation.

This designation maps to just 3 tax lots citywide, and its recorded file splits perfectly three ways: walk-up apartment buildings, warehouses, and vacant land classifications are each recorded on exactly 33% of the parcels, matched by an identical three-way land-use split. All 3 lots record floor area below their allowance, for a full 100% headroom reading, with a median residual of 1.7 FAR. None sit inside the mapped flood zone, and the records carry no reliable year-built or floor-height coverage.

What actually stands in this district

With only 3 tax lots citywide, this is among the smallest designations in this batch, and its recorded file is unusually even: walk-up apartment buildings, warehouses, and vacant land classifications are each recorded on exactly 33% of the parcels — effectively one class per lot, rather than any single class dominating the way larger designations tend to show. The land-use record splits the same way, with multi-family walk-up use, industrial-and-manufacturing use, and vacant land use each covering 33% of the three parcels. A count this small means every individual lot's file carries real weight in the overall percentages, unlike larger designations where any one parcel barely moves the recorded share. Reading these three shares as a distribution the way a larger designation's would be read risks overstating what three parcels can actually demonstrate.

33% of these 3 lots are coded residential, and the file counts 4 units on record across the designation — a modest total, but one that lands on exactly one of the three parcels given the even split described above. Lot size is tightly recorded too: a median of 2,562 square feet, matching the largest recorded lot exactly, since there is no broader distribution to spread across with a count this small — every parcel's own square footage effectively sets both figures at once rather than one smoothing out the other. That identical median and largest-lot figure is itself simply a function of the count being three rather than any pattern in the ground.

The records carry no reliable year-built or floor-height coverage for these 3 lots — both families are unrecorded here. Rather than estimate around that gap, this page reports it plainly: what stands on these parcels, construction-era or story-count, simply is not on file for this designation, and what follows covers only what is on file rather than filling in around the absence with a guess either way. That gap sits alongside real coverage elsewhere in the file — building class, land use, residential coding, lot size, flood status, and development capacity are all recorded for these same three parcels.

What is on record shows a striking amount of recorded room: all 3 lots record floor area below their allowance, a full 100% headroom reading, with a median residual of 1.7 FAR. None of the lots, 0%, sit inside the mapped federal Special Flood Hazard Area — a statement about the current federal map rather than a guarantee about water on any of the three parcels — and none carry historic-district status on record.

Each of these 3 lots' own recorded figures sit on its own page, and the floor-area and height rules that govern this designation, with their citations, are set out in the tables above, for whoever wants the governing numbers behind any one of the three parcels.

Bulk rules for M1-1/R6A

This code appears on the City's zoning map, but it doesn't have a standalone bulk-rules table — paired and non-standard map designations are governed at the individual-lot level. Run a lookup on a specific address for its governing rules.

About manufacturing districts

Manufacturing districts allow industrial and many commercial uses; new residences are generally excluded. Manufacturing bulk is governed by § 43- of the NYC Zoning Resolution.

Contextual districts pair their floor-area ceilings with prescribed base and maximum building heights so new buildings mirror existing neighborhood form; non-contextual districts govern the envelope through more general height and setback rules, such as sky exposure planes. Commercial districts also allow residences under the rules of a residential-equivalent district, while manufacturing districts generally exclude new residences. Overlays and special purpose districts can modify any of this on a specific lot.

Example lots zoned M1-1/R6A

Browse all 3 lots zoned M1-1/R6A

M1-1/R6A — quick questions

How many tax lots are zoned M1-1/R6A?
3 tax lots citywide carry M1-1/R6A as their primary zoning designation, per NYC municipal records as of 2026-07-11.
How many tax lots carry this designation?
Just 3, citywide — one of the smallest designations profiled here, with building class, land use, and residential coding each split evenly, 33% per parcel.
Is there recorded development capacity on these lots?
Yes, and substantially: all 3 lots record floor area below their allowance, a full 100% headroom reading, with a median residual of 1.7 FAR.
Is there a recorded construction year for these lots?
No — the records carry no reliable year-built or floor-height coverage for this designation, an honest gap in the file rather than a claim about what has or has not been built.
Are these lots in a flood zone?
No — none of the 3 lots are recorded inside the mapped federal Special Flood Hazard Area, and none carry historic-district status.

Keep learning

What do the M1-1/R6A rules mean for a specific lot?

PearlAudit resolves the governing zoning for any NYC tax lot — district, overlays, special districts — and cites the Zoning Resolution section behind every rule claim.

District data: NYC municipal records (Department of City Planning) and the NYC Zoning Resolution. See our sources and methodology. Parcel data as of 2026-07-11.