Zoning in Ayer

8 zoning codes on the assessor file.

Zone	Parcels	Median lot	Main use
A2	1,372	0.37 ac	Single Family Residential
GR	505	0.21 ac	Single Family Residential
A1	466	0.94 ac	Single Family Residential
GB	134	0.79 ac	Single Family Residential
DB	92	0.16 ac	Small Retail and Services stores (under 10,000 sq. ft.)
LI	90	1.55 ac	Buildings for manufacturing operations
I	65	2.25 ac	Undevelopable Industrial Land
MT	16	0.41 ac	Single Family Residential

Zoning codes as written on the assessor file; the zoning bylaw and map of the town are the reference. All towns.