For the purpose of this bylaw, the Town of Great Barrington is hereby divided into the following districts:
2.1.1. 
Residential districts.
R1A
Medium-Density Residential
R1B
High-Density Residential
R2
Acreage Residential
R3
General Residential
R4
Large Acreage Residential
2.1.2. 
Business districts.
B
Downtown Business
B1
Neighborhood Business
B2
General Business
B2A
Transitional Business
B2X
State Road Mixed Use
B3
Downtown Business Mixed Use
HVC
Housatonic Village Center
MXD
Mixed Use Transitional
2.1.3. 
Industrial districts.
I
Light Industry
I2
Industrial Manufacturing/Multi-family
[Amended 5-3-2025 ATM by Art. 24]
The following overlay districts are also established:
FPOD
Floodplain Overlay District
WQPOD
Water Quality Protection Overlay District
WTOD
Wireless Telecommunications Overlay District
VCOD
Village Center Overlay District
DBP
Downtown Business Parking District
HMROD
Housatonic Mills Revitalization Overlay District
HVOD
Housatonic Village Overlay District
SGODs
Smart Growth Overlay Districts
COD
Campus Overlay District
The location and boundaries of the zoning districts are hereby established as shown on the map entitled the "Zoning Map of the Town of Great Barrington, Massachusetts," and dated May 1, 1974, bearing the signatures of the members of the Planning Board and being on file in the office of the Town Clerk, which map, as amended, with all explanatory matter thereon, is hereby made a part of this bylaw.[1]
[1]
Editor's Note: Map is available in the Town Clerk's office or by download from the Town website, www.townofgb.org.
The district boundary lines shall be as shown on the Zoning Map and indicated by the dimensions entered thereon. For purposes of interpretation of district boundaries as shown on the Zoning Map, the following rules shall apply:
2.4.1. 
Centerlines. Boundaries which appear to follow the centerlines of streets, railroads or streams shall be construed to follow such lines.
2.4.2. 
Shorelines. Boundaries indicated as following shorelines of lakes or ponds shall be construed to follow such shorelines.
2.4.3. 
Lot lines. Boundaries indicated as approximately following plotted lot lines shall be construed as following such lot lines.
2.4.4. 
Parallel. Boundaries which appear to run parallel to shorelines or lot lines shall be so construed.
2.4.5. 
No dimension provided. Distances not specifically indicated on the Zoning Map shall be determined by the scale of the map.
2.4.6. 
Uncertainty. In cases of uncertainty or disagreement concerning the exact location of a district boundary line or where physical features existing on the ground are at variance with those shown on the Zoning Map or in other circumstances not covered herein, the district boundary shall be determined by the Board of Appeals.
By the grant of a special permit from the Selectboard, the regulations of the less intensively restricted district may be carried over not more than 50 feet into the more restricted district.