What are the building requirements for a particular zone?

R-1 Zone:

Upland: 40,000 square feet
Frontage: 100 feet (60 feet on a cul-de-sac)
Lot Width: 175 feet (where the dwelling is built)
Setbacks: Street or way 30 feet (or average setback) Side - 15 feet, rear - 30 feet

R-2 Zone:

Upland: 20,000 square feet
Frontage: 100 feet (60 feet on a cul-de-sac)
Lot Width: 125 feet (where the dwelling is built)
Setbacks: Street or way 30 feet (or average setback) Side - 15 feet, rear - 30 feet

R-3 Zone:

Upland: 10,000 square feet
Frontage: 100 feet (60 feet on a cul-de-sac)
Lot Width: 100 feet (where the dwelling is built)
Setbacks: Street or way 30 feet (or average setback) Side - 8 feet, rear - 20 feet

Business Zone:

Frontage: 60 feet
Setbacks: Street or way 30 feet (or average setback) Side - 8 feet, rear - 8 feet

Commercial Zone:

Frontage: 60 feet
Setbacks: Street or way 30 feet (or average setback) Side - 8 feet, rear - 8 feet

There are 43,560 square feet in an acre.

Please refer to the Town of Scituate's Zoning Map to determine what zone your land/dwelling is in.