Most listings are in the $10's per square foot per year. The Pawcatuck submarket is going through a an increase in rates. In the last 3 months, the median rate increased $20 per sqft per year.
In the last 90 days, 1 listings have been made available, which means new listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,000 sqft. Most buildings in this area are close to 1 floors. Most buildings in this region were built in 1965.