Most listings are in the $10's per square foot per year. The Barnstable Town submarket is going through a decrease in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 19% decrease in rent.
Compared to the rest of the Greater Boston market, the Barnstable Town region has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 3 listings have been made available, which means listings might be leasing quickly. You'll want to be prepared to make an offer immediately. 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 1,400 sqft. Most properties in this area are approximately 1 stories. Most buildings in this region were built in 1988 and are Class B.