Most listings are in the $20's per square foot per year. The Old Saybrook Center region is going through a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 7% increase in rent.
In the last 90 days, 2 listings have come on the market, which means spaces 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 posted, so finding a space for a small business might be tough.
Even though the median size is 7,500 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this market are approximately 2 floors. Most buildings in this area were built in 1970 and are Class A.