The typical asking rate per listing is in the $20's per square foot per year. The Old Saybrook Center region is seeing a a rise in rates. In the last 3 months, the median rate increased $4 per sqft per year. That's a 25% rise in rent.
In the last 90 days, 7 listings have been listed, which means 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 1,990 sqft. Most buildings in this region are around 2 floors. Most buildings in this market were built in 1973 and are Class A.