On average, listings lease in the $30's per square foot per year. The Glastonbury Center submarket is going through a an increase in rates. In the last 3 months, the median rate increased $34 per sqft per year.
In the last 90 days, 7 listings have been listed, which means new listings are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 86% of the available leases in the Glastonbury Center are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,020 sqft. Most properties in this market are around 3 stories. Most buildings in this area were built in 1987 and are Class A.