The typical asking rate per listing is in the $20's per square foot per year. The Massachusetts region is going through a an increase in rates. In the last 3 months, the median rate increased $25 per sqft per year.
In the last 90 days, 2200 listings have come on the market, so you'll want to check back regularly for new listings. About 45% of the available leases in the Massachusetts are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,690 sqft, there are still 0 leases below 2,000 sqft. Most properties in this market are around 2 stories. Most buildings in this market were built in 1974 and are Class A.