Most listings are in the $10's per square foot per year. The Framingham submarket is going through a decrease in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 10% decrease in rent.
Compared to the rest of the Greater Boston market, the Framingham region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 5 listings have been listed, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 20% of the office spaces in the Framingham 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,070 sqft. Most buildings in this market are close to 3 stories. Most buildings in this market were built in 1982 and are Class B.