Most listings are in the $20's per square foot per year. The Middlesex County region is experiencing a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 14% increase in rent.
In the last 90 days, 36 listings have been posted online, which means spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 58% of the available leases in the Middlesex County 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 2,040 sqft. Most buildings in this region are around 2 stories. Most buildings in this area were built in 1968 and are Class A.