Most listings are in the $10's per square foot per year. The Vermont region is going through a a rise in rates. In the last 3 months, the median rate went up $2 per sqft per year. That's a 10% rise in rent.
In the last 90 days, 301 listings have come on the market, so you'll want to check back regularly for new listings. About 0% of the listings in the Vermont are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 2,300 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this area were built in 1935 and are Class A.