Most listings are in the $10's per square foot per year. The South Burlington region is going through a a rise in rates. In the last 3 months, the median rate rose $20 per sqft per year.
In the last 90 days, 19 listings have been made available, which means new listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 89% of the office spaces in the South Burlington are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 1,500 sqft. Most properties in this area are approximately 2 stories. Most buildings in this region were built in 1975 and are Class B.