The typical asking rate per listing is in the $10's per square foot per year. The Addison County submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 21% rise in rent.
In the last 90 days, 6 listings have been posted online, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 2,400 sqft. Most buildings in this market are close to 2 stories. Most buildings in this area were built in 1942.