Most listings are in the $10's per square foot per year. The Addison County region is seeing a a boost in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 21% rise in rent.
In the last 90 days, 6 listings have been listed, which means spaces most likley are going fast. You'll want to be prepared to make an offer immediately. 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 2,400 sqft. Most properties in this region are close to 2 stories. Most buildings in this market were built in 1942.