Most listings are in the $20's per square foot per year. The Dane County region is experiencing a a rise in rates. In the last 3 months, the median rate increased $21 per sqft per year.
In the last 90 days, 152 listings have been posted online, so you'll want to check back regularly for new listings. About 105% of the available leases in the Dane County are subleases, so you might be able to find a shorter term or below market rent. 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 2,000 sqft. Most buildings in this area are close to 2 floors. Most buildings in this area were built in 1991 and are Class B.