Most listings are in the $20's per square foot per year. The Middleton region is going through a a boost in rates. In the last 3 months, the median rate went up $7 per sqft per year. That's a 33% rise in rent.
In the last 90 days, 17 listings have been posted online, which means office spaces might be going fast. You'll want to be prepared to make an offer immediately. About 29% of the available space in the Middleton are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,750 sqft. Most properties in this region are approximately 2 stories. Most buildings in this region were built in 1995 and are Class A.