Most listings are in the $30's per square foot per year. The Chaska region is experiencing a a boost in rates. In the last 3 months, the median rate rose $12 per sqft per year. That's a 42% rise in rent.
In the last 90 days, 6 listings have come on the market, which means new availabilities are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 17% of the available space in the Chaska 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 360 sqft. Most buildings in this market are close to 1 floors. Most buildings in this region were built in 2005 and are Class B.