The typical asking rate per listing is in the $30's per square foot per year. The Sherburne County submarket is going through a a rise in rates. In the last 3 months, the median rate rose $13 per sqft per year. That's a 70% increase in rent.
In the last 90 days, 19 listings have been made available, which means listings are probably 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 1,600 sqft. Most properties in this market are close to 1 floors. Most buildings in this region were built in 1997 and are Class B.