On average, listings lease in the $10's per square foot per year. The Blue Earth County region is experiencing a a rise in rates. In the last 3 months, the median rate rose $4 per sqft per year. That's a 25% increase in rent.
In the last 90 days, 22 listings have been listed, which means spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 73% of the listings in the Blue Earth County are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 1,400 sqft. Most properties in this area are close to 2 floors. Most buildings in this market were built in 1976 and are Class B.