Most listings are in the $10's per square foot per year. The Mendota Heights submarket is going through a a boost in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 18% rise in rent.
In the last 90 days, 20 listings have been posted online, which means spaces most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 4,680 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this market were built in 1993 and are Class B.