The typical asking rate per listing is in the $10's per square foot per year. The St. Peters submarket is going through a decrease in rates. In the last 3 months, the median rate fell $8 per sqft per year. That's a 30% decline in rent.
In the last 90 days, 21 listings have been listed, which means spaces most likley are going fast. 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 2,890 sqft, there are still 0 listings below 2,000 sqft. Most properties in this area are approximately 1 stories. Most buildings in this region were built in 1998 and are Class B.