On average, listings lease in the $10's per square foot per year. The St. Charles County submarket is going through a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 6% decrease in rent.
In the last 90 days, 80 listings have been posted online, so you'll want to check back regularly for new listings. 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 2,510 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this area are around 1 stories. Most buildings in this area were built in 2000 and are Class B.