Most listings are in the $10's per square foot per year. The St. Charles region is experiencing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 9 listings have come on the market, which means new listings might be 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 on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,800 sqft. Most buildings in this market are close to 2 floors. Most buildings in this area were built in 1993 and are Class B.