Most listings are in the $10's per square foot per year. The Collinsville region is seeing a decline in rates. In the last 3 months, the median rate decreased $9 per sqft per year. That's a 33% decline in rent.
In the last 90 days, 8 listings have come on the market, which means office 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 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 1,020 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 2003 and are Class B.