Most listings are in the $10's per square foot per year. The Champaign region is seeing a decrease in rates. In the last 3 months, the median rate fell $3 per sqft per year. That's a 16% decrease in rent.
In the last 90 days, 40 listings have been made available, which means leases most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 53% of the listings in the Champaign are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,500 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this region were built in 1988 and are Class A.