On average, listings lease in the $30's per square foot per year. The Champaign County submarket is going through a a boost in rates. In the last 3 months, the median rate rose $12 per sqft per year. That's a 60% rise in rent.
In the last 90 days, 64 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,100 sqft. Most buildings in this region are close to 1 floors. Most buildings in this market were built in 1988 and are Class A.