On average, listings lease in the $10's per square foot per year. The Bloomington region is going through a a rise in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 15% rise in rent.
In the last 90 days, 321 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the available leases in the Bloomington are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,884 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this market are close to 3 floors. Most buildings in this region were built in 1983 and are Class B.