On average, listings lease in the $20's per square foot per year. The Indiana submarket is going through a a rise in rates. In the last 3 months, the median rate increased $22 per sqft per year.
In the last 90 days, 1078 listings have been listed, so you'll want to check back regularly for new listings. About 73% of the listings in the Indiana 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,980 sqft. Most properties in this region are around 1 floors. Most buildings in this area were built in 1971 and are Class B.