In the last 90 days, 1274 listings have come on the market, so you'll want to check back regularly for new listings. About 3% of the listings in the Indiana 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 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 2,500 sqft. Most properties in this area are around 1 stories. Most buildings in this market were built in 1967 and are Class B.