The typical asking rate per listing is in the $10's per square foot per year. The St. Joseph County submarket is going through a an increase in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 7% rise in rent.
In the last 90 days, 67 listings have come on the market, so you'll want to check back regularly for new listings. 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 2,380 sqft. Most properties in this region are around 2 stories. Most buildings in this area were built in 1980 and are Class A.