The typical asking rate per listing is in the $10's per square foot per year. The Flint region is experiencing a an increase in rates. In the last 3 months, the median rate went up $18 per sqft per year.
In the last 90 days, 2 listings have been listed, which means listings might be going fast. You'll want to be prepared to make an offer immediately. About 100% of the available leases in the Flint are subleases, so you might be able to snag a great spot on a short term. 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 1,950 sqft. Most buildings in this market are approximately 1 stories. Most buildings in this area were built in 0 and are Class Class A.