Most listings are in the $30's per square foot per year. The St. Clair County submarket is going through a an increase in rates. In the last 3 months, the median rate increased $32 per sqft per year.
In the last 90 days, 68 listings have been listed, so you'll want to check back regularly for new listings. About 43% of the office spaces in the St. Clair County 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,060 sqft. Most properties in this market are close to 1 floors. Most buildings in this area were built in 1989 and are Class B.