The typical asking rate per listing is in the $20's per square foot per year. The Mauldin submarket is going through a decrease in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 7% decrease in rent.
In the last 90 days, 16 listings have been made available, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 6% of the available space in the Mauldin are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 4,950 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this area are close to 1 floors. Most buildings in this region were built in 2000 and are Class B.