The typical asking rate per listing is in the $20's per square foot per year. The Anderson region is going through a a boost in rates. In the last 3 months, the median rate rose $21 per sqft per year.
In the last 90 days, 13 listings have been listed, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About 54% of the available space in the Anderson 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 3,020 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this market are around 2 stories. Most buildings in this area were built in 2003 and are Class A.