The typical asking rate per listing is in the $20's per square foot per year. The Mount Pleasant region is experiencing a decrease in rates. In the last 3 months, the median rate fell $4 per sqft per year. That's a 12% decline in rent.
In the last 90 days, 16 listings have come on the market, which means listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 6% of the office spaces in the Mount Pleasant are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,260 sqft. Most buildings in this region are close to 2 floors. Most buildings in this region were built in 2002 and are Class A.