On average, listings lease in the $70's per square foot per year. The Mount Pleasant region is going through a an increase in rates. In the last 3 months, the median rate went up $75 per sqft per year.
In the last 90 days, 35 listings have been posted online, which means new listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 74% of the listings in the Mount Pleasant are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 200 sqft. Most properties in this area are around 2 floors. Most buildings in this area were built in 2002 and are Class A.