On average, listings lease in the $10's per square foot per year. The Charleston region is seeing a a rise in rates. In the last 3 months, the median rate increased $20 per sqft per year.
In the last 90 days, 8 listings have been posted online, which means listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 75% of the office spaces in the Charleston 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 available, so finding a space for a small business might be tough.
Even though the median size is 12,650 sqft, there are still 0 new availabilities below 2,000 sqft. Most buildings in this area are close to 5 stories. Most buildings in this market were built in 1984 and are Class B.