On average, listings lease in the $20's per square foot per year. The North Charleston region is going through a a boost in rates. In the last 3 months, the median rate rose $29 per sqft per year.
In the last 90 days, 64 listings have come on the market, so you'll want to check back regularly for new listings. About 63% of the office spaces in the North Charleston 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 2,660 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this market were built in 1991 and are Class A.