Most listings are in the $20's per square foot per year. The North Charleston submarket is going through a an increase in rates. In the last 3 months, the median rate rose $6 per sqft per year. That's a 25% rise in rent.
In the last 90 days, 64 listings have been made available, so you'll want to check back regularly for new listings. About 183% of the available leases 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 posted, so finding a space for a small business might be tough.
Even though the median size is 3,080 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this market are close to 1 floors. Most buildings in this region were built in 1987 and are Class A.