Most listings are in the $10's per square foot per year. The Georgetown County submarket is going through a a boost in rates. In the last 3 months, the median rate went up $18 per sqft per year.
In the last 90 days, 2 listings have been made available, which means listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 200% of the listings in the Georgetown County 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 430 sqft. Most properties in this market are close to 2 floors. Most buildings in this market were built in 2004.