Most listings are in the $20's per square foot per year. The Hilton Head Island region is going through a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 4% decline in rent.
In the last 90 days, 14 listings have been posted online, which means spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 79% of the office spaces in the Hilton Head Island 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.
The standard measurement for office space in this area is around 1,230 sqft. Most buildings in this area are around 3 stories. Most buildings in this market were built in 1986 and are Class A.