Most listings are in the $20's per square foot per year. The Chatham region is seeing a a boost in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 12% increase in rent.
In the last 90 days, 4 listings have come on the market, which means office spaces most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 25% of the available leases in the Chatham are subleases, so you might be able to find a shorter term or below market rent. 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 6,690 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this area are approximately 2 stories. Most buildings in this region were built in 1968 and are Class C.