Most listings are in the $10's per square foot per year. The Acworth region is going through a decline in rates. In the last 3 months, the median rate decreased $4 per sqft per year. That's a 20% decrease in rent.
Compared to the rest of the Metro Atlanta market, the Acworth region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 8 listings have been made available, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,250 sqft. Most buildings in this region are around 2 stories. Most buildings in this market were built in 2003 and are Class B.