The typical asking rate per listing is in the $10's per square foot per year. The Kennesaw region is seeing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 6% decline in rent.
Compared to the rest of the Metro Atlanta market, the Kennesaw submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 15 listings have come on the market, which means listings 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 properties in this region are approximately 2 floors. Most buildings in this region were built in 2006 and are Class B.