On average, listings lease in the $10's per square foot per year. The Riverdale region is seeing a a boost in rates. In the last 3 months, the median rate increased $15 per sqft per year.
Compared to the rest of the Metro Atlanta market, the Riverdale region has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 4 listings have been posted online, which means new listings might be going fast. You'll want to be prepared to make an offer immediately. 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 1,000 sqft. Most buildings in this area are approximately 1 floors. Most buildings in this market were built in 2003 and are Class B.