On average, listings lease in the $30's per square foot per year. The Dunwoody region is going through a a rise in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 4% rise in rent.
Compared to the rest of the Metro Atlanta market, the Dunwoody region has higher rates, and you'll need to make a great offer to be in this hot submarket.
In the last 90 days, 30 listings have been posted online, which means new availabilities are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 3% of the available leases in the Dunwoody are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,200 sqft. Most buildings in this region are around 3 floors. Most buildings in this region were built in 1983 and are Class A.