Most listings are in the $20's per square foot per year. The Gainesville region is experiencing a a boost in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 3% rise in rent.
Compared to the rest of the Metro Atlanta market, the Gainesville submarket has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 18 listings have been made available, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 6% of the office spaces in the Gainesville are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 1,390 sqft. Most buildings in this market are around 3 stories. Most buildings in this market were built in 1966 and are Class B.