Most listings are in the $20's per square foot per year. The Franklin County region is going through a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 6% increase in rent.
In the last 90 days, 506 listings have been listed, so you'll want to check back regularly for new listings. About 2% of the listings in the Franklin County 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 3,580 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this area are close to 2 floors. Most buildings in this region were built in 1984 and are Class B.