The typical asking rate per listing is in the $20's per square foot per year. The Knoxville submarket is going through a a boost in rates. In the last 3 months, the median rate increased $2 per sqft per year. That's a 10% rise in rent.
In the last 90 days, 157 listings have come on the market, so you'll want to check back regularly for new listings. About 64% of the available space in the Knoxville are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 2,860 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are close to 1 stories. Most buildings in this area were built in 1956 and are Class B.