The typical asking rate per listing is in the $20's per square foot per year. The Paducah region is going through a a boost in rates. In the last 3 months, the median rate rose $29 per sqft per year.
In the last 90 days, 53 listings have been listed, so you'll want to check back regularly for new listings. 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 4,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this market are around 1 stories. Most buildings in this area were built in 1926 and are Class B.