The typical asking rate per listing is in the $10's per square foot per year. The Jefferson County region is going through a a rise in rates. In the last 3 months, the median rate increased $16 per sqft per year.
In the last 90 days, 2 listings have been made available, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 1,750% of the listings in the Jefferson County are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 6,230 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this market were built in 1963 and are Class B.