Most listings are in the $10's per square foot per year. The Madison County submarket is seeing a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 8% decline in rent.
In the last 90 days, 5 listings have come on the market, which means office spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 20% of the listings in the Madison County are subleases, so you might be able to snag a great spot on a short term. 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 5,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this area were built in 2006 and are Class A.