The typical asking rate per listing is in the $20's per square foot per year. The Kansas City submarket is going through a a rise in rates. In the last 3 months, the median rate increased $24 per sqft per year.
In the last 90 days, 64 listings have been posted online, so you'll want to check back regularly for new listings. About 36% of the available leases in the Kansas City 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 40,650 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this area were built in 1967 and are Class B.