On average, listings lease in the $20's per square foot per year. The Kansas City region is going through a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 16% increase in rent.
In the last 90 days, 64 listings have been listed, so you'll want to check back regularly for new listings. About 11% of the available space in the Kansas City 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 25,060 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are close to 2 floors. Most buildings in this area were built in 1968 and are Class B.