The typical asking rate per listing is in the $20's per square foot per year. The Overland Park region is going through a a boost in rates. In the last 3 months, the median rate increased $0 per sqft per year. That's a 1% increase in rent.
In the last 90 days, 236 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the available leases in the Overland Park are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 3,630 sqft, there are still 0 leases below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this market were built in 1985 and are Class B.