On average, listings lease in the $10's per square foot per year. The Johnson County region is seeing a a rise in rates. In the last 3 months, the median rate increased $18 per sqft per year.
In the last 90 days, 12 listings have been posted online, which means new listings are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 108% of the available leases in the Johnson County are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,300 sqft. Most buildings in this area are close to 1 floors. Most buildings in this market were built in 1978 and are Class B.