Most listings are in the $20's per square foot per year. The Ken Caryl region is going through a a rise in rates. In the last 3 months, the median rate increased $21 per sqft per year.
Compared to the rest of the Denver Metro market, the Ken Caryl region has less expensive rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 12 listings have been posted online, which means leases might be going fast. You'll want to be prepared to tour spaces as quick as possible. 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 1,640 sqft. Most properties in this region are around 2 stories. Most buildings in this area were built in 2002 and are Class B.