On average, listings lease in the $20's per square foot per year. The Columbine region is seeing a a boost in rates. In the last 3 months, the median rate rose $23 per sqft per year.
Compared to the rest of the Denver Metro market, the Columbine submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 3 listings have been posted online, which means office spaces might be going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,790 sqft. Most buildings in this market were built in 1985.