Most listings are in the $10's per square foot per year. The Colorado Springs region is going through a decrease in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 10% decrease in rent.
In the last 90 days, 320 listings have been posted online, so you'll want to check back regularly for new listings. About 1% of the available space in the Colorado Springs are subleases, so you will probably have to consider a longer term lease. 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 1,460 sqft. Most properties in this area are close to 2 floors. Most buildings in this region were built in 1923 and are Class Class B.