The typical asking rate per listing is in the $20's per square foot per year. The Fort Collins submarket is going through a an increase in rates. In the last 3 months, the median rate went up $2 per sqft per year. That's a 9% increase in rent.
In the last 90 days, 38 listings have come on the market, which means new listings are probably leasing quickly. 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 1,150 sqft. Most buildings in this area are close to 2 stories. Most buildings in this region were built in 1984 and are Class B.