On average, listings lease in the $20's per square foot per year. The Boulder County submarket is going through a an increase in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 5% increase in rent.
In the last 90 days, 317 listings have been listed, so you'll want to check back regularly for new listings. About 4% of the office spaces in the Boulder County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 2,640 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this market are close to 2 stories. Most buildings in this area were built in 1988 and are Class A.