Most listings are in the $20's per square foot per year. The Broomfield County region 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 6% increase in rent.
In the last 90 days, 8 listings have been posted online, which means listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 38% of the available space in the Broomfield County are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 10,420 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are approximately 4 floors. Most buildings in this region were built in 1999 and are Class A.