The typical asking rate per listing is in the $30's per square foot per year. The Denver County region is seeing a decline in rates. In the last 3 months, the median rate fell $4 per sqft per year. That's a 12% decline in rent.
In the last 90 days, 359 listings have come on the market, so you'll want to check back regularly for new listings. About 95% of the available leases in the Denver 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 posted, so finding a space for a small business might be tough.
Even though the median size is 3,320 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this market are around 4 stories. Most buildings in this area were built in 1973 and are Class B.