Most listings are in the $20's per square foot per year. The Arapahoe County region is experiencing a decline in rates. In the last 3 months, the median rate decreased $4 per sqft per year. That's a 14% decline in rent.
In the last 90 days, 241 listings have been made available, so you'll want to check back regularly for new listings. About 3% of the listings in the Arapahoe 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,430 sqft. Most properties in this market are close to 3 stories. Most buildings in this market were built in 1983 and are Class B.