Most listings are in the $20's per square foot per year. The Aurora submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 4% increase in rent.
Compared to the rest of the Denver Metro market, the Aurora submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 111 listings have been listed, so you'll want to check back regularly for new listings. About 67% of the available space in the Aurora are subleases, so you might be able to snag a great spot on a short term. 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 1,300 sqft. Most buildings in this area are close to 2 floors. Most buildings in this area were built in 1984 and are Class B.