Most listings are in the $20's per square foot per year. The Eagle region is going through a a rise in rates. In the last 3 months, the median rate went up $21 per sqft per year.
In the last 90 days, 2 listings have been made available, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 500% of the available space in the Eagle are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,270 sqft. Most properties in this market are approximately 1 floors. Most buildings in this market were built in 2003 and are Class A.