The typical asking rate per listing is in the $20's per square foot per year. The Eagle submarket is going through a an increase 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 come on the market, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 350% of the available space in the Eagle 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.
The standard measurement for office space in this area is around 2,270 sqft. Most properties in this region are approximately 1 floors. Most buildings in this market were built in 1996 and are Class A.