The typical asking rate per listing is in the $20's per square foot per year. The Douglas County region is going through a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 4% rise in rent.
In the last 90 days, 57 listings have been listed, so you'll want to check back regularly for new listings. About 11% of the listings in the Douglas 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,410 sqft. Most properties in this area are close to 3 floors. Most buildings in this area were built in 1999 and are Class A.