The typical asking rate per listing is in the $10's per square foot per year. The Ada County region is seeing a decrease in rates. In the last 3 months, the median rate fell $3 per sqft per year. That's a 12% decrease in rent.
In the last 90 days, 290 listings have been made available, so you'll want to check back regularly for new listings. About 116% of the available space in the Ada County 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,480 sqft. Most buildings in this region are around 1 floors. Most buildings in this market were built in 1999 and are Class A.