Most listings are in the $10's per square foot per year. The Boise City submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $0 per sqft per year. That's a 1% decrease in rent.
In the last 90 days, 187 listings have been made available, so you'll want to check back regularly for new listings. About 6% of the listings in the Boise City are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,000 sqft. Most properties in this region are approximately 1 floors. Most buildings in this area were built in 1989 and are Class A.