Most listings are in the $10's per square foot per year. The Bonner County region is going through a a rise in rates. In the last 3 months, the median rate rose $16 per sqft per year.
In the last 90 days, 7 listings have been posted online, which means new listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 143% of the available leases in the Bonner 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 290 sqft. Most buildings in this region are around 2 stories. Most buildings in this market were built in 1980 and are Class A.