On average, listings lease in the $10's per square foot per year. The Coeur d'Alene region is experiencing a an increase in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 15% rise in rent.
In the last 90 days, 24 listings have come on the market, which means new availabilities might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 4% of the available leases in the Coeur d'Alene are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 1,500 sqft. Most buildings in this market are around 1 floors. Most buildings in this market were built in 1949 and are Class B.