On average, listings lease in the $20's per square foot per year. The Spokane submarket is experiencing a a boost in rates. In the last 3 months, the median rate increased $13 per sqft per year. That's a 76% rise in rent.
In the last 90 days, 114 listings have been listed, so you'll want to check back regularly for new listings. About 43% of the office spaces in the Spokane are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 2,000 sqft. Most properties in this market are close to 2 stories. Most buildings in this area were built in 1966 and are Class B.