Most listings are in the $10's per square foot per year. The Bozeman region is going through a decrease in rates. In the last 3 months, the median rate decreased $0 per sqft per year. That's a 2% decline in rent.
In the last 90 days, 24 listings have come on the market, which means listings are probably going fast. You'll want to be prepared to tour spaces as quick as possible. 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 1,600 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 1997 and are Class A.