Most listings are in the $10's per square foot per year. The Montana submarket is seeing a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 3% decrease in rent.
In the last 90 days, 96 listings have been posted online, so you'll want to check back regularly for new listings. About 1% of the available leases in the Montana are subleases, so you will probably have to focus your search on direct office leases. 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 1,560 sqft. Most buildings in this market are close to 2 floors. Most buildings in this area were built in 1994 and are Class A.