On average, listings lease in the $10's per square foot per year. The Morton County submarket is experiencing a decrease in rates. In the last 3 months, the median rate decreased $13 per sqft per year. That's a 42% decrease in rent.
In the last 90 days, 1 listings have been posted online, which means spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 1,500% of the available leases in the Morton 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 2,200 sqft. Most buildings in this area were built in 1978 and are Class A.