The typical asking rate per listing is in the $20's per square foot per year. The American Fork region is going through a a rise in rates. In the last 3 months, the median rate went up $24 per sqft per year.
In the last 90 days, 11 listings have been posted online, which means office spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 164% of the office spaces in the American Fork 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,170 sqft. Most properties in this region are around 2 stories. Most buildings in this region were built in 2002 and are Class B.