Most listings are in the $20's per square foot per year. The Salt Lake City submarket is going through a a boost in rates. In the last 3 months, the median rate went up $2 per sqft per year. That's a 8% increase in rent.
Compared to the rest of the Salt Lake City market, the Salt Lake City submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 162 listings have been posted online, so you'll want to check back regularly for new listings. About 6% of the available leases in the Salt Lake City are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,070 sqft, there are still 0 listings below 2,000 sqft. Most properties in this area are approximately 5 floors. Most buildings in this region were built in 1979 and are Class B.