Most listings are in the $10's per square foot per year. The St. George region is experiencing a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 17% increase in rent.
In the last 90 days, 50 listings have been posted online, so you'll want to check back regularly for new listings. About 4% of the available space in the St. George 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.
The standard measurement for office space in this area is around 1,480 sqft. Most buildings in this area are approximately 2 floors. Most buildings in this region were built in 1998 and are Class A.