The typical asking rate per listing is in the $10's per square foot per year. The Riverton submarket is going through a a boost in rates. In the last 3 months, the median rate increased $18 per sqft per year.
In the last 90 days, 4 listings have been listed, which means new listings are probably going fast. You'll want to be prepared to make an offer immediately. About 50% of the office spaces in the Riverton are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,670 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this region were built in 2007 and are Class B.