The typical asking rate per listing is in the $20's per square foot per year. The Riverside submarket is seeing a decrease in rates. In the last 3 months, the median rate fell $71 per sqft per year. That's a 75% decline in rent.
In the last 90 days, 8 listings have been posted online, which means spaces are probably going fast. You'll want to be prepared to make an offer immediately. 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 4,690 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this market are around 2 floors. Most buildings in this region were built in 2010 and are Class A.