On average, listings lease in the $30's per square foot per year. The Rialto region is going through a a boost in rates. In the last 3 months, the median rate went up $19 per sqft per year. That's a 120% rise in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Rialto region has greater rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 4 listings have been listed, which means leases 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 7,710 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this area are around 1 stories. Most buildings in this area were built in 2000 and are Class A.