Compared to the rest of the Metropolitan Los Angeles market, the Norco submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 4 listings have been posted online, which means office spaces most likley are 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.
The standard measurement for office space in this area is around 1,660 sqft. Most properties in this market are around 1 floors. Most buildings in this region were built in 2006.