Compared to the rest of the Metropolitan Los Angeles market, the Hesperia submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 6 listings have been posted online, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,000 sqft. Most buildings in this area are close to 1 floors. Most buildings in this market were built in 1981 and are Class B.