On average, listings lease in the $10's per square foot per year. The Loma Linda submarket is going through a a boost in rates. In the last 3 months, the median rate rose $19 per sqft per year. That's a Inf% rise in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Loma Linda region has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 8 listings have been made available, 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 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 2,250 sqft. Most properties in this market are close to 1 stories. Most buildings in this market were built in 2008.