On average, listings lease in the $20's per square foot per year. The San Clemente region is seeing a an increase in rates. In the last 3 months, the median rate went up $24 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the San Clemente submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 15 listings have been made available, which means new listings are probably going fast. You'll want to be prepared to make an offer immediately. About 107% of the available space in the San Clemente are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 4,000 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this market are close to 2 floors. Most buildings in this area were built in 2000 and are Class A.