Compared to the rest of the Metropolitan Los Angeles market, the Laguna Hills region has higher rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 26 listings have been listed, which means listings are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 4% of the office spaces in the Laguna Hills are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 1,710 sqft. Most properties in this market are around 2 stories. Most buildings in this area were built in 1982 and are Class B.