Compared to the rest of the Metropolitan Los Angeles market, the Laguna Niguel region has lower rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 2 listings have been posted online, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 50% of the office spaces in the Laguna Niguel 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 940 sqft. Most properties in this market are around 2 stories. Most buildings in this area were built in 1986 and are Class B.