Most listings are in the $40's per square foot per year. The Laguna Niguel submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $17 per sqft per year. That's a 55% increase in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Laguna Niguel submarket has higher rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 3 listings have come on the market, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,730 sqft. Most buildings in this area are around 2 floors. Most buildings in this area were built in 1986 and are Class B.