The typical asking rate per listing is in the $60's per square foot per year. The Hermosa Beach region is going through a an increase in rates. In the last 3 months, the median rate increased $60 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the Hermosa Beach submarket has higher rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 16 listings have been listed, which means new listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 56% of the office spaces in the Hermosa Beach 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 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 760 sqft. Most buildings in this area are close to 3 floors. Most buildings in this market were built in 1988 and are Class A.