The typical asking rate per listing is in the $50's per square foot per year. The Malibu region is going through a decline in rates. In the last 3 months, the median rate fell $30 per sqft per year. That's a 36% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Malibu region has more expensive rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 2 listings have been made available, which means spaces might be going fast. You'll want to be prepared to make an offer immediately. About 50% of the listings in the Malibu 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.
The standard measurement for office space in this area is around 600 sqft. Most properties in this area are around 2 stories. Most buildings in this market were built in 1980 and are Class A.