Most listings are in the $30's per square foot per year. The Agoura Hills region is seeing a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 11% increase in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Agoura Hills submarket has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 15 listings have been listed, which means spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 13% of the office spaces in the Agoura Hills 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 1,990 sqft. Most properties in this region are approximately 2 floors. Most buildings in this area were built in 1986 and are Class B.