Most listings are in the $20's per square foot per year. The Camarillo submarket is going through a decline in rates. In the last 3 months, the median rate fell $4 per sqft per year. That's a 14% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Camarillo region has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 26 listings have come on the market, which means leases are probably leasing quickly. 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 1,490 sqft. Most buildings in this region are around 2 floors. Most buildings in this region were built in 1986 and are Class A.