Compared to the rest of the Metropolitan Los Angeles market, the Simi Valley submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 11 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 45% of the available space in the Simi Valley 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 930 sqft. Most properties in this region are around 2 stories. Most buildings in this region were built in 1987 and are Class B.