On average, listings lease in the $20's per square foot per year. The Simi Valley region is going through a a rise in rates. In the last 3 months, the median rate went up $26 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the Simi Valley region has less expensive rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 11 listings have been posted online, which means office spaces might be leasing quickly. You'll want to be prepared to make an offer immediately. About 82% of the available leases 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 buildings in this region are approximately 2 stories. Most buildings in this region were built in 1986 and are Class B.