The typical asking rate per listing is in the $50's per square foot per year. The Silicon Valley region is seeing a decrease in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 819 listings have been posted online, so you'll want to check back regularly for new listings. About 80% of the listings in the Silicon Valley are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,710 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this area were built in 1982 and are Class B.