Most listings are in the $40's per square foot per year. The Silicon Valley submarket is experiencing a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 6% decline in rent.
In the last 90 days, 757 listings have been posted online, so you'll want to check back regularly for new listings. About 15% of the office spaces in the Silicon 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.
Even though the median size is 2,640 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this region are close to 2 floors. Most buildings in this market were built in 1982 and are Class A.