The typical asking rate per listing is in the $40's per square foot per year. The Downtown San Jose region is going through a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 7% increase in rent.
Compared to the rest of the Silicon Valley market, the Downtown San Jose region has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 44 listings have come on the market, so you'll want to check back regularly for new listings. About 11% of the office spaces in the Downtown San Jose 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 2,140 sqft. Most properties in this market are close to 6 floors. Most buildings in this region were built in 1980 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Utilities is the dominant industry in this region. Most of the occupants of Downtown San Jose work from home. Commuting close to an hour a day is the norm for those who opt to reside in this part of town.