On average, listings lease in the $10's per square foot per year. The Oakland submarket is going through a a rise in rates. In the last 3 months, the median rate went up $18 per sqft per year.
In the last 90 days, 1 listings have been posted online, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,110 sqft. Most buildings in this area are approximately 2 stories. Most buildings in this market were built in 1989 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Professional services is the dominant industry in this area. Commute by walking is the most popular way to get to work amongst Oakland residents. Commuting around 20 minutes a day is the norm for those who opt to reside in this part of town.