The typical asking rate per listing is in the $30's per square foot per year. The South Berkeley region is seeing a decline in rates. In the last 3 months, the median rate fell $24 per sqft per year. That's a 40% decrease in rent.
Compared to the rest of the East Bay market, the South Berkeley region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 3 listings have been listed, which means new listings might be leasing quickly. You'll want to be prepared to make an offer immediately. 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 890 sqft. Most buildings in this area are approximately 3 floors. Most buildings in this area were built in 1971 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Health care is the dominant industry in this region. Most of the occupants of South Berkeley work from home. Commuting between 20 and 25 minutes a day is the norm for those who opt to reside in this part of town.