The typical asking rate per listing is in the $10's per square foot per year. The Rohnert Park region is going through a decline in rates. In the last 3 months, the median rate decreased $7 per sqft per year. That's a 31% decline in rent.
Compared to the rest of the Bay Area market, the Rohnert Park submarket has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 10 listings have been made available, which means spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 440% of the office spaces in the Rohnert Park are subleases, so you might be able to find a shorter term or below market rent. 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 1,980 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this area were built in 1985 and are Class B.