The typical asking rate per listing is in the $30's per square foot per year. The Novato submarket is going through a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 2% decline in rent.
Compared to the rest of the Bay Area market, the Novato submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 47 listings have come on the market, so you'll want to check back regularly for new listings. About 100% of the office spaces in the Novato 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 2,690 sqft, there are still 0 leases below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this region were built in 1987 and are Class A.