On average, listings lease in the $40's per square foot per year. The San Anselmo submarket is experiencing a a rise in rates. In the last 3 months, the median rate increased $13 per sqft per year. That's a 34% rise in rent.
Compared to the rest of the Bay Area market, the San Anselmo region has more expensive rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 3 listings have come on the market, which means office spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 33% of the available space in the San Anselmo are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 480 sqft. Most buildings in this region were built in 2004 and are Class B.