Compared to the rest of the Bay Area market, the Larkspur region has higher rates, and you'll need to make a great offer to be in this hot region.
In the last 90 days, 7 listings have been listed, which means leases most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 14% of the available space in the Larkspur 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.
Even though the median size is 3,060 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this area are close to 2 stories. Most buildings in this market were built in 1981 and are Class B.