Most listings are in the $10's per square foot per year. The Richmond submarket is seeing a a boost in rates. In the last 3 months, the median rate went up $13 per sqft per year.
Compared to the rest of the East Bay market, the Richmond submarket has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 14 listings have been made available, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 93% of the available leases in the Richmond 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 available, so finding a space for a small business might be tough.
Even though the median size is 2,810 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this area are close to 1 stories. Most buildings in this area were built in 1987 and are Class A.