Most listings are in the $30's per square foot per year. The Dublin region is seeing a a rise in rates. In the last 3 months, the median rate increased $6 per sqft per year. That's a 18% rise in rent.
Compared to the rest of the East Bay market, the Dublin region has smaller rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 18 listings have been made available, which means spaces are probably going fast. You'll want to be prepared to make an offer immediately. 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 2,920 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are approximately 2 floors. Most buildings in this area were built in 1986 and are Class B.