On average, listings lease in the $40's per square foot per year. The Newark submarket is going through a decrease in rates. In the last 3 months, the median rate fell $13 per sqft per year. That's a 24% decline in rent.
Compared to the rest of the East Bay market, the Newark submarket has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 24 listings have been listed, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 29% of the listings in the Newark 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 3,860 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this region are approximately 1 floors. Most buildings in this area were built in 1996 and are Class A.