On average, listings lease in the $40's per square foot per year. The Newark region is going through a a rise in rates. In the last 3 months, the median rate increased $9 per sqft per year. That's a 27% rise in rent.
Compared to the rest of the East Bay market, the Newark submarket has higher rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 24 listings have been listed, which means spaces might be going fast. You'll want to be prepared to make an offer immediately. About 4% of the listings in the Newark are subleases, so you will probably have to focus your search on direct office leases. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 180 sqft. Most properties in this market are approximately 1 stories. Most buildings in this region were built in 1996 and are Class A.