The typical asking rate per listing is in the $30's per square foot per year. The Brentwood region is going through a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 9 listings have come on the market, which means listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 11% of the listings in the Brentwood 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 5,360 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this market are close to 3 floors. Most buildings in this region were built in 1992 and are Class A.