Compared to the rest of the Metropolitan Los Angeles market, the Diamond Bar region has greater rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 6 listings have been made available, which means spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 1,330 sqft. Most properties in this market are close to 2 stories. Most buildings in this area were built in 1988 and are Class B.