Compared to the rest of the Metropolitan Los Angeles market, the Covina submarket has less expensive rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 12 listings have been made available, which means spaces are probably leasing quickly. 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.
The standard measurement for office space in this area is around 1,240 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this region were built in 1981 and are Class B.