The typical asking rate per listing is in the $20's per square foot per year. The Bellflower region is seeing a a boost in rates. In the last 3 months, the median rate increased $8 per sqft per year. That's a 50% rise in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Bellflower submarket has less expensive rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 4 listings have been listed, which means office spaces are probably 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 500 sqft. Most properties in this region are approximately 3 stories. Most buildings in this market were built in 1955.