On average, listings lease in the $20's per square foot per year. The Santa Fe Springs submarket is going through a an increase in rates. In the last 3 months, the median rate rose $22 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the Santa Fe Springs region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 2 listings have been listed, which means leases are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 550% of the listings in the Santa Fe Springs are subleases, so you might be able to snag a great spot on a short term. 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 1,460 sqft. Most properties in this area are approximately 1 floors. Most buildings in this market were built in 1978 and are Class A.