The typical asking rate per listing is in the $20's per square foot per year. The Santa Fe Springs region is going through a decline in rates. In the last 3 months, the median rate fell $6 per sqft per year. That's a 23% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Santa Fe Springs region 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 leases most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 8% of the available leases in the Santa Fe Springs are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 1,420 sqft. Most buildings in this area are close to 1 stories. Most buildings in this region were built in 1978 and are Class A.