The typical asking rate per listing is in the $20's per square foot per year. The Signal Hill region is seeing a a rise in rates. In the last 3 months, the median rate increased $29 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the Signal Hill submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 5 listings have been listed, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 100% of the available leases in the Signal Hill are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,000 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this market are around 2 floors. Most buildings in this region were built in 1982 and are Class B.