Compared to the rest of the Metropolitan Los Angeles market, the La Mirada submarket has more expensive rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 4 listings have come on the market, which means leases are probably going fast. 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 1,040 sqft. Most properties in this market are around 1 floors. Most buildings in this market were built in 1988 and are Class A.