On average, listings lease in the $20's per square foot per year. The Costa Mesa submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $6 per sqft per year. That's a 19% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Costa Mesa submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 36 listings have been posted online, which means listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. 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 3,360 sqft, there are still 0 listings below 2,000 sqft. Most properties in this market are approximately 2 stories. Most buildings in this area were built in 1982 and are Class A.