On average, listings lease in the $30's per square foot per year. The Orange County submarket is seeing a a boost in rates. In the last 3 months, the median rate went up $11 per sqft per year. That's a 55% rise in rent.
In the last 90 days, 17 listings have been listed, which means listings 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 on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,560 sqft. Most buildings in this market are close to 2 stories. Most buildings in this area were built in 1987 and are Class A.