The typical asking rate per listing is in the $20's per square foot per year. The Santa Ana submarket is seeing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 2% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Santa Ana submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 136 listings have come on the market, so you'll want to check back regularly for new listings. About 4% of the office spaces in the Santa Ana 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 2,120 sqft. Most properties in this area are close to 2 stories. Most buildings in this region were built in 1982 and are Class B.