Most listings are in the $30's per square foot per year. The Aliso Viejo region is seeing a decrease in rates. In the last 3 months, the median rate decreased $6 per sqft per year. That's a 15% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Aliso Viejo submarket has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 11 listings have come on the market, which means spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 9% of the available space in the Aliso Viejo 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 1,300 sqft. Most properties in this area are approximately 2 floors. Most buildings in this market were built in 1999 and are Class B.