The typical asking rate per listing is in the $70's per square foot per year. The Santa Barbara region is going through a an increase in rates. In the last 3 months, the median rate rose $42 per sqft per year. That's a 133% increase in rent.
In the last 90 days, 99 listings have been posted online, so you'll want to check back regularly for new listings. About 30% of the office spaces in the Santa Barbara are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 700 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this region were built in 1971 and are Class A.