The typical asking rate per listing is in the $40's per square foot per year. The Santa Barbara region is seeing a an increase in rates. In the last 3 months, the median rate increased $5 per sqft per year. That's a 12% rise in rent.
In the last 90 days, 30 listings have been made available, which means leases are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 3% of the available space in the Santa Barbara are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,390 sqft. Most properties in this area are around 2 stories. Most buildings in this area were built in 1971 and are Class A.