The typical asking rate per listing is in the $20's per square foot per year. The Buellton region is experiencing a an increase in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 11% rise in rent.
In the last 90 days, 1 listings have been listed, which means new availabilities most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 230 sqft. Most buildings in this market are around 1 stories. Most buildings in this market were built in 2008.