On average, listings lease in the $20's per square foot per year. The Goleta region is going through a an increase in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 3% increase in rent.
In the last 90 days, 45 listings have been listed, so you'll want to check back regularly for new listings. About 2% of the available leases in the Goleta are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 5,430 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this area are approximately 2 stories. Most buildings in this area were built in 1989 and are Class A.