Most listings are in the $20's per square foot per year. The Auburn region is going through a a boost in rates. In the last 3 months, the median rate rose $24 per sqft per year.
Compared to the rest of the Greater Sacramento market, the Auburn submarket has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 7 listings have been made available, which means new availabilities might be leasing quickly. You'll want to be prepared to make an offer immediately. 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 2,090 sqft. Most properties in this market are close to 2 floors. Most buildings in this area were built in 1980 and are Class C.