Most listings are in the $20's per square foot per year. The Rocklin region is seeing a decrease in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 9% decline in rent.
Compared to the rest of the Greater Sacramento market, the Rocklin submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 11 listings have come on the market, which means new availabilities are probably leasing quickly. You'll want to be prepared to make an offer immediately. 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 1,750 sqft. Most properties in this area are around 1 floors. Most buildings in this region were built in 2004 and are Class B.