The typical asking rate per listing is in the $20's per square foot per year. The Placer submarket is going through a decline in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 6% decrease in rent.
In the last 90 days, 124 listings have been made available, so you'll want to check back regularly for new listings. About 4% of the office spaces in the Placer are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,200 sqft. Most buildings in this area are around 2 stories. Most buildings in this market were built in 2001 and are Class B.