Most listings are in the $10's per square foot per year. The Roseville region is experiencing a decline in rates. In the last 3 months, the median rate decreased $4 per sqft per year. That's a 20% decline in rent.
In the last 90 days, 10 listings have been posted online, which means spaces might be leasing quickly. You'll want to be prepared to make an offer immediately. About 20% of the office spaces in the Roseville are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,670 sqft. Most buildings in this area are close to 2 stories. Most buildings in this area were built in 1980 and are Class A.