The typical asking rate per listing is in the $10's per square foot per year. The Keizer region is going through a an increase in rates. In the last 3 months, the median rate increased $15 per sqft per year. That's a Inf% increase in rent.
In the last 90 days, 3 listings have been posted online, which means spaces 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 2,400 sqft. Most properties in this region are close to 2 stories. Most buildings in this region were built in 1986 and are Class B.