The typical asking rate per listing is in the $10's per square foot per year. The Hazel Dell region is going through a decline in rates. In the last 3 months, the median rate fell $3 per sqft per year. That's a 12% decrease in rent.
Compared to the rest of the Greater Portland market, the Hazel Dell region has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 6 listings have been posted online, which means leases most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. 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 800 sqft. Most buildings in this market are approximately 1 floors. Most buildings in this region were built in 1979 and are Class C.