The typical asking rate per listing is in the $20's per square foot per year. The Wilsonville submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $11 per sqft per year. That's a 27% decline in rent.
Compared to the rest of the Greater Portland market, the Wilsonville region has less expensive rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 2 listings have been posted online, which means spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 700% of the listings in the Wilsonville are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 390 sqft. Most buildings in this region are close to 1 floors. Most buildings in this region were built in 1980 and are Class B.