The typical asking rate per listing is in the $20's per square foot per year. The Beaverton region is seeing a a boost in rates. In the last 3 months, the median rate increased $2 per sqft per year. That's a 10% increase in rent.
Compared to the rest of the Greater Portland market, the Beaverton submarket has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 65 listings have been posted online, so you'll want to check back regularly for new listings. About 40% of the available leases in the Beaverton are subleases, so you might be able to snag a great spot on a short term. 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 1,920 sqft. Most properties in this region are close to 1 stories. Most buildings in this area were built in 1987 and are Class A.