Most listings are in the $20's per square foot per year. The Central Beaverton region is seeing a decrease in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 8% decrease in rent.
Compared to the rest of the Greater Portland market, the Central Beaverton submarket has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 19 listings have been made available, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About 5% of the available space in the Central Beaverton are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,290 sqft. Most properties in this area are close to 2 stories. Most buildings in this area were built in 2003 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Public administration is the dominant industry in this area. Most of the folk of Central Beaverton work from home. Commuting between 20 and 25 minutes a day is the norm for those who opt to reside in this part of town.