Compared to the rest of the Greater Portland market, the Raleigh Hills region has smaller rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 2 listings have come on the market, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. 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 640 sqft. Most properties in this market are close to 2 stories.