Compared to the rest of the Greater Portland market, the Hillsboro region has less expensive rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 18 listings have been posted online, which means new availabilities most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 17% of the available space in the Hillsboro 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 posted, so finding a space for a small business might be tough.
Even though the median size is 5,000 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this market are approximately 2 stories. Most buildings in this market were built in 1999 and are Class A.