On average, listings lease in the $20's per square foot per year. The Hillsboro region is seeing a a rise in rates. In the last 3 months, the median rate rose $6 per sqft per year. That's a 26% rise in rent.
Compared to the rest of the Greater Portland market, the Hillsboro submarket has lower rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 258 listings have been posted online, so you'll want to check back regularly for new listings. About 7% of the office spaces in the Hillsboro are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 6,460 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this area are around 2 stories. Most buildings in this market were built in 1998 and are Class A.