Most listings are in the $20's per square foot per year. The Bothell submarket is experiencing a a boost in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 11% increase in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Bothell submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 25 listings have been made available, which means new availabilities might be leasing quickly. You'll want to be prepared to make an offer immediately. About 4% of the office spaces in the Bothell are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 3,690 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this region are approximately 2 floors. Most buildings in this area were built in 1998 and are Class A.