Most listings are in the $60's per square foot per year. The Sumner submarket is seeing a an increase in rates. In the last 3 months, the median rate increased $43 per sqft per year. That's a 193% rise in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Sumner region has higher rates, and you'll need to make a great offer to be in this hot submarket.
In the last 90 days, 2 listings have been listed, which means new listings are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 240 sqft. Most properties in this region are approximately 2 stories. Most buildings in this area were built in 2016 and are Class B.