Compared to the rest of the Seattle Metropolitan Area market, the Greater Duwamish submarket has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 20 listings have been listed, which means office spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 10% of the available space in the Greater Duwamish are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,180 sqft. Most properties in this market are close to 2 stories. Most buildings in this market were built in 1953 and are Class A.
Manufacturing is the dominant industry in this area. Commute by walking is the most popular way to get to work amongst Greater Duwamish residents. Commuting between 30 and 45 minutes a day is the norm for those who opt to reside in this part of town.