SoDo, Seattle (Wikipedia) SoDo, alternatively SODO, is a neighborhood in Seattle, Washington, that makes up part of the city’s Industrial District. It is bounded on the north by South King Street, beyond which is Pioneer Square; on the south by South Spokane Street, beyond which is more of the Industrial District; on the west by the Duwamish River, across which is West Seattle; and on the east by Metro Transit’s Downtown Seattle Transit Tunnel and SoDo Busway, beyond which is the International District and the rest of the Industrial District.