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Neighborhood Involvement

Building inclusive, safe and livable neighborhoods and communities.

ONI Main: 503-823-4519

City/County Info: 503-823-4000

TDD: 503-823-6868

1221 SW 4th Ave, Suite 110, Portland, OR 97204

East Columbia Neighborhood Association

  1. Columbia Slough

    East Columbia is a very unique neighborhood due to its wetlands, open space and drainage ways combined with residential, industrial, and agricultural uses. East Columbia is surrounded by three golf courses and bordered on the north by the Columbia River.