Five Oak Building
209 SW 4th Avenue, Reception
Portland OR 97204



Monday - Friday, 8am - 5pm

West Gresham Plaza
2951 NW Division Street, Suite 200
Gresham OR 97030


The Intellectual and Developmental Disabilities West Gresham Plaza (2951 NW Division Street, Suite 200 Gresham OR 97030 ) office will close December 26th in observance of the holiday. IDDSD offices will be open with limited services by appointment only on Dec. 27-30. The lobby will not be staffed and the elevator will be closed. Should you need immediate assistance; please contact your assigned case manager. Alternatively you can call  503-988-3658 or visit for more information related to Intellectual and Developmental Disabilities. 



Monday - Friday, 8am - 5pm

For accurate and up-to-date information about COVID-19 and Multnomah County's response, please visit our dedicated COVID-19 web page

Intellectual and Developmental Disabilities

Eligibility | Services for children | Services for adults | Abuse investigations | Service Provider Info

Multnomah County is a case management agency that hires Service Coordinators to provide individually focused care coordination and planning to children and adults with Intellectual and/or Developmental Disabilities. Our goal is to increase overall quality of life, promote independence, and integration by providing resources and service in the family home and community for individuals we serve.

Contact us

Our staff is available to help you.

Apply or refer someone to services

Personal Support Workers

Child Foster Care Providers

Adult Foster Care Provider

Additional Provider Resources

Multnomah County Support Service Brokerages

Report abuse and neglect

Dial 1-855-503-SAFE (7233) or visit our abuse investigations page if you are concerned that someone you know with an Intellectual or Developmental Disability may be abused, neglected, or harmed. You can also view more information on the State of Oregon's Abuse and Neglect website

Service Provider Information, Enrollment and Background Checks

Visit our Provider Resources page for information about becoming a I/DD service provider.

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