Holiday closure Monday May 28: Most county offices will be closed in observance of Memorial Day.

Developmental Disabilities Division

Chinook Building
401 5th Avenue, Suite 520
Seattle, WA 98104

ddd@kingcounty.gov
Phone: 206-263-9061
Fax: 206-205-1632
TTY: 711 Relay Service

Department: Community and Human Services

Partner Resources

tab_inside

Early Intervention Service Provider Documents
Information and tools for service providers.

DDD Case Managers 
Information and tools for State DDD Case Resource Managers.

Request for Qualifications
No RFQs are open currently.

Individuals and Family
Information and tools for individuals and families.

School Personnel 
Information and tools for school personnel.

Request for Proposals 
No RFPs are open currently.