Welcome to Clackamas County

Serving Clackamas County Residents since 1917

 The Oregon State University Extension Service provides objective, researched-based knowledge and education that strengthens local economies, sustains natural resources, and promotes healthy communities, families, and individuals. Clackamas County Extension serves local citizens with programs in:

  • Home Gardening, Master Gardener clinic hours: Monday-Friday, 9:00am-12:00pm, 1:00-4:00pm.
  • Trees and Forests, Community Forestry Day, every second Saturday of the month at Hopkins Demonstration Forest. Call ahead to be included for lunch, 503-632-2150.
  • Read the latest issue of our bi-monthly publication, Focus on Extension highlighting Extension programs in Clackamas County. 
  • Read about plans for a new Clackamas County Extension Education Center in the 2015-2016 Extension Community Report.
  • The Food Safety and Preservation Hotline is open from July 11 - October 14, 2016. The number is 1-800-354-7319 (toll-free). The hotline is available Monday through Friday, 9:00am to 4:00pm. 


Our faculty, staff and volunteers provide:

  • Answers to questions and give advice by telephone, in person and email.

  • Informational tours, conferences, short courses, workshops and demonstrations.

  • Publications with specific research-based information on a variety of subjects.

  • Links to hundreds of research-based publications on our website.

Find us at:

200 Warner Milne Rd

Oregon City, OR 97045

503-655-8631 (phone)

503-655-8636 (fax)