Welcome to Clackamas County OSU Extension Service

Latest News

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2016-2017 Clackamas Community Annual Report
Want to know more about the Extension Service and how we serve the citizens of Clackamas County?
Explore animal careers with 4-H ExCEL program
High school students are invited to sign up for this program January 27-29.
Spring Garden Fair
The Spring Garden Fair has grown to be one of the Northwest's favorite spring events.

Serving Clackamas County Residents since 1917

Clackamas County Extension 100th Anniversary logo

Celebrating 100 Years of Service

Help us celebrate 100 years of Extension in Clackamas County. Learn more on the Centennial page.

Community Report

Find out what Extension has been doing for you. Read the OSU Extension Service of Clackamas County Community Report 2016-2017.

OSU Extension Service

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:

  • 4-H (Enrollment packet)
  •  For Agriculture questions, go to the North Willamette Research & Extension Center website. and read about the Center's projects in the Down on the Farm newsletter.
  • It is turkey time! If you are wondering how to make sure your turkey is going to be safe, use the Turkey Facts Sheets. They are available in English and Spanish for free download. 
  • 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.
  •  Learn more about Family and Community Health Extension programs in Clackamas County.  Free pressure gauge testing.
  •  Care about (dairy) cows? Check out our new dairy extension blog, Dairy Bearing! Here is a clickable way for us at OSU to share research results, techniques, resources, announcements, and other items that might be of interest to anyone involved with dairy production.

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)


Upcoming Events

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Dec. 01, 2017 1:00pm - 4:00pm
Classroom and hands-on learning at the OSU Dairy Center.  Workshops: December 1, 2017   1-4 …
Dec. 01, 2017 1:00pm - 4:00pm
Classroom and hands-on learning at the OSU Dairy Center.  Workshops: December 1, 2017   1-4 …
Dec. 11, 2017 8:00am - 4:30pm
 GTRI’s OSHA Consultation and Training Program is providing FREE training on occupational safety and health …
Jan. 10, 2018 (all day)
Total fish eaten may now exceed the combined harvest by commercial and recreational fisheries
Biedenweg to study how to plan for ecosystem restoration while simultaneously considering human well-being.
Program’s success provides a potential pathway toward mitigating climate change
Oregon's Agricultural Progress
The research magazine for Oregon State University Agricultural Experiment Station
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Ask an Expert
Addressing real-life questions with research-based answers... Ask an Expert at Oregon State University.
OSU Extension Catalog
The Catalog is the source for current, peer-reviewed, research-based learning materials published by OSU Extension.
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