San Mateo/San Francisco Counties
University of California
San Mateo/San Francisco Counties

Making a Difference for California

Our Programs



4-H Youth Development Program

Elkus Ranch

Elkus Ranch

Master Gardeners

Master Gardener Program

Master Food Preserver Program

Master Food Preserver Program

Nutrition Education

Nutrition Education Program

Urban Integrated Pest Management

Urban Integrated Pest Management

About us

The University of California Cooperative Extension (UCCE) offices are local problem-solving centers, part of a statewide network of UC researchers and educators who bridge UC research with the communities we serve. We are dedicated to the creation, development and application of knowledge in agricultural, natural and human resources.

Thank You

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We thank our partner - the County of San Mateo - and the people and organizations who contribute to UCCE and our programs.  We appreciate and depend on your support in sustaining the work we do.

UCCE Offices

Main Offices:
located at UC Elkus Ranch
1500 Purisima Creek Road
Half Moon Bay, CA 94019
(650) 726-9059 /

Nutrition Staff Office:
300 Piedmont Ave., Bldg. B, Rm. 227
San Bruno, CA 94066
(650) 871-7559


Master Gardener Helpline Offices
(650) 276-7430 /

Mondays: 9am to 4pm
Elkus Ranch Conference Center

1500 Purisima Creek Road
Half Moon Bay, CA 94019
Wednesdays: 10:30 to 2pm
new as of Oct. 24th, 2018

San Francisco Botanical Garden Library

1999 9th Avenue
San Francisco, CA 94122
Thursdays: 9am to 4pm
Veteran's Memorial Senior Center

1455 Madison Avenue
Redwood City, CA 94061


In Memory of

Former UCCE Director R.H. "Hank" Sciaroni

Former UCCE Director R.H.

passed away on September 30, 2018.  Hank served as UC Cooperative Extension County Director and Farm Advisor from 1947-1986.

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