Visit our Colorado State Extension office for more news, tools and resources.

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The Extension office provides assistance and programs for the community without discrimination in five main areas: Agriculture, Horticulture, Family & Consumer Science, Natural Resources and 4-H Youth Programs.

The CSU Extension Office in the Natural Resources Building has reopened to the public. Our hours are Monday - Friday, 8:00am to noon and 1:00pm to 4:30pm. We look forward to serving you. Call 303.678.6238 or email CSUExtension@bouldercounty.org for more information.

About CSU Extension

Colorado State University Extension empowers all Coloradans without discrimination to address important and emerging community issues using dynamic, science based educational resources.

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Boulder Extension Online Directory

The link below will take you to our staff directory. Email is the best way to contact us during this time. Thank you for your cooperation.

Staff Contact Information 

Welcome to Ask an Expert

Ask an Expert offers one-to-one expert answers from Cooperative Extension/University staff and volunteers within participating Land-Grant institutions from across the United States.

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Marshall Fire Resources

Wondering what to do in the wake of the Boulder County fires? CSU Extension has gathered a variety of resources based on insights from subject matter experts and fire survivors to provide guidance on the road to recovery.