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Arapahoe County Extension provides trusted, practical education to help you solve problems, develop skills and build a better future.

This calendar is a list of all public event and classes offered by Arapahoe County Extension. Some of the virtual classes may be offered by Extension offices in partnering counties. Other events may be offered that are closed to the public and available to program participants (e.g. 4-H members, Colorado Master Gardeners). Click here if you are interested in becoming a 4-H member, Colorado Master Gardener or Native Plant Master volunteer.

You may also request a program for your organization or school. Options for adults are youth are available.  

For questions, please email CSU-Extension@arapahoegov.com or call the office at 303-730-1920.

To view other great programs Arapahoe County Extension has offered, please visit our Past Events page!


January 2023


CSU Green School – January 9 – April 30, Virtual. As you know, Colorado gardening can be tough! Weather, soils, pests, diseases… we have classes to cover these obstacles and more. Learn science-based, best practices for managing landscapes no matter where you work, live or garden in our state. Join us in January for CSU’s popular Green School. Training offers flexible, online courses combined with live review sessions weekly with CSU Experts. Learn science-based gardening strategies specifically for gardening in Colorado. Registration is open now through January 4th. Classes start January 11th. Register here: https://col.st/monDf


February 2023


4-H Extravaganza February 4, 10:00 a.m.-1:00 p.m. at the Arapahoe County Fairgrounds 25690 E. Quince Ave. Aurora, CO 80016. Join 4-H leaders and members to learn more about 4-H clubs in Arapahoe County. There will be project workshops opened to the public including: dog quiz bowl, beekeeping, cake decorating, model rocketry, shooting sports, and livestock education. This is a free event and registration is not required.

Cottage Foods Safety Training February 22, 5:00 p.m.-9:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.

Pressure Canning Chicken IN_PERSON February 24, 9:00 a.m.- 12:00 p.m Come learn the principles of using a “Pressure Canner” to preserve low acid foods at high elevations. Watch a live demonstration of canning chicken in a pressure canner. Price includes taking home, directions, recipes, and a small jar of chicken that we pressure can in class. Jars will be too hot to take home the day of class, so plan to come back and pick it up later. Pre-register at least 5 days in advance, so we have enough materials and equipment for everyone to participate. Class is located Jefferson County Extension, 15200 W 6th Ave., Suite C, Golden, CO 80401 Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Money Habitudes IN_PERSON February 27, 6:30 p.m.- 7:45 p.m This FREE session is designed as a fun interactive and constructive way to learn about our habits and attitudes (Habitudes) about money. Participants will discover the how, why, and when they spend, save, give, or invest. This program promotes conversations with partners/families to encourage positive financial relationship skills. For ages 12 and up. Family participation is encouraged (for age-appropriate materials a separate registration for each individual is required). Pre-register at least 3 days in advance. Class is located at Smoky Hill Library 5430 S Biscay Circle, Centennial, CO, 80015. Email Sheila Gains (Sgains@arapahoegov.com) for more information.


March 2023


Money Habitudes IN_PERSON March 6, 6:30 p.m.- 7:45 p.m This FREE session is designed as a fun interactive and constructive way to learn about our habits and attitudes (Habitudes) about money. Participants will discover the how, why, and when they spend, save, give, or invest. This program promotes conversations with partners/families to encourage positive financial relationship skills. For ages 12 and up. Family participation is encouraged (for age-appropriate materials a separate registration for each individual is required). Pre-register at least 3 days in advance. Class is located at Lakewood Public Library 10200 West 20th Avenue, Lakewood, CO, 80215. Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Cottage Foods Safety Training March 10, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.

Food Preservation Fermenting Kimchi IN_PERSON March 16, 6:30 p.m.- 8:30 p.m In this class you will learn the principles and benefits of vegetable fermentation. Participate in a hands-on activity of starting a Kim Chi ferment that you take home to finish. Price includes taking home a Kimchi start, and directions for making Kimchi, fermented pickles and sauerkraut. Pre-register at least 5 days in advance, so we have enough materials and equipment for everyone to participate. Class is located Arapahoe County Extension office, 6934 S, Lima St., Suite B, Centennial, CO 80112 Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Money Habitudes IN_PERSON March 20, 6:30 p.m.- 7:45 p.m This FREE session is designed as a fun interactive and constructive way to learn about our habits and attitudes (Habitudes) about money. Participants will discover the how, why, and when they spend, save, give, or invest. This program promotes conversations with partners/families to encourage positive financial relationship skills. For ages 12 and up. Family participation is encouraged (for age-appropriate materials a separate registration for each individual is required). Pre-register at least 3 days in advance. Class is located at Koelbel Library (Arapahoe Libraries) 5955 South Holly Street, Centennial, CO, 80121. Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Money Habitudes IN_PERSON March 27, 6:30 p.m.- 7:45 p.m This FREE session is designed as a fun interactive and constructive way to learn about our habits and attitudes (Habitudes) about money. Participants will discover the how, why, and when they spend, save, give, or invest. This program promotes conversations with partners/families to encourage positive financial relationship skills. For ages 12 and up. Family participation is encouraged (for age-appropriate materials a separate registration for each individual is required). Pre-register at least 3 days in advance. Class is located at Standley Lake Library – Jefferson County Public Library8485 Kipling Street, Arvada, CO, 80005 Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Food Preservation Fermenting Kimchi IN_PERSON March 28, 6:30 p.m.- 8:30 p.m In this class you will learn the principles and benefits of vegetable fermentation. Participate in a hands-on activity of starting a Kim Chi ferment that you take home to finish. Price includes taking home a Kimchi start, and directions for making Kimchi, fermented pickles and sauerkraut. Pre-register at least 5 days in advance, so we have enough materials and equipment for everyone to participate. Class is located Jefferson County Extension, 15200 W 6th Ave., Suite C, Golden, CO 80401. Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Cottage Foods Safety Training IN_PERSON March 31, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the class and exam, receive a 3 year food safety certificate. Class is located at Jefferson County Extension Office, 15200 W. 6th Ave., Golden CO 80401. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.


April 2023


Hot Water Bath Preserving Blueberry Jam IN_PERSON April 5, 6:30 p.m.- 8:30 p.m In this class we will cover the basics of using a “Boiling Water Bath Canner” to preserve high acid foods a high elevation. Watch a live demonstration of making and canning blueberry jam in a boiling water bath canner. Price includes taking home, directions, recipes, and a small jar of blueberry jam that we can in class. Jars will be too hot to take home the day of class, so plan to come back and pick it up later. Pre-register at least 5 days in advance, so we have enough materials and equipment for everyone to participate. Class is located Jefferson County Extension, 15200 W 6th Ave., Suite C, Golden, CO 80401. Email Sheila Gains (Sgains@arapahoegov.com) for more information.

Cottage Foods Safety Training April 21, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.


May 2023


Cottage Foods Safety TrainingMay 5, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.


June 2023


Cottage Foods Safety TrainingJune 16, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration. closes 4 days prior to the event.


July 2023


Cottage Foods Safety TrainingJuly 12, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration. closes 4 days prior to the event.


August 2023


Cottage Foods Safety TrainingAugust 18, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.


September 2023


Cottage Foods Safety Training IN-PERSONAugust 18, 9:00 a.m.-1:00 p.m. Learn food safety guidelines and the specifics of operating a home-based cottage food business. Upon completion of the webinar and exam, receive a 3 year food safety certificate. Class is located at Arapahoe County Extension office, 6934 S, Lima St., Suite B, Centennial, CO 80112. Email Sheila Gains (Sgains@arapahoegov.com) for more information. Registration closes 4 days prior to the event.


Colorado State University Extension is an equal opportunity provider. | Colorado State University does not discriminate on the basis of disability and is committed to providing reasonable accommodations. | CSU’s Office of Engagement and Extension ensures meaningful access and equal opportunities to participate to individuals whose first language is not English.

Colorado State University Extension es un proveedor que ofrece igualdad de oportunidades. | Colorado State University no discrimina por motivos de discapacidad y se compromete a proporcionar adaptaciones razonables. | Office of Engagement and Extension de CSU garantiza acceso significativo e igualdad de oportunidades para participar a las personas quienes su primer idioma no es el inglés.

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