Lake and McHenry Counties

McHenry County 4-H latest fair information and links

Announcements & Highlights

Gardenwalk blue flowers in a field

Gardenwalk

Join the University of Illinois Extension McHenry County Master Gardeners and MCC for the annual Garden Walk each July, starting at the outdoor Demonstration Garden at MCC. Attendees experience all gardens at their own pace on a self-guided tour and Master Gardeners are on-site at each garden to answer questions and offer educational materials.

Hands with dirt and food scraps on ground

Read more about building a culture of composting in greater Chicagoland

What's so important about compost? Food waste is a pressing environmental concern in Illinois. In Cook County — and in many counties around the state — it accounts for up to 37% of landfill material.

Series at Extension

Demo Garden Sunday Series (free to attend)

Demo Garden Sunday Series (free to attend)

Located at McHenry County College next to Parking lot C Demo Garden Sunday Series: • Composting June 22nd @ 1:00 pm • Vegetable Gardening July 27th @ 1:00 pm • Seed Collecting August 24th @ 1:00 pm • Herbs September 21st @ 1:00 pm

2025 Garden Series

Lake County Garden Learning Series

February 12, 2025 - December 10, 2025 This year we have a fantastic variety of topics being presented by The University of Illinois Extension Master Gardeners and Educators along with Educators and Ecologists from the Lake County Forest Preserve District and the Solid Waste Agency of Lake County (SWALCO).

Events
News Releases
Horse bowl winners pose.
State horse bowl builds knowledge, lifelong friendships
Urbana, Ill. -- In 4-H, learning about horses means much more than learning to ride. Young people with a passion for horses participated in recent statewide educational contests related to the equine industry. University of Illinois Extension’s 4-H educational programs enhance members’ knowledge...
Robotics team practices before competition.
Youth robotics competition celebrates the youth's creativity and ingenuity
BLOOMINGTON, Ill. ­– Youth from 22 teams across Illinois demonstrated their learning, celebrated their accomplishments, and interacted with others who share an interest in robotics at the 2025 4-H Robotics Competition, AiBot held at the Interstate Center on the McLean County Fairgrounds on May 3...

Check out Illinois Extension’s complete offerings