Fostering grassroots involvement and building partnerships

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All Cook County Extension offices are open to the public Monday through Friday, 9 AM to 3 PM.
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A Strategic Path for Extension Impact

Throughout 2023 and early 2024, Illinois Extension engaged in a comprehensive planning process to refine and refresh its core priorities, goals, and paths to success.
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Youth winners pose with their winning creations.
Young builders bring stories to life in 4-H challenge
URBANA, Ill. — From mad scientists to haunted trees, Illinois 4-H youth let their imaginations run wild in October’s statewide 4-H Creating with Building Bricks Challenge, themed “Monster Mash: Build a spooky creature or monster.” More than 80 youth from across Illinois...
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4-H Community Health Family Life
Food and Nutrition Education SNAP-Ed Horticulture
Local Food Systems & Sm. Farms Nat. Resources, Envir., & Energy STEM
Popular Topics
4-H Youth Programs
Building a Culture of Composting
Conservation@Home
En Español
Gardening
Health
Master Gardeners
Master Naturalists
Master Urban Farmer Training Program
School Programs
Self-Care
Teacher Education
Urban Agriculture

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Topics we address
Agricultural Technology
Beef Cattle
Christmas Trees
Climate
Community Gardens
Community Planning
Composting
Container Gardens
Cottage Food
Crops
Diabetes
Disasters
Economic Development
Energy
Environmental Quality
Family
Farm Management
Firewood
Flowers
Food
Food Preservation
Food Safety
Forestry
Fruit Trees for Home Gardens
Health
Hemp
Herbs
Home Vegetable Gardening
Houseplants
Illinois Grasses
Insects
Invasives
Lawns
Livestock
Local Food Systems and Small Farms
Local Government Education
Mental Health
Mushrooms
Natural Resources
Nutrient Loss Reduction
Personal Finances
Plant Problems
Plants
Pumpkins
Rainfall Management
Regenerative Agriculture
Roses
Septic Systems
Small Fruits for Home Gardens
Soil
Specialty Crops
Thriving Youth
Ticks
Turkey
Vaccines
Weather
Wildlife
Youth Gardening

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State Extension
Serving Cook County
Cook County Extension Office (Cook Main Chicago South)
8751 S Greenwood Ave
Suite 112
Chicago IL, 60619
Phone: 773-800-2078
Cook County Extension Office (Cook North Suburban)
2800 S River Road
Suite 240
Des Plaines IL, 60018
Phone: 773-800-2557
Cook County Extension Office (Cook North EFNEP)
1140 N. Lamon
Floor 2
Chicago IL, 60651
Phone: 773-800-2236
Cook County Extension Office (Cook South Suburban)
4747 Lincoln Mall Drive
Suite 601
Matteson IL, 60443
Phone: 708-227-6000
Cook County Extension Office (Cook West Suburban)
2205 Enterprise Drive
Suite 501
Westchester IL, 60154
Phone: 708-277-6032
Cook County Extension Office (Cook South Branch)
8753 South Greenwood Avenue
Suite 100
Chicago IL, 60619
Phone: 773-800-2583
Cook County Extension Office (Cook South EFNEP)
8751 S Greenwood Ave
Suite 112-122
Chicago IL, 60619
Phone: 847-214-6284