Events and Things to Do in Grayslake, IL

Sunday, August 9

Featured

Making Strides Against Breast Cancer - Lake County 2026 Kick Off!

AUG

9

12:00 PM

DoubleTree by Hilton Hotel Libertyville - Mundelein, 510 IL-83, Mundelein, IL

Lake County is Making Strides against Breast Cancer Affecting 1 in 8 Women MSABC of Lake County Kick-Off at DoubleTree by...

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Featured

Tighthead's Summer Bazaar

AUG

9

12:00 PM

Tighthead Brewing Company, 161 N Archer Ave, Mundelein, IL

Local Artists + Beverages + Summer Vibes = this Sunday in Mundelein! Join Streetz Artz Alliance for the Tighthead's Summer...

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Thursday, August 20

Featured

Leading With Purpose, Growing With Opportunity: A Non Profit Luncheon

AUG

20

10:00 AM

Greenbelt Cultural Center, 1215 N Green Bay Rd, North Chicago, IL

Join the Lake County Chamber of Commerce for a leadership development summit featuring a morning workshop with Marvin Bembry...

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Saturday, August 22

Featured

Parents Night Out at KidsUnited Mundelein (Ages 4-12)

AUG

22

5:00 PM

Mundelein, IL

Need a night off? Drop your child off at KidsUnited Mundelein for an evening packed with fun, friends and excitement. Kids ages...

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Saturday, August 8

• Amazing Monarchs 2:00 pm

  Prairie Grass Nature Museum - Round Lake Area Park District, 860 Hart Rd, Round Lake

  
  

Sunday, August 9

• Making Strides Against Breast Cancer - Lake County 2026 Kick Off! 12:00 pm

  DoubleTree by Hilton Hotel Libertyville - Mundelein, 510 IL-83, Mundelein

  
  
• Tighthead's Summer Bazaar 12:00 pm

  Tighthead Brewing Company, 161 N Archer Ave, Mundelein

  
  
• Lindenhurst Community Market 9:00 am

  Lindenhurst Center, 2082 E Grand Ave, Lindenhurst

  
  

Wednesday, August 12

• Lawn to Lake : Natural Lawn Care Practices for a Healthy Environment 6:00 am

  University of Illinois Lake County Office

  
  
• Summer 2026 Grayslake Farmers Market3 3:00 pm

  North Whitney Street & Center Street, Grayslake

  
  

Saturday, August 15

• Revolutionary War Reenactment 9:00 am

  Gelatin Park, Grayslake

  
  
• Swingin' and Singin' Summer Celebration 10:00 am

  Hero Park, 2041 N Orchard Ln, Round Lake Beach

  
  

Sunday, August 16

• Fall Into Wellness Expo 12:00 pm

  The Ten Hotel, 6161 W Grand Ave, Gurnee

  
  

Thursday, August 20

• Leading With Purpose, Growing With Opportunity: A Non Profit Luncheon 10:00 am

  Greenbelt Cultural Center, 1215 N Green Bay Rd, North Chicago

  
  

Saturday, August 22

• Parents Night Out at KidsUnited Mundelein (Ages 4-12) 5:00 pm

  KidsUnited Mundelein, 424 E Hawley St, Mundelein, IL 60060

  
  

Saturday, August 29

• Nature Funfest 10:00 am

  Hart's Woods Park - Round Lake Area Park District, 814 Hart Rd, Round Lake

  
  

Saturday, September 26

• Behind The Mask 2026 Gala 5:30 pm

  Deer Path Inn, 255 E Illinois Rd, Lake Forest