Lake County Fairgrounds & Event Center
The Lake County Fairgrounds & Event Center is a multi-purpose venue located on a 160-acre campus in Grayslake, IL. The facility features a 65,000 square foot Expo Hall with ceiling heights reaching 36' 8" at the highest point and 28' below the ceiling fans. Designed to host collector and hobby shows, the venue frequently accommodates car shows, RV and boat shows, swap meets, auctions, flea markets, antiques shows, and dog or pet shows. The event center includes an event area, ticket lobby, offices, conference and meeting rooms, a livestock building, and outdoor space.
Shows at this venue
Grayslake Antique Flea Market, Illinois
Lake County Fairgrounds & Event Center · Grayslake
Sat, Nov 14 – Sun, Nov 15
Hours: Saturday 9am to 4pm and Sunday 9am to 3pm
View event details
Grayslake Antique Flea Market, Illinois
Lake County Fairgrounds & Event Center · Grayslake
Sat, Dec 12 – Sun, Dec 13
Hours: Saturday 9am to 4pm and Sunday 9am to 3pm
View event detailsVenue details
Facility
- Total space: 65,000 square feet (Expo Hall)
- Max capacity: 3440
- Ceiling height: 36' 8" at highest point, 28' below ceiling fans
- Outdoor space
Parking & Getting There
- Nearest airport: O'Hare International Airport
- Airport distance: 20 miles
Commonly hosts: Car Shows, RV Shows, Boat Shows, Swap Meets, Auctions, Flea Markets, Dog/Pet Shows, Antiques Shows
Frequently asked
- What types of shows are held here?
- The venue hosts car shows, RV shows, boat shows, swap meets, auctions, flea markets, dog/pet shows, and antiques shows.
- Where is it located?
- The venue is located in Grayslake, IL.
Sources
Facts on this page trace to these 5 sources — last retrieved Oct 11, 2026.