When: Most Sundays from first Sunday in April until last Sunday in October
Please note: NO CAR BOOT SALE on Sun 24th and Mon 25th May (Herts Show Weekend).
No booking just turn up and pay on the day.
What’s on at the Hertfordshire County Showground in 2026.
First Sunday in April until last Sunday in October
Redbourn car boot sale
Please note that the Hertfordshire Agricultural Society are not responsible for the individual events, taking place throughout the year on the showground. Please contact the event organiser directly.