Vehicles will be admitted starting at 5:30 p.m., and the grounds will close each evening at 9 p.m.
Cars are expected to take about one-half hour to tour all of the displays.
A concession stand operated by nonprofits and offering hot chocolate, cider, coffee and other snacks will be available at the entrance gate.
A low power FM broadcast will play continuous holiday music so that patrons can tune in their car radios.
Enter the fairgrounds through the main gate on Martin Street; cars will be directed though the fairgrounds by volunteers.
The Lake County Fairgrounds are located at 401 Martin St., Lakeport.