The Biz Boo! Trick-or-Treating event is from 4-6 p.m. Friday, Oct. 24 in Rock Falls.

Downtown Joliet Spirits with the Spirits event is set for 5-9 p.m. Friday.

Hometown Halloween kicks off at 10:30 a.m. in La Salle, and includes a costume parade, trick-or-treating and more.

Howlin' at the Moon, an event for adults 21 and over, is set for Friday and Saturday nights at Naper Settlement.

The Monster Mash Bash is Saturday afternoon at Oswego High School.

Sample more than 30 wines at 16 stops in downtown Woodstock on Saturday, Oct. 25.

The Woodstock Opera House will show the film at 7:30 p.m. Saturday, Oct. 25.

This event offers something for everyone — from costumes and crafts to music, games and treats.

Guests will follow a trail of clues hidden throughout downtown Ottawa, where each stop reveals another piece of the puzzle.