October 1st-31st : Bartels Pumpkin Patch and Corn Maze
October 3rd-25th : Pumpkin Patch at The Farm, Fort Collins
October 4th-28th : Harvest Farms Fall Festival, Fort Collins
October 5th-31st : Northern Colorado Corn Maze, Fort Collins
October 6th : Berthoud Oktoberfest
October 22nd-24th : Treatsylvania at The Farm, Fort Collins
October 26th-27th : Boo at The Zoo, Denver Zoo
October 26th : BowWowvania at The Farm, Fort Collins. Bring your costumed canine!
October 26th : Halloween Enchanted Garden, Fort Collins
October 26th : 10am-6pm Halloween Family Fun Festival, Loveland Museum
October 27th : Halloween on the Promenade – Centerra next to Rock Bottom Brewery 12-3pm
October 31st : Tiny Tot Halloween Downtown Fort Collins. FREE! Dress up and Trick or Treat
October 31st: CSU Halloween Organ Extravaganza
November 16th-17th Applewood Arts Festival, The Ranch, Loveland
*Please check online and websites for exact times and details.*