Collinsville City-Wide Garage Sale - 95+ Participating Addresses! OVER 95 ADDRESSES ARE PARTICIPATING IN COLLINSVILLE'S FALL 2026 CITY-WIDE GARAGE SALE, WHICH IS HAPPENING ON OCTOBER 9TH & 10TH!!! To view an Interactive Guide OR a Downloadable Guide of all participating addresses, visit https://www.collinsvilleil.org/Home/Components/News/News/1478/96