Most consignment shops in the US set a hold period of 60 to 90 days. After that, unsold items don't stay on the floor.
I've seen shops handle this differently depending on their size and market. Smaller boutiques in places like rural Ohio donate directly to local charities or shelters. High-end spots in LA and New York often run online auctions or partner with liquidation buyers. Some stores bundle leftover pieces into $1 bag sales to clear space fast.
The logic is simple: unsold inventory costs shops storage space and staff time. Rotating stock keeps the floor fresh and buyers coming back.
Always read the consignment agreement before you drop anything off. It should spell out the hold period, what happens after it expires, and whether you get a heads-up before they donate or sell your items.