2000s Halloween Costume Ideas in 2026

2000s costumes lean on a specific mix of early-internet fashion and late-90s leftovers, low-rise everything, chunky accessories, a slightly messier styling than the decades before or after it. Caroline Channing's diner-waitress practicality, Max Black's thrifted layers, the decade shows up in the details more than one signature item.

This decade is genuinely easy to thrift, since a lot of 2000s fashion has cycled back into secondhand shops as current trend pieces too. Read labels carefully, some "Y2K" reissue clothing is new, not actually from the era.