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About Halloween Party Online

We have been keeping the party going for 6 years and there’s no stopping now! Halloween Party Online is proud to offer thousands of wigs and costumes at family-friendly prices. Our broad selection features the latest, from animated hits, celebrity icons, pop culture memes, rave trends, and more. We have something for everyone, surprise your magical princess and horrify your favorite ghoul with our never-ending selection. With these unbeatable prices and endless options, the party never has to end!

Halloween Party Online started in 2014 in the wonderfully weird city of Seattle, Washington. Though our base is in Seattle we are a part of a global team, with offices in the UK and Japan. Together, we are able to keep on top of trends from across fandoms and franchises faster than any other costume brand.
We love having something for the whole family on HPO, we feature themes like mythical creatures, comic book heroes, witches, cosplay must-haves, goblins, sports icons, furry monster suits, children’s characters, and we are just getting started! We carry costumes for a range of ages, sizes, and genders because we want to invite everyone to the party. Are you looking for something super specific? We also offer affordable custom designs and sizes! Just contact us at to get a quote.