Halloween Costume Contests in Manassas 2026
Explore The Best Of Pumpkin Costume Parties & Events in Manassas
Old Town Manassas Fall-O-Ween @ Manassas Museum
Manassas Museum Lawn
31 Oct 2026
FREE
Stir The Cauldron II: Halloween Party featuring Stevie Oneshoes and The Other Shoe
Sinistral Brewing Company
31 Oct 2026
Manassas Vintage Halloween Market
9024 Prince William St
18 Oct 2026
FREE
Harry Potter Trivia Night at Eavesdrop! ⚡️
Eavesdrop Brewery
28 Oct 2026
USD 13
Singles Costume Party
Wyndham Garden Manassas
17 Oct 2026
USD 23
Plant BINGO - Halloween Costume Party at Columbus Grill
Columbus Grill
31 Oct 2026
USD 23 TO 45
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