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find Halloween events for every vibe.

Costume party events in Oconomowoc, WI

Halloween Wrestle- Party 2025
Fri, Oct 31, 8:00 PM
Veterans · Da Bar
Halloween Wrestle- Party 2025
Fri, Oct 31, 8:00 PM
Veterans · Da Bar
TRICQ OR TREAT: HOMEQOMING EDITION
Thu, Oct 23, 10:00 PM
Fort Atkinson · 1245 Whitewater Ave
TRICQ OR TREAT: HOMEQOMING EDITION
Thu, Oct 23, 10:00 PM
Fort Atkinson · 1245 Whitewater Ave
Children's Halloween Party
Thu, Oct 30, 5:00 PM
Pewaukee West · 800 Main St
Children's Halloween Party
Thu, Oct 30, 5:00 PM
Pewaukee West · 800 Main St
Selling quickly
DRAG QUEEN HALLOWEEN COSTUME BINGO!!!
Saturday at 6:00 PM
Durhamswood · Daily Social Eatery & Spirits
Selling quickly
DRAG QUEEN HALLOWEEN COSTUME BINGO!!!
Saturday at 6:00 PM
Durhamswood · Daily Social Eatery & Spirits
Adults Witchy Whimsy Halloween Paint Party
Fri, Oct 31, 6:30 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Adults Witchy Whimsy Halloween Paint Party
Fri, Oct 31, 6:30 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Howl-O-Weenie 5: Pet Costume Contest Registration
Fri, Oct 31, 5:00 PM
Historic Third Ward · 818 S Water St
Howl-O-Weenie 5: Pet Costume Contest Registration
Fri, Oct 31, 5:00 PM
Historic Third Ward · 818 S Water St
Sales end soon
Halloween Costume Themed BINGO
Wednesday at 6:00 PM
Durhamswood · Daily Social Eatery & Spirits
Sales end soon
Halloween Costume Themed BINGO
Wednesday at 6:00 PM
Durhamswood · Daily Social Eatery & Spirits
Halloween Party
Sat, Oct 25, 6:00 PM
Victory Center · N105W14850 Blackbird Pt
Halloween Party
Sat, Oct 25, 6:00 PM
Victory Center · N105W14850 Blackbird Pt
Char’let Amours Annual Halloween Bash
Fri, Oct 31, 6:00 PM
Timmerman West · 12519 W Hampton Ave
Char’let Amours Annual Halloween Bash
Fri, Oct 31, 6:00 PM
Timmerman West · 12519 W Hampton Ave
Selling quickly
Pumpkin Party at Davidson Park
Saturday at 9:00 AM
Martin Drive · Davidson Park
Selling quickly
Pumpkin Party at Davidson Park
Saturday at 9:00 AM
Martin Drive · Davidson Park
Pilot Project Fest 2025 // Milwaukee's HOTTEST Halloween Beer Festival //
Sat, Oct 25, 1:00 PM
Westown · 1128 N 9th St
Pilot Project Fest 2025 // Milwaukee's HOTTEST Halloween Beer Festival //
Sat, Oct 25, 1:00 PM
Westown · 1128 N 9th St
Kids Halloween Black Cat Paint Party
Sunday at 12:00 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Kids Halloween Black Cat Paint Party
Sunday at 12:00 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Venus Social Club presents: The Scissoring
Thu, Oct 23, 8:00 PM
Historic Third Ward · The Cooperage
Venus Social Club presents: The Scissoring
Thu, Oct 23, 8:00 PM
Historic Third Ward · The Cooperage
Bring The Heat Winter Clothing Drive
Sat, Oct 25, 4:00 PM
Martin Drive · Washington Park Media Center
Bring The Heat Winter Clothing Drive
Sat, Oct 25, 4:00 PM
Martin Drive · Washington Park Media Center
Monster Mash Adult Halloween Party
Fri, Oct 31, 8:30 PM
Lake Lawn · Lake Lawn Resort
Monster Mash Adult Halloween Party
Fri, Oct 31, 8:30 PM
Lake Lawn · Lake Lawn Resort
Boos & Brews
Fri, Oct 24, 6:00 PM
Haymarket · Dead Bird Brewing Company
Boos & Brews
Fri, Oct 24, 6:00 PM
Haymarket · Dead Bird Brewing Company
Words with Nerds: Costume Party Edition
Fri, Oct 24, 8:00 PM
The Isthmus · The Forward Club
Words with Nerds: Costume Party Edition
Fri, Oct 24, 8:00 PM
The Isthmus · The Forward Club
Kids Halloween Paint Party
Sun, Oct 26, 12:00 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Kids Halloween Paint Party
Sun, Oct 26, 12:00 PM
Milwaukee River Parkway · 5706 N Centerpark Way
Fright Night Halloween Bar Crawl Milwaukee
Fri, Oct 31, 7:30 PM
Downtown · TBA
Fright Night Halloween Bar Crawl Milwaukee
Fri, Oct 31, 7:30 PM
Downtown · TBA
THRILLER NIGHT: THE ULTIMATE HALLOWEEN PARTY AT TROPIC
Fri, Oct 31, 9:00 PM
Downtown · Tropic on Water
THRILLER NIGHT: THE ULTIMATE HALLOWEEN PARTY AT TROPIC
Fri, Oct 31, 9:00 PM
Downtown · Tropic on Water

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