# Halloween 2026 Costume Contests & Parties In River Forest | AllEvents - **Subtitle**: Halloween 2026 Costume Contests Events in River Forest, Discover best of Halloween Costume Parties, and Celebrations in River Forest. Find information & tickets of upcoming Halloween Costume Contests happening in River Forest. - **Category**: Costume Contests Parties - **Display Name**: Costume Parties - **Type**: other ## Audience - **Followers**: 49.2k+ - **Recent Followers**: - **Avatar 1**: https://cdn-az.allevents.in/events5/banners/3a59f4db135991c3d20d408435ba0d88b196181460adc7aba58238f32015a5a7-rimg-w200-h200-gmir.jpg?v=1602287401 - **Avatar 2**: https://cdn-az.allevents.in/events1/banners/11478100-4706-11f0-a2d3-97ee797bd2a2-rimg-w200-h200-dc30322c-gmir - **Avatar 3**: https://cdn-az.allevents.in/events5/banners/a91686ed32ab4f40201567e9c58ae967378a412be2f963d061049bbc00c9546b-rimg-w201-h200-dc122e78-gmir?v=1755908409 ## About October 31st is coming and we are here for all the festivities. The crazy outfits, the night-long parties, and the endless halloween celebrations in [CITY]. Enjoy Halloween in the best way possible by participating in costume contests 2026 happening in [CITY]. Explore best of Halloween Costume Contests happening in [CITY]. ## Trending Events in River Forest - **Event Name**: Salsa Dance: Party for the Preserves - **Description**: Hosted by the Forest Preserves of Cook CountyAbout this EventCelebrate National Public Lands Day and National Hispanic Heritage Month with a Salsa Dance Party. Enjoy live music, salsa dance instruction, food trucks, hikes - **Venue**: Thatcher Woods Pavilion - **Banner**: https://cdn-az.allevents.in/events9/banners/c161b5fc556515bdb4abd3745980eb68bbc67f90c590c51899ebec881c2ba959-rimg-w1200-h686-dceff0e0-gmir.jpg?v=1785328969 - **Event Name**: Night at the Museum - **Description**: Hosted by the Forest Preserves of Cook CountyAbout this EventStep into the shadows for eerie animal encounters, exploration of the 1876 mansion, live musical performances, and the strange wonders lurking in the night wood - **Venue**: Trailside Museum of Natural History - **Banner**: https://cdn-az.allevents.in/events7/banners/1639948ad8fe04f7105eebfc81ec86299fa9c5fe2e8b6e7e8a22babbe14e0bdd-rimg-w1200-h686-dc080808-gmir.jpg?v=1785929528 - **Event Name**: 11th Annual Terri’s Race 2026 - **Description**: This is our ELEVENTH annual Terri’s Race! Please join us in commemorating Terri by running, walking or blading our 3K route.About this EventJoin us for the 11th Annual Terri’s Race 2026! - **Venue**: Lincoln Elementary School - **Banner**: https://cdn-az.allevents.in/events9/banners/88ed658e7ade482d2c8c607c88a91d2dc28eb984ffd626bb4c8342793b1983d5-rimg-w1125-h737-dc2e301b-gmir.jpg?v=1781476022 - **Event Name**: Trailblazers:Trailside Museum and Thatcher Woods Sensory Walk - **Description**: Enjoy the beauty and tranquility of nature!About this EventWe will start by exploring the plants and animals outside of the Thatcher Woods Trailside Museum. Then we’ll depart from the museum on a southbound path. On this - **Venue**: Trailside Museum of Natural History - **Banner**: https://cdn-az.allevents.in/events3/banners/f199c7f923dc4ee065a60c1a81571b80d76c8d5a838ff45f499db392a82a2442-rimg-w1200-h900-dc484848-gmir.jpg?v=1785748838 - **Event Name**: What is AI, Anyway? - **Description**: What is AI, why is it everywhere, and what can it really do? Explore its uses, limits, and why it sparks both excitement and concern.About this EventWhat actually is artificial intelligence (AI), and why did it suddenly t - **Venue**: River Forest Public Library - **Banner**: https://cdn-az.allevents.in/events4/banners/22a100ab0db707ce2f6a68521e16b94d1c7b2225f88b00a30f58585aecdd9392-rimg-w1200-h1000-dc464a48-gmir.jpg?v=1781290687 - **Event Name**: Finding Affordable Internet - **Description**: Come hang out and learn how to get the internet you need, but that won’t break the bank.About this EventChoosing the right internet service can feel overwhelming—but it doesn’t have to be. In this practical, beginner-fri - **Venue**: River Forest Public Library - **Banner**: https://cdn-az.allevents.in/events1/banners/48d02e7069eecf0ef81de02fb40e06a6d52eb522dae8365773c162cf4d3ddd59-rimg-w1200-h900-dcf8d838-gmir.jpg?v=1785933551 ## Browse Costume Contests Parties Events by Date - [Costume Contests Parties Events Today in River Forest](https://allevents.in/river-forest/costume-parties--today) - [Costume Contests Parties Events This Weekend in River Forest](https://allevents.in/river-forest/costume-parties--this-weekend) - [Costume Contests Parties Events in August in River Forest](https://allevents.in/river-forest/costume-parties--august) - [Costume Contests Parties Events in September in River Forest](https://allevents.in/river-forest/costume-parties--september) ## FAQs - **Q**: How can I find Costume Contests Parties events in River Forest? - **A:** You can discover upcoming Costume Contests Parties events in River Forest on AllEvents.in. Browse by date, venue, or price to find events that match your interests. - **Q**: How do I buy tickets for Costume Contests Parties events in River Forest? - **A:** You can buy tickets directly through AllEvents.in. Many events offer online booking with options for free, paid, and early-bird tickets. - **Q**: Are there any online Costume Contests Parties events available? - **A:** Yes, many Costume Contests Parties events are available online. You can filter for virtual events on AllEvents.in to attend from anywhere. - **Q**: How can I get notified about new Costume Contests Parties events in River Forest? - **A:** Follow the Costume Contests Parties category on AllEvents.in to get notified when new Costume Contests Parties events are listed in River Forest. ## Category Banner - **Banner Image**: https://cdn2.allevents.in/transup/79/d31345f09b450d8bed9e1eace20f5b/Halloween-costume-contests.jpg ## Costume Parties from nearby cities - [Costume Parties in Berwyn](https://allevents.in/berwyn/costume-parties) - [Costume Parties in Franklin Park](https://allevents.in/franklin-park-il/costume-parties)