Free family day
No-ticket or likely-free events that work well as the anchor for a low-cost weekend plan.
Open this plan →Chicago family weekend planner
Updated October 25, 2026
October 23–25
Sun · 10:00 AM · Brookfield
BOO! at the Zoo (Brookfield Zoo)
BOO! at Brookfield Zoo — the region's biggest zoo Halloween, included with admission.
Sun · 10:00 AM · Chicago
Fall Fest
Fall Fest at Lincoln Park Zoo — free pumpkin-themed family programming in the city.
Sun · 12:00 PM · Chicago FreeChicago Voyagers’ Fall Jamboree
Chicago Voyagers' Fall Jamboree at Caldwell Woods — free to $25 outdoor fun.
Sun · 11:00 AM · Barrington Hills FreePumpkin Scavenger Hunt
Pumpkin Scavenger Hunt at Crabtree Nature Center — free and ideal for younger kids.
Sun · 10:00 AM · South Holland FreeRestoration Sunday
Help us improve our wildlife habitat by cutting and removing invasive species.
The weekend of October 23–25 brings BOO! at the Zoo in Brookfield (Sunday). Every listing below comes from the organizer's own calendar, with times, venues, and official links — and the free ones are marked.
33 family events across 12 Chicago cities this weekend — 28 likely free. Biggest clusters: library (18), outdoors (11), festival (1).
Ranked by how hard each one is to catch otherwise — marquee one-offs first, always-on drop-ins last.
Why it ranks annual tradition · city-wide festival · editor's pick
BOO! at Brookfield Zoo — the region's biggest zoo Halloween, included with admission.
All agesOfficial ↗
Why it ranks pumpkin · outdoors · editor's pick
Pumpkin Scavenger Hunt at Crabtree Nature Center — free and ideal for younger kids.
FreeAges 6–11Official ↗
Why it ranks one-time special · outdoors · editor's pick
Chicago Voyagers' Fall Jamboree at Caldwell Woods — free to $25 outdoor fun.
FreeAges 6–11Official ↗
Why it ranks always-on · major attraction · editor's pick
Fall Fest at Lincoln Park Zoo — free pumpkin-themed family programming in the city.
Ages 6–11Official ↗
Why it ranks annual · outdoors
$Ages 6–11Official ↗
Why it ranks limited run · live show
Ages 2–11Official ↗
Pick a guide preset and FamHop will open it as an editable plan you can share for votes.
No-ticket or likely-free events that work well as the anchor for a low-cost weekend plan.
Open this plan →Shorter, earlier programs with age signals that are easier for little kids.
Open this plan →Libraries, museums, makerspaces, and indoor culture picks for weather or low-energy days.
Open this plan →A tighter cluster in one city so the day does not turn into a long drive.
Open this plan →Generated October 25, 2026 from official event sources
1 event · already happened
River Trail’s annual scary storytelling around the campfire.
Official ↗32 events · 28 free
BOO! at the Zoo at Brookfield Zoo weekends: extra trick-or-treating locations, free inflatables (Inflate-a-BOO!), costume parades, pumpkin…
Official ↗Self-guided search for hidden pumpkins on the trail.
Free Official ↗Join us for an immersive, family-oriented outdoor event that recreates the spirit of a Chicago Voyagers expedition.
Free Official ↗Sponsored by the Forest Preserves and East Side Chamber of Commerce.
Free Official ↗Observe bird banding and talk with banders.
Free Official ↗A whimsical story-hike to solve a spooky mystery.
Free Official ↗Get your helmet fit, tires inflated, bike checked and learn about trail safety.
Free Official ↗Join us at feeding time to learn about our outdoor ambassador animals and their habits.
Free Official ↗each service desk Remember to stop by the library during Downtown Trick-or-Treating and visit each of our service desks throughout the building for a small prize.
Free Official ↗Help us improve our wildlife habitat by cutting and removing invasive species.
Free Official ↗Wear your costume while walking through our autumn woods while finding hidden (nut-free) treats.
Free Official ↗With partner DG Music Club Celebrate Halloween and stop by for a family friend concert!
Free Official ↗Grades 1-3 Grades 1-3 Create a colorful fall tree inspired by the art of Wassily Kandinsky!
Free Official ↗Drop in to the Sunday Crochet Corner where you can work on personal projects with your own supplies, or work with provided yarn and hooks.
Free Official ↗Children of all ages Join our not-so-spooky Halloween search...Happy Hunting!
Free Official ↗Become a dictionary detective with our new Word of the Week challenge!
Free Official ↗Jump to the kind of weekend you're after — story time, hands-on science, music, the outdoors, and more.
Zoos, farms, gardens, and wildlife walks to get up close with the outdoors.
Drop-in making, painting, drawing, and creative studio time.
Fairs, parades, seasonal celebrations, and big community gatherings.
Read-alouds, story hours, rhyme times, author visits, and book clubs.
Concerts, recitals, dance, theater, sing-alongs, and live shows.
Sports, playgrounds, swimming, biking, and run-around energy burners.
Farmers markets, food trucks, tastings, and cooking fun.