- Date & time
- Sat, Oct 3 – Sun, Oct 25, 2026
- Location
- Brookfield Zoo Chicago, Brookfield, IL · 8400 31st St., Brookfield, IL 60513
- Admission
- Included with zoo admission or membership
- Parking / transit
- Paid zoo parking is available at the North and South Gates.
- Organizer
- Brookfield Zoo Chicago
BOO! at the Zoo brings family-friendly Halloween fun to Brookfield Zoo Chicago with festive decorations, seasonal food and activities for all ages.
Guests can enjoy trick-or-treating at select locations and a themed scavenger hunt. The celebration is included with regular zoo admission or membership. Weekday hours are 10 a.m.–5 p.m.; weekend hours are 10 a.m.–6 p.m.
Source: Official event website
Information last verified: July 28, 2026
Source: Official event website
Information last verified: July 28, 2026