This Treasure Valley weekend roundup for October 23–25, 2026 brings together three Halloween outings in Boise and Kuna. Choose a daytime zoo visit, a community festival, or an evening among illuminated inflatables. All times below are Mountain Time.
Saturday and Sunday: Boo at the Zoo in Boise
October 24–25, 10 a.m.–5 p.m.; last admission 4 p.m. | Zoo Boise, 355 Julia Davis Drive. Costumes, candy stations, face painting and Halloween activities give families another way to explore the zoo. Costume contests run throughout both days, including a family or group contest at 2 p.m.
Regular zoo admission applies; current Zoo Boise members enter free. Check the zoo’s current prices and costume rules before your visit. Animal experiences and extras may have separate availability or charges.
Boo at the Zoo listing · Official activities, admission and costume information
Saturday afternoon: Kuna Fall Festival and Trunk or Treat
October 24, 3–7 p.m. | Bernie Fisher Park, 201 W. Main Street, Kuna, and the adjacent baseball fields. Pumpkin decorating and the playground kids zone join the Chamber’s trunk-or-treat for an afternoon of community fun. There is no entry fee; food purchases cost extra.
Children should attend with an adult. The city plans to hold the event in rain, shine or wind, so dress for the conditions.
Kuna festival listing · Official city details
Saturday evening: JUMP-or-Treat in Boise
October 24, 5–8 p.m. | JUMP Park, 1000 W. Myrtle Street, Boise. Walk through a forest of Halloween inflatables and meet local nonprofit organizations sharing treats and treasures. This free community event welcomes all ages and costumes. The organizer does not list an advance-registration requirement.
Official JUMP-or-Treat details
Plan your Treasure Valley weekend
These events overlap on Saturday, so pick a comfortable pace rather than trying to fit everything in. Boo at the Zoo also gives families a Sunday option. Recheck organizers’ announcements before leaving home, and browse the community calendar for more activities across Southwest Idaho.
Details checked October 20, 2026. The image is an original AI-created illustration of representative activities, not a photograph of these events or venues.