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Halloween events & trunk-or-treats 2026

Every family-friendly Halloween event we know of across the Treasure Valley, by date. Updated Oct 12, 2026.

Times can change at the last minute. Check with the organizer before you head out, especially if the weather turns.

Saturday, Oct 17

Trunk or Treat with Track Shark
5–7 PM
Indian Creek Plaza, 120 S Kimball Ave, Caldwell
Decorated trunks and an early-evening candy run in downtown Caldwell.

Meridian Trunk or Treat
6–9 PM
Meridian City Hall Plaza, 33 E Broadway Ave, Meridian
Candy from more than 90 local businesses, plus music and performances.
Free (suggested $1 per child for the Meridian Food Bank)

Boo at the Zoo
10 AM–5 PM (last entry 4 PM)
Zoo Boise, 355 Julia Davis Dr, Boise
Candy stations, costume contests, face painting, and treats for the animals.
Regular zoo admission: $15 adults, $12 kids 3–11, free under 2
JUMP-or-Treat
5–8 PM
JUMP, 1000 W Myrtle St, Boise
An inflatable forest, costumes, and treat stations run by local nonprofits.
Free
Kuna Trunk or Treat & Fall Festival
3–7 PM
Baseball diamond near Bernie Fisher Park, Kuna
A trunk-or-treat alongside the City of Kuna’s fall festival.
Free
Night of a Thousand Pumpkins
6–9 PM
Eagle City Hall campus, 660 E Civic Ln, Eagle
About a thousand carved, glowing pumpkins, a trunk-or-treat, and a kids’ activity area.
Free (food bank donations welcome)

Downtown Nampa Trick-or-Treat
4–7 PM
Historic downtown Nampa
Downtown businesses hand out candy in one of the valley’s longest-running Halloween traditions.
Free
Trick-or-Treat at the City
2:30–4:30 PM
Starts at Caldwell City Hall, 205 S 6th Ave, Caldwell
Candy stops at seven city buildings. An easy daytime option for little ones.
Free

Halloween

Boise Philharmonsters: A Spooky Symphony
Trunk-or-treat 12–1:30 PM, concert 2–3 PM
Centennial High School, 12402 W McMillan Rd, Boise
A family concert with a trunk-or-treat and a costume contest beforehand.
$15 adults, free for 18 and under
Halloween night on Harrison Boulevard
Evening
Harrison Blvd, Boise North End
Boise’s famous Halloween street, with elaborate yard displays you can walk all month. Watch for news on whether the street closes to cars this year.
Free
Harvest Festival & Trunk or Treat
2–3:30 PM
Payette County Fairgrounds, 310 East Blvd, New Plymouth
Hosted by First Baptist Church of New Plymouth: a trunk-or-treat and lots of activities for kids. The closest Halloween event for Payette County, Fruitland and Ontario families.
Open to the public
Star Trunk-or-Treat
3–5 PM
Riverhouse Pasture, 960 S Main St, Star
Decorated trunks, a costume contest, bounce houses, and food trucks.
Free

Roaring Springs Spooky Light Show
Nightly, Oct 9–30 · Nightly 7–9:30 PM (closed Halloween)
Roaring Springs, 400 W Overland Rd, Meridian
A drive-through light show synced to your car radio. Spooky, not scary, so it works for little kids.
$29.99 per carload plus fees

Churches, schools, businesses: send us your event and we’ll add it free.