find Halloween events for every vibe.

October 18 2025 events in Boise City, ID

Meridian Murder Mystery: Catch the Killer!
Sat, Oct 18, 10:00 AM + 6 more
Meridian · Generations Plaza
Meridian Murder Mystery: Catch the Killer!
Sat, Oct 18, 10:00 AM + 6 more
Meridian · Generations Plaza
Meridian Murder Mystery: Solve the case!
Sat, Oct 18, 4:00 PM + 6 more
Meridian · Generations Plaza
Meridian Murder Mystery: Solve the case!
Sat, Oct 18, 4:00 PM + 6 more
Meridian · Generations Plaza
Meridian - Career Advancing Secrets - For Professionals Just Like You!
Sat, Oct 18, 7:00 PM
Meridian
Meridian - Career Advancing Secrets - For Professionals Just Like You!
Sat, Oct 18, 7:00 PM
Meridian
Scavenger Hunt Meridian
Sat, Oct 18, 12:00 PM
Meridian · Meridian
Scavenger Hunt Meridian
Sat, Oct 18, 12:00 PM
Meridian · Meridian
PMP Certification In-Person Training in Meridian, ID
Sat, Oct 18, 9:00 AM
Meridian · 943 W Overland Rd 1st floor
PMP Certification In-Person Training in Meridian, ID
Sat, Oct 18, 9:00 AM
Meridian · 943 W Overland Rd 1st floor
PMP Live Instructor Led Certification Training Bootcamp Eagle, ID
Sat, Oct 18, 9:00 AM
Eagle · Eagle
PMP Live Instructor Led Certification Training Bootcamp Eagle, ID
Sat, Oct 18, 9:00 AM
Eagle · Eagle
In-Person PMP Exam Prep Course - PMI Boot Camp in Nampa, ID
Sat, Oct 18, 9:00 AM
Moss · Holiday Inn Nampa by IHG
In-Person PMP Exam Prep Course - PMI Boot Camp in Nampa, ID
Sat, Oct 18, 9:00 AM
Moss · Holiday Inn Nampa by IHG
BlackHawk Ft. The Rusty Halos
Sat, Oct 18, 5:30 PM
Idaho · Roadhouse at The Mill
BlackHawk Ft. The Rusty Halos
Sat, Oct 18, 5:30 PM
Idaho · Roadhouse at The Mill
An Exciting Scavenger Hunt! - Nampa‘s Dazzling Downtown Dash
Sat, Oct 18, 8:00 AM
Nampa · 1200 Front St
An Exciting Scavenger Hunt! - Nampa‘s Dazzling Downtown Dash
Sat, Oct 18, 8:00 AM
Nampa · 1200 Front St
Nampa Murder Mystery: Catch the Killer!
Sat, Oct 18, 10:00 AM + 6 more
Nampa · 211 12th Ave S
Nampa Murder Mystery: Catch the Killer!
Sat, Oct 18, 10:00 AM + 6 more
Nampa · 211 12th Ave S
Nampa Murder Mystery: Solve the case!
Sat, Oct 18, 4:00 PM + 6 more
Nampa · 211 12th Ave S
Nampa Murder Mystery: Solve the case!
Sat, Oct 18, 4:00 PM + 6 more
Nampa · 211 12th Ave S
Startup Intro to VC: Guide for Nampa Founders
Sat, Oct 18, 7:00 PM
Nampa · Nampa
Startup Intro to VC: Guide for Nampa Founders
Sat, Oct 18, 7:00 PM
Nampa · Nampa
Startup Event Pitch Secrets: Get Investors Hooked at Events - Caldwell
Sat, Oct 18, 7:00 PM
Caldwell · Virtual (Online)
Startup Event Pitch Secrets: Get Investors Hooked at Events - Caldwell
Sat, Oct 18, 7:00 PM
Caldwell · Virtual (Online)
Adventurous Scavenger Hunt - Caldwell Cache Crusade
Sat, Oct 18, 8:00 AM
Caldwell · 623699 Main St
Adventurous Scavenger Hunt - Caldwell Cache Crusade
Sat, Oct 18, 8:00 AM
Caldwell · 623699 Main St
Coffee with Strangers Nampa | Duos Edition
Sat, Oct 18, 1:00 PM
Karcher Junction · Cafe of the Day
Coffee with Strangers Nampa | Duos Edition
Sat, Oct 18, 1:00 PM
Karcher Junction · Cafe of the Day
Dust Kunkel - Author Q&A and Book Signing
Sat, Oct 18, 12:00 PM
Caldwell · Shared Stories
Dust Kunkel - Author Q&A and Book Signing
Sat, Oct 18, 12:00 PM
Caldwell · Shared Stories
A Fun-filled Scavenger Hunt! - Idaho City Scavenger Hunt
Sat, Oct 18, 8:00 AM + 8 more
Idaho City · 420 Main St
A Fun-filled Scavenger Hunt! - Idaho City Scavenger Hunt
Sat, Oct 18, 8:00 AM + 8 more
Idaho City · 420 Main St
Self-Care City Scavenger Hunt – Based on Hot Habits Series: Caldwell Area
Sat, Oct 18, 1:00 PM
Caldwell · *Recommended scavenger starting point or other city spot of your choice! (YOU MUST USE PDF TICKETS EMAILED FOR EVENT- NO MOBILE APP OR QR CODES ACCEPTED)
Self-Care City Scavenger Hunt – Based on Hot Habits Series: Caldwell Area
Sat, Oct 18, 1:00 PM
Caldwell · *Recommended scavenger starting point or other city spot of your choice! (YOU MUST USE PDF TICKETS EMAILED FOR EVENT- NO MOBILE APP OR QR CODES ACCEPTED)
Simulation Theory - THE CLOSED LOOPS OF REALITY
Sat, Oct 18, 7:00 PM
Idaho · 3 Palace St
Simulation Theory - THE CLOSED LOOPS OF REALITY
Sat, Oct 18, 7:00 PM
Idaho · 3 Palace St
An Epic Scavenger Hunt! - Mountain Home Mayhem Melee
Sat, Oct 18, 8:00 AM + 8 more
Mountain Home · 100 American Legion Blvd
An Epic Scavenger Hunt! - Mountain Home Mayhem Melee
Sat, Oct 18, 8:00 AM + 8 more
Mountain Home · 100 American Legion Blvd

Trends in Boise City

Explore more trends

Meridian Murder Mystery: Catch the Killer!

Meridian Murder Mystery: Catch the Killer!

Meridian Murder Mystery: Solve the case!

Meridian Murder Mystery: Solve the case!

Meridian - Career Advancing Secrets - For Professionals Just Like You!

Meridian - Career Advancing Secrets - For Professionals Just Like You!

Scavenger Hunt Meridian

Scavenger Hunt Meridian

PMP Certification In-Person Training in Meridian, ID

PMP Certification In-Person Training in Meridian, ID

PMP Live Instructor Led Certification Training Bootcamp Eagle, ID

PMP Live Instructor Led Certification Training Bootcamp Eagle, ID

In-Person PMP Exam Prep Course - PMI Boot Camp in Nampa, ID

In-Person PMP Exam Prep Course - PMI Boot Camp in Nampa, ID

BlackHawk Ft. The Rusty Halos

BlackHawk Ft. The Rusty Halos

An Exciting Scavenger Hunt! - Nampa‘s Dazzling Downtown Dash

An Exciting Scavenger Hunt! - Nampa‘s Dazzling Downtown Dash

Nampa Murder Mystery: Catch the Killer!

Nampa Murder Mystery: Catch the Killer!

Nampa Murder Mystery: Solve the case!

Nampa Murder Mystery: Solve the case!

Startup Intro to VC: Guide for Nampa Founders

Startup Intro to VC: Guide for Nampa Founders

Startup Event Pitch Secrets: Get Investors Hooked at Events - Caldwell

Startup Event Pitch Secrets: Get Investors Hooked at Events - Caldwell

Adventurous Scavenger Hunt - Caldwell Cache Crusade

Adventurous Scavenger Hunt - Caldwell Cache Crusade

Coffee with Strangers Nampa | Duos Edition

Coffee with Strangers Nampa | Duos Edition

Dust Kunkel - Author Q&A and Book Signing

Dust Kunkel - Author Q&A and Book Signing

A Fun-filled Scavenger Hunt! - Idaho City Scavenger Hunt

A Fun-filled Scavenger Hunt! - Idaho City Scavenger Hunt

Self-Care City Scavenger Hunt – Based on Hot Habits Series: Caldwell Area

Self-Care City Scavenger Hunt – Based on Hot Habits Series: Caldwell Area

Simulation Theory - THE CLOSED LOOPS OF REALITY

Simulation Theory - THE CLOSED LOOPS OF REALITY

An Epic Scavenger Hunt! - Mountain Home Mayhem Melee

An Epic Scavenger Hunt! - Mountain Home Mayhem Melee

Things to do around Boise City

Trends in Boise City

1. Drag

2. Reggaeton

3. Drag brunch

4. October 18

5. Halloween

6. Sound bath

7. 18 and over clubs

8. Puppy yoga

9. Poetry slam

10. Tuesday

11. September 14

12. October 12