# [Trunk or Treat on Mainstreet in Parker](https://wknd.app/r/74ay7d/trunk-or-treat-on-mainstreet-in-parker)

- When: 2026-10-19 13:00-17:00 (America/Denver)
- Scarcity: one_day
- Cadence: once
- Where: O'Brien Park, Parker, CO (39.5198, -104.76398)
- Ages: all ages
- Price: free
- Category: festival
- Topics: halloween, trick-or-treat, outdoor, drop-in
- About: Downtown Parker trunk-or-treat at O'Brien Park: up to 60 local businesses hand out treats, vendor village and kids zone, sensory-sensitive hour 1-2 PM.
- Source: https://www.downtownparker.com
- Feed: [Denver family events](https://wknd.app/f/4wt6fw/denver-family-events)

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