A 1-year-old can certainly participate in Halloween festivities, though the experience is more for the parents' memories than the child's understanding. At this age, the primary focus is on a comfortable, non-restrictive costume that doesn't pose a tripping or choking hazard. While a toddler can walk a few steps to a friendly neighbor's door, they are easily overstimulated by scary masks, loud noises, and the dark. It is a high-value strategy to start early, ideally before sunset, and stick to a few familiar houses. From a safety perspective, 1-year-olds should not consume the typical "loot" collected; hard candies, popcorn, and sticky treats are significant choking hazards. Parents should instead provide age-appropriate snacks or small toys to swap for the candy. For 2026 parents, the "High-Fidelity" approach is to treat it as a short photo-op and social walk rather than a quest for sweets, ensuring the toddler remains happy and the evening stays within their usual high-value sleep routine.