A 4-year-old is at a prime age to enjoy Disneyland, as they are often fully immersed in the "magic" and are just tall enough (usually around 40–42 inches) to experience many of the park's mid-tier thrills. At this age, the Fantasyland and Toontown areas are the highlights, offering numerous rides with no height requirements like Dumbo the Flying Elephant, Peter Pan’s Flight, and Mickey & Minnie’s Runaway Railway. Character meet-and-greets are particularly impactful for 4-year-olds, though the excitement can occasionally turn to intimidation, so it is best to let them lead the interaction. To ensure enjoyment, parents should plan for an "afternoon break" at the hotel to avoid overstimulation and "meltdowns" caused by the heat and crowds. Using the Disneyland app to monitor wait times and pre-measuring your child at home to set expectations about which rides they can and cannot go on will help create a stress-free experience centered on their specific interests and energy levels.