There's no fixed height requirement for a roller coaster's first hill—it varies dramatically based on design goals, coaster type, and intended experience. The first hill (or lift hill) determines the potential energy that powers the entire ride, making it a critical design parameter rather than a standardized measurement.
Key factors influencing first hill height include:
Modern coasters range from modest 30-foot hills on family rides to record-breakers like Kingda Ka at 456 feet. Some launched coasters even forego traditional lift hills entirely, using hydraulic or magnetic launch systems instead.