Learning React can vary significantly from person to person, depending on several factors such as prior programming experience, familiarity with JavaScript, and the amount of time dedicated to practice. Generally, a beginner with a solid understanding of JavaScript might take anywhere from a few weeks to a few months to become proficient in React. Those with more experience in web development may find they can pick it up more quickly, potentially within a few days to a couple of weeks. In summary, the time it takes to learn React is influenced by individual backgrounds and the effort put into learning. For someone new to programming, it could take several months, while those with existing skills in JavaScript may only need a few weeks. Ultimately, consistent practice and real-world application are key to mastering React efficiently.