Learn React

In this React course, you’ll build powerful interactive applications with one of the most popular JavaScript libraries.

4.4 out of 5 stars
467,855 learners enrolled
  • Skill level

  • Time to complete

    Approx. 15 hours
  • Certificate of completion

    Included with paid plans
  • Prerequisites

    2 courses

About this course

React (sometimes spelled React.js or ReactJS) is one of the most popular JavaScript libraries to develop powerful, interactive web applications. You’ll learn how to start with React and build up to dynamic user interfaces. You’ll work with React specific concepts like: JSX, components, state, props, hooks, and more. Take this course to gain an edge as a front-end or full-stack web developer.

Skills you'll gain

  • Understand key React concepts

  • Use JSX, props, state, and more

  • Work in React’s modular style


11 lessons • 7 projects • 7 quizzes
The platform

4 out of 5 Codecademy learners achieve their goals

"Codecademy gave me the tools I needed to land my first job as a developer, completely changing my career from the waste industry." - Jonathan Manner, Sweden
Animated demonstration of running code in Codecademy's learning environment
Meet the creator of the course
Jiwon Shin
Senior Curriculum Developer at Codecademy
Jiwon is a Senior Curriculum Developer at Codecademy. She has created courses across the web development catalog on languages such as JavaScript, PHP, and CSS, frameworks like React and Node.js, and the Front-End Engineer Career Path. She also created courses on p5.js, build tools, and Intro to UI and UX Design.

Learn React course ratings and reviews

4.4 out of 5 stars
1,767 ratings
  1. 5 stars
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  5. 1 star
  • I loved this React course because it helped me reinforce concepts that were confusing to me such as the useEffect hook and controlled components.
    Jose B.
    Verified Learner
  • I've attempted other React tutorials in the past, but this one has been the most useful. I think the order in which concepts were taught really worked for me. I enjoyed learning in this way.
    Peter M.
    Verified Learner
  • The React course on Codecademy is a great resource for anyone interested in learning this popular JavaScript library. The course covers the basics of React, including components, state, and props, and gradually progresses to more advanced topics such as routing and API integration.
    Peter N.
    Verified Learner

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Unlock additional features with a paid plan

  • Practice Projects

    Guided projects that help you solidify the skills and concepts you're learning.
  • Assessments

    Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.
  • Certificate of Completion

    Earn a document to prove you've completed a course or path that you can share with your network.

Join over 50 million learners and start Learn React today!


Frequently asked questions about React

  • React is a JavaScript library used to build websites and web applications. Facebook created it in 2013, and today, it’s one of the most popular web development libraries in the world, used by companies like Meta, Netflix, Uber, Yahoo, and more.