$ npm install @types/react-router-dom
npm install --save @types/react-router-dom
This package contains type definitions for react-router-dom (https://github.com/ReactTraining/react-router).
Files were exported from https://github.com/DefinitelyTyped/DefinitelyTyped/tree/master/types/react-router-dom.
These definitions were written by Huy Nguyen, Philip Jackson, John Reilly, Sebastian Silbermann, Daniel Nixon, Tony Ward, and Pirasis Leelatanon.