0.3 kB minified + gzipped for v19.2.8. Measured with esbuild 0.25.9.
react-dom
v19.2.8
measured Sep 7, 2026
Raw
0.8 kB
Minified
0.4 kB
Min + Gzip
0.3 kB
Min + Brotli
0.2 kB
Sizes measure react-dom's own code with dependencies treated as external. Real-world size depends on your bundler, tree-shaking, and which exports you use.