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RadioGroup API

API reference docs for the React RadioGroup component. Learn about the props, CSS, and other APIs of this exported module.


For examples and details on the usage of this React component, visit the component demo pages:


import RadioGroup from '@mui/material/RadioGroup';
// or
import { RadioGroup } from '@mui/material';
You can learn about the difference by reading this guide on minimizing bundle size.


Props of the FormGroup component are also available.

The content of the component.
The default value. Use when the component is not controlled.
The name used to reference the value of the control. If you don't provide this prop, it falls back to a randomly generated name.
Callback fired when a radio button is selected.

function(event: React.ChangeEvent<HTMLInputElement>, value: string) => void
event: The event source of the callback.
value: The value of the selected radio button. You can pull out the new value by accessing (string).
Value of the selected radio button. The DOM API casts this to a string.

The ref is forwarded to the root element.


While not explicitly documented above, the props of the FormGroup component are also available on RadioGroup. You can take advantage of this to target nested components.


Rule nameGlobal classDescription
root.MuiRadioGroup-rootStyles applied to the root element.
row.MuiRadioGroup-rowStyles applied to the root element if row={true}.
error.Mui-errorState class applied to the root element if error={true}.

You can override the style of the component using one of these customization options: