Radzen Blazor Components

DataGrid Group Header Template

Customize Blazor DataGrid group headers with GroupHeaderTemplate - show the group key, a count, or any markup on each group row.

Drag a column header here and drop it to group by that column

Frequently asked questions

How do I customize the group header row?

Add a GroupHeaderTemplate to the grid and render the group key, counts, or aggregates with your own markup.

Radzen Blazor Newsletter

Get an email when new components and releases ship.

All the tools in one place

Save Hours on Every Project

With Radzen Blazor subscription you get the full toolkit, including:

support

Dedicated support backed by proven expertise

palette

Premium themes and theme editor

widgets

Ready-to-use UI blocks

dashboard_customize

Complete app templates

format_shapes

Visual design-time-experience

Radzen Blazor Studio

Radzen Blazor Components, © 2018-2026 Radzen.
Source Code licensed under MIT

Demos Configuration

Premium Themes

  • Material 3
  • Material 3 Dark
  • Material 3 Expressive
  • Material 3 Expressive Dark
  • Fluent
  • Fluent Dark

Free Themes

  • Material
  • Material Dark
  • Standard
  • Standard Dark
  • Default
  • Dark
  • Humanistic
  • Humanistic Dark
  • Software
  • Software Dark
An error has occurred. This app may no longer respond until reloaded. Reload 🗙