 <p>You kind of have to set the width when you define the columns , if you don't specify the width it will take the auto width of the content . <strong>Take a look at this DOC</strong> <a href="http://docs.telerik.com/kendo-ui/api/web/grid#configuration-columns.width">http://docs.telerik.com/kendo-ui/api/web/grid#configuration-columns.width</a></p> <pre><code>columns: [ { field: "name", width: "200px" }, { field: "tel", width: "10%" }, // this will set width in % , good for responsive site { field: "age" } // this will auto set the width of the content ], </code></pre> <p>if you need more ways to handel kendo width look at <a href="http://docs.telerik.com/kendo-ui/getting-started/web/grid/walkthrough#column-widths">http://docs.telerik.com/kendo-ui/getting-started/web/grid/walkthrough#column-widths</a></p>