diff --git a/src/components/data-table/ha-data-table.ts b/src/components/data-table/ha-data-table.ts
index 5dcd3c8983..60faa4dcaf 100644
--- a/src/components/data-table/ha-data-table.ts
+++ b/src/components/data-table/ha-data-table.ts
@@ -610,7 +610,7 @@ export class HaDataTable extends LitElement {
       filteredData = await this._memFilterData(
         this.data,
         this._sortColumns,
-        this._filter
+        this._filter.trim()
       );
     }
 
diff --git a/src/components/search-input-outlined.ts b/src/components/search-input-outlined.ts
index 06fef1cd0a..693be1feac 100644
--- a/src/components/search-input-outlined.ts
+++ b/src/components/search-input-outlined.ts
@@ -79,7 +79,7 @@ class SearchInputOutlined extends LitElement {
   }
 
   private async _filterInputChanged(e) {
-    this._filterChanged(e.target.value?.trim());
+    this._filterChanged(e.target.value);
   }
 
   private async _clearSearch() {
diff --git a/src/components/search-input.ts b/src/components/search-input.ts
index 2d5180a6e6..2f4298ecaa 100644
--- a/src/components/search-input.ts
+++ b/src/components/search-input.ts
@@ -67,7 +67,7 @@ class SearchInput extends LitElement {
   }
 
   private async _filterInputChanged(e) {
-    this._filterChanged(e.target.value?.trim());
+    this._filterChanged(e.target.value);
   }
 
   private async _clearSearch() {