diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f2953f73fa..bf4735f074 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,8 +21,11 @@ jobs:
           - NodeVersion: 22.19.x
             NodeVersionDisplayName: 22
             OS: ubuntu-latest
-          - NodeVersion: 22.19.x
-            NodeVersionDisplayName: 22
+          - NodeVersion: 24.11.x
+            NodeVersionDisplayName: 24
+            OS: ubuntu-latest
+          - NodeVersion: 24.11.x
+            NodeVersionDisplayName: 24
             OS: windows-latest
     name: Node.js v${{ matrix.NodeVersionDisplayName }} (${{ matrix.OS }})
     runs-on: ${{ matrix.OS }}
diff --git a/common/changes/@microsoft/rush/node-24_2025-12-07-09-31.json b/common/changes/@microsoft/rush/node-24_2025-12-07-09-31.json
new file mode 100644
index 0000000000..396ccd93f1
--- /dev/null
+++ b/common/changes/@microsoft/rush/node-24_2025-12-07-09-31.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/rush",
+      "comment": "Add support for Node 24 and bump the `rush init` template to default to Node 24.",
+      "type": "none"
+    }
+  ],
+  "packageName": "@microsoft/rush"
+}
\ No newline at end of file
diff --git a/common/config/azure-pipelines/templates/install-node.yaml b/common/config/azure-pipelines/templates/install-node.yaml
index 9983a8a311..c7c6496071 100644
--- a/common/config/azure-pipelines/templates/install-node.yaml
+++ b/common/config/azure-pipelines/templates/install-node.yaml
@@ -1,7 +1,7 @@
 parameters:
   - name: NodeMajorVersion
     type: number
-    default: 20
+    default: 22
 
 steps:
   - task: NodeTool@0
diff --git a/libraries/rush-lib/assets/rush-init/rush.json b/libraries/rush-lib/assets/rush-init/rush.json
index 20d52ad9f6..a972877f6d 100644
--- a/libraries/rush-lib/assets/rush-init/rush.json
+++ b/libraries/rush-lib/assets/rush-init/rush.json
@@ -42,7 +42,7 @@
    * LTS schedule: https://nodejs.org/en/about/releases/
    * LTS versions: https://nodejs.org/en/download/releases/
    */
-  "nodeSupportedVersionRange": ">=22.20.0 <23.0.0",
+  "nodeSupportedVersionRange": ">=24.11.1 <25.0.0",
 
   /**
    * If the version check above fails, Rush will display a message showing the current
diff --git a/libraries/rush-lib/src/logic/NodeJsCompatibility.ts b/libraries/rush-lib/src/logic/NodeJsCompatibility.ts
index ea760937f3..e9cdbddc7c 100644
--- a/libraries/rush-lib/src/logic/NodeJsCompatibility.ts
+++ b/libraries/rush-lib/src/logic/NodeJsCompatibility.ts
@@ -17,7 +17,7 @@ import { RushConstants } from './RushConstants';
  * LTS schedule: https://nodejs.org/en/about/releases/
  * LTS versions: https://nodejs.org/en/download/releases/
  */
-const UPCOMING_NODE_LTS_VERSION: number = 22;
+const UPCOMING_NODE_LTS_VERSION: number = 24;
 const nodeVersion: string = process.versions.node;
 const nodeMajorVersion: number = semver.major(nodeVersion);
 
diff --git a/rush.json b/rush.json
index c66a313548..38d3bfac7f 100644
--- a/rush.json
+++ b/rush.json
@@ -42,7 +42,7 @@
    * LTS schedule: https://nodejs.org/en/about/releases/
    * LTS versions: https://nodejs.org/en/download/releases/
    */
-  "nodeSupportedVersionRange": ">=18.15.0 <19.0.0 || >=20.9.0 <21.0.0 || >=22.12.0 <23.0.0",
+  "nodeSupportedVersionRange": ">=18.15.0 <19.0.0 || >=20.9.0 <21.0.0 || >=22.12.0 <23.0.0 || >=24.11.1 <25.0.0",
 
   /**
    * If the version check above fails, Rush will display a message showing the current