diff --git a/.changeset/many-ads-smile.md b/.changeset/many-ads-smile.md
new file mode 100644
index 00000000000..87c0133fb95
--- /dev/null
+++ b/.changeset/many-ads-smile.md
@@ -0,0 +1,7 @@
+---
+'@tanstack/start-plugin-core': patch
+'@tanstack/router-generator': patch
+'@tanstack/router-utils': patch
+---
+
+Use node crypto.hash instead of crypto.createHash for single string hashes
diff --git a/docs/start/framework/react/guide/isr.md b/docs/start/framework/react/guide/isr.md
index ad1e3221305..805467eee6d 100644
--- a/docs/start/framework/react/guide/isr.md
+++ b/docs/start/framework/react/guide/isr.md
@@ -341,10 +341,7 @@ const etagMiddleware = createMiddleware().server(async ({ next }) => {
   const result = await next()
 
   // Generate ETag from response content
-  const etag = crypto
-    .createHash('md5')
-    .update(JSON.stringify(result.data))
-    .digest('hex')
+  const etag = crypto.hash('md5', JSON.stringify(result.data), 'hex')
 
   result.response.headers.set('ETag', `"${etag}"`)
 
diff --git a/docs/start/framework/react/guide/server-functions.md b/docs/start/framework/react/guide/server-functions.md
index 32a342b8c8f..0bd937c7a85 100644
--- a/docs/start/framework/react/guide/server-functions.md
+++ b/docs/start/framework/react/guide/server-functions.md
@@ -379,10 +379,7 @@ export default defineConfig({
       serverFns: {
         generateFunctionId: ({ filename, functionName }) => {
           // Return a custom ID string
-          return crypto
-            .createHash('sha1')
-            .update(`${filename}--${functionName}`)
-            .digest('hex')
+          return crypto.hash('sha1', `${filename}--${functionName}`, 'hex')
 
           // If you return undefined, the default is used
           // return undefined
diff --git a/packages/router-generator/src/generator.ts b/packages/router-generator/src/generator.ts
index f951beb05ba..bd3bd0bbaaf 100644
--- a/packages/router-generator/src/generator.ts
+++ b/packages/router-generator/src/generator.ts
@@ -3,6 +3,7 @@ import * as fsp from 'node:fs/promises'
 import { existsSync, mkdirSync } from 'node:fs'
 import crypto from 'node:crypto'
 import { rootRouteId } from '@tanstack/router-core'
+import { hash as hashString } from '@tanstack/router-utils'
 import { logging } from './logger'
 import {
   isVirtualConfigFile,
@@ -1243,7 +1244,7 @@ ${acc.routeTree.map((child) => `${child.variableName}Route: typeof ${getResolved
 
   private getTempFileName(filePath: string) {
     const absPath = path.resolve(filePath)
-    const hash = crypto.createHash('md5').update(absPath).digest('hex')
+    const hash = hashString('md5', absPath, 'hex')
     // lazy initialize sessionId to only create tmpDir when it is first needed
     if (!this.sessionId) {
       // ensure the directory exists
diff --git a/packages/router-utils/src/hash.ts b/packages/router-utils/src/hash.ts
new file mode 100644
index 00000000000..92b0bf92160
--- /dev/null
+++ b/packages/router-utils/src/hash.ts
@@ -0,0 +1,16 @@
+import crypto from 'node:crypto'
+import type { BinaryLike, BinaryToTextEncoding } from 'node:crypto'
+
+const nativeHashAvailable = typeof crypto.hash === 'function'
+
+export function hash(
+  algorithm: string,
+  data: BinaryLike,
+  outputEncoding: BinaryToTextEncoding = 'hex',
+): string {
+  if (nativeHashAvailable) {
+    return crypto.hash(algorithm, data, outputEncoding)
+  }
+
+  return crypto.createHash(algorithm).update(data).digest(outputEncoding)
+}
diff --git a/packages/router-utils/src/index.ts b/packages/router-utils/src/index.ts
index 3b072ae4199..a47b194b7a7 100644
--- a/packages/router-utils/src/index.ts
+++ b/packages/router-utils/src/index.ts
@@ -7,5 +7,6 @@ export {
 } from './ast'
 export type { ParseAstOptions, ParseAstResult, GeneratorResult } from './ast'
 export { logDiff } from './logger'
+export { hash } from './hash'
 
 export { copyFilesPlugin } from './copy-files-plugin'
diff --git a/packages/start-plugin-core/src/start-compiler/compiler.ts b/packages/start-plugin-core/src/start-compiler/compiler.ts
index ec42547fc2b..ed75e5be06e 100644
--- a/packages/start-plugin-core/src/start-compiler/compiler.ts
+++ b/packages/start-plugin-core/src/start-compiler/compiler.ts
@@ -1,10 +1,9 @@
-/* eslint-disable import/no-commonjs */
-import crypto from 'node:crypto'
 import * as t from '@babel/types'
 import {
   deadCodeElimination,
   findReferencedIdentifiers,
   generateFromAst,
+  hash,
   parseAst,
 } from '@tanstack/router-utils'
 import babel from '@babel/core'
@@ -600,7 +599,7 @@ export class StartCompiler {
         })
       }
       if (!functionId) {
-        functionId = crypto.createHash('sha256').update(entryId).digest('hex')
+        functionId = hash('sha256', entryId, 'hex')
       }
       // Deduplicate in case the generated id conflicts with an existing id
       if (this.functionIds.has(functionId)) {