diff --git a/packages/react-native/react-native.config.js b/packages/react-native/react-native.config.js
index 3b572bb1e9c6d6..077ad1cac0630e 100644
--- a/packages/react-native/react-native.config.js
+++ b/packages/react-native/react-native.config.js
@@ -20,9 +20,22 @@
 
 const verbose = process.env.DEBUG && process.env.DEBUG.includes('react-native');
 
+function findCommunityPlatformPackage(spec, startDir = process.cwd()) {
+  // In monorepos, we cannot make any assumptions on where
+  // `@react-native-community/*` gets installed. The safest way to find it
+  // (barring adding an optional peer dependency) is to start from the project
+  // root.
+  //
+  // Note that we're assuming that the current working directory is the project
+  // root. This is also what `@react-native-community/cli` assumes (see
+  // https://github.com/react-native-community/cli/blob/14.x/packages/cli-tools/src/findProjectRoot.ts).
+  const main = require.resolve(spec, { paths: [startDir] });
+  return require(main);
+}
+
 let android;
 try {
-  android = require('@react-native-community/cli-platform-android');
+  android = findCommunityPlatformPackage('@react-native-community/cli-platform-android');
 } catch {
   if (verbose) {
     console.warn(
@@ -33,7 +46,7 @@ try {
 
 let ios;
 try {
-  ios = require('@react-native-community/cli-platform-ios');
+  ios = findCommunityPlatformPackage('@react-native-community/cli-platform-ios');
 } catch {
   if (verbose) {
     console.warn(