diff --git a/.circleci/config.yml b/.circleci/config.yml
index 439698d301e9aa..af889bdc060522 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -12,6 +12,15 @@ parameters:
     default: false
     type: boolean
 
+  # Experimental unified release workflow
+  run_new_release_workflow:
+    default: false
+    type: boolean
+
+  run_nightly_workflow:
+    default: false
+    type: boolean
+
   release_latest:
     default: false
     type: boolean
@@ -20,7 +29,15 @@ parameters:
     default: ""
     type: string
 
-  run_nightly_workflow:
+  release_monorepo_packages_version:
+    default: ""
+    type: string
+
+  release_tag:
+    default: ""
+    type: string
+
+  release_dry_run:
     default: false
     type: boolean
 
diff --git a/.circleci/configurations/jobs.yml b/.circleci/configurations/jobs.yml
index d40dbc45e4a2c9..673a4dff4ec6a8 100644
--- a/.circleci/configurations/jobs.yml
+++ b/.circleci/configurations/jobs.yml
@@ -1107,6 +1107,71 @@ jobs:
 
             node ./scripts/releases-ci/prepare-package-for-release.js -v "$VERSION" -l << parameters.latest >> --dry-run << parameters.dryrun >>
 
+  # Experimental unified release workflow
+  # Replaces `prepare_package_for_release`
+  #
+  # Writes a new commit and tag(s), which will trigger the `publish_release`
+  # and `publish_bumped_packages` workflows.
+  prepare_release_new:
+    parameters:
+      version:
+        type: string
+      # TODO(T182538198): Required for 0.74.x, where workspace packages are out
+      # of sync with react-native. This will be removed for 0.75+.
+      monorepo_packages_version:
+        type: string
+      tag:
+        type: string
+      dry_run:
+        type: boolean
+        default: false
+    executor: reactnativeios
+    steps:
+      - checkout_code_with_cache
+      - run_yarn
+      - add_ssh_keys:
+          fingerprints:
+            - "1f:c7:61:c4:e2:ff:77:e3:cc:ca:a7:34:c2:79:e3:3c"
+      - brew_install:
+          package: cmake
+      - run:
+          name: Versioning workspace packages
+          command: |
+            node scripts/releases/set-version "<< parameters.monorepo_packages_version >>" --skip-react-native-version
+      - run:
+          name: Versioning react-native package
+          command: |
+            node scripts/releases/set-rn-version.js -v "<< parameters.version >>" --build-type "release"
+      - run:
+          name: Updating RNTester Podfile.lock
+          command: |
+            cd packages/rn-tester/
+            bundle install
+            bundle exec pod install
+      - run:
+          name: Creating release commit
+          command: |
+            git commit -a -m "Release << parameters.version >>\n\n#publish-packages-to-npm&<< parameters.tag >>"
+            git tag -a "v<< parameters.version >>" -m "v<< parameters.version >>"
+            git show HEAD
+      - when:
+          condition:
+            equal: ["latest", << parameters.tag >>]
+          steps:
+            - run:
+                name: Updating "latest" tag
+                command: |
+                  git tag -d "latest"
+                  git push origin :latest
+                  git tag -a "latest" -m "latest"
+      - unless:
+          condition: << parameters.dry_run >>
+          steps:
+            run:
+              name: Pushing release commit
+              command: |
+                git push origin $CIRCLE_BRANCH --follow-tags
+
   build_npm_package:
     parameters:
       release_type:
diff --git a/.circleci/configurations/top_level.yml b/.circleci/configurations/top_level.yml
index 165b2be7969ee1..4c76d009a026cb 100644
--- a/.circleci/configurations/top_level.yml
+++ b/.circleci/configurations/top_level.yml
@@ -129,14 +129,30 @@ parameters:
     default: false
     type: boolean
 
+  run_new_release_workflow:
+    default: false
+    type: boolean
+
+  run_nightly_workflow:
+    default: false
+    type: boolean
+
   release_latest:
     default: false
     type: boolean
 
   release_version:
-    default: "9999"
+    default: ""
     type: string
 
-  run_nightly_workflow:
+  release_monorepo_packages_version:
+    default: ""
+    type: string
+
+  release_tag:
+    default: ""
+    type: string
+
+  release_dry_run:
     default: false
     type: boolean
diff --git a/.circleci/configurations/workflows.yml b/.circleci/configurations/workflows.yml
index 7bf29679184d82..cb74962959d3a1 100644
--- a/.circleci/configurations/workflows.yml
+++ b/.circleci/configurations/workflows.yml
@@ -6,6 +6,7 @@
 #  when:
 #    and:
 #      - equal: [ false, << pipeline.parameters.run_release_workflow >> ]
+#      - equal: [ false, << pipeline.parameters.run_new_release_workflow >> ]
 #      - equal: [ false, << pipeline.parameters.run_nightly_workflow >> ]
 #
 #  It's setup this way so we can trigger a release via a POST
@@ -25,6 +26,17 @@ workflows:
           version: << pipeline.parameters.release_version >>
           latest : << pipeline.parameters.release_latest >>
 
+  # Experimental unified release workflow
+  create_release_new:
+    when: << pipeline.parameters.run_new_release_workflow >>
+    jobs:
+      - prepare_release_new:
+          name: prepare_release_new
+          version: << pipeline.parameters.release_version >>
+          monorepo_packages_version: << pipeline.parameters.release_monorepo_packages_version >>
+          tag: << pipeline.parameters.release_tag >>
+          dry_run: << pipeline.parameters.release_dry_run >>
+
   # This job will run only when a tag is published due to all the jobs being filtered.
   publish_release:
     jobs:
@@ -79,6 +91,7 @@ workflows:
     when:
       and:
         - equal: [ false, << pipeline.parameters.run_release_workflow >> ]
+        - equal: [ false, << pipeline.parameters.run_new_release_workflow >> ]
         - equal: [ false, << pipeline.parameters.run_nightly_workflow >> ]
     jobs:
       # Run lints on every commit
@@ -128,6 +141,7 @@ workflows:
     when:
       and:
         - equal: [ false, << pipeline.parameters.run_release_workflow >> ]
+        - equal: [ false, << pipeline.parameters.run_new_release_workflow >> ]
         - equal: [ false, << pipeline.parameters.run_nightly_workflow >> ]
     jobs:
       - find_and_publish_bumped_packages:
diff --git a/scripts/releases-local/trigger-react-native-release.js b/scripts/releases-local/trigger-react-native-release.js
index b9fc887741a156..6185d478a7edf1 100644
--- a/scripts/releases-local/trigger-react-native-release.js
+++ b/scripts/releases-local/trigger-react-native-release.js
@@ -49,6 +49,16 @@ let argv = yargs
     describe: 'Version you aim to release, ex. 0.67.0-rc.1, 0.66.3',
     required: true,
   })
+  .option('dry-run', {
+    type: 'boolean',
+    default: false,
+  })
+  // TODO(T182533699): Remove arg once new workflow is default
+  .option('use-new-workflow', {
+    describe: 'When set, triggers the experimental unified release workflow.',
+    type: 'boolean',
+    default: false,
+  })
   .check(() => {
     const branch = exitIfNotOnGit(
       () => getBranchName(),
@@ -78,7 +88,6 @@ const buildExecutor =
     if (packageManifest.private) {
       return;
     }
-
     if (
       detectPackageUnreleasedChanges(
         packageRelativePathFromRoot,
@@ -117,6 +126,36 @@ async function exitIfUnreleasedPackages() {
   }
 }
 
+/**
+ * Get the next version that all workspace packages will be set to.
+ *
+ * This approach is specific to the 0.74 release. For 0.75, the `--to-version`
+ * value will be used instead, setting all packages to a single version.
+ */
+async function getNextMonorepoPackagesVersion() /*: Promise<string | null> */ {
+  // Based on @react-native/dev-middleware@0.74.5
+  const _0_74_MIN_PATCH = 6;
+
+  const packages = await getPackages({
+    includeReactNative: false,
+  });
+
+  let patchVersion = _0_74_MIN_PATCH;
+
+  for (const pkg of Object.values(packages)) {
+    const {version} = pkg.packageJson;
+
+    if (!version.startsWith('0.74.') || version.endsWith('-main')) {
+      return null;
+    }
+
+    const {minor} = parseVersion(version, 'release');
+    patchVersion = Math.max(patchVersion, parseInt(minor, 10) + 1);
+  }
+
+  return '0.74.' + patchVersion;
+}
+
 function triggerReleaseWorkflow(options /*: $FlowFixMe */) {
   return new Promise((resolve, reject) => {
     request(options, function (error, response, body) {
@@ -145,11 +184,16 @@ async function main() {
     exit(1);
   }
 
+  // $FlowFixMe[prop-missing]
+  const useNewWorkflow: boolean = argv.useNewWorkflow;
+
   // now check for unreleased packages
-  try {
-    await exitIfUnreleasedPackages();
-  } catch (error) {
-    exit(1);
+  if (!useNewWorkflow) {
+    try {
+      await exitIfUnreleasedPackages();
+    } catch (error) {
+      exit(1);
+    }
   }
 
   // $FlowFixMe[prop-missing]
@@ -194,11 +238,39 @@ async function main() {
     return;
   }
 
-  const parameters = {
-    release_version: version,
-    release_latest: latest,
-    run_release_workflow: true,
-  };
+  let nextMonorepoPackagesVersion;
+
+  if (useNewWorkflow) {
+    nextMonorepoPackagesVersion = await getNextMonorepoPackagesVersion();
+
+    if (nextMonorepoPackagesVersion == null) {
+      // TODO(T182538198): Once this warning is hit, we can remove the
+      // `release_monorepo_packages_version` logic from here and the CI jobs,
+      // see other TODOs.
+      console.warn(
+        'Warning: No longer on the 0.74-stable branch, meaning we will ' +
+          'write all package versions identically. Please double-check the ' +
+          'generated diff to see if this is correct.',
+      );
+      nextMonorepoPackagesVersion = version;
+    }
+  }
+
+  const parameters = useNewWorkflow
+    ? {
+        release_version: version,
+        release_latest: latest,
+        run_release_workflow: true,
+      }
+    : {
+        run_new_release_workflow: true,
+        release_version: version,
+        release_tag: npmTag,
+        // NOTE: Necessary for 0.74, should be dropped for 0.75+
+        release_monorepo_packages_version: nextMonorepoPackagesVersion,
+        // $FlowFixMe[prop-missing]
+        release_dry_run: argv.dryRun,
+      };
 
   const options = {
     method: 'POST',