diff --git a/.travis.yml b/.travis.yml
index 1268f56c84..ac22d5cda7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -37,6 +37,10 @@ env:
     # This is needed for publishing builds to the "aio-staging" and "angular-io" firebase projects.
     # This token was generated using the aio-deploy@angular.io account using `firebase login:ci` and password from valentine
     - secure: "L5CyQmpwWtoR4Qi4xlWQh/cL1M6ZeJL4W4QAr4HdKFMgYt9h+Whqkymyh2NxwmCbPvWa7yUd+OiLQUDCY7L2VIg16hTwoe2CgYDyQA0BEwLzxtRrJXl93TfwMlrUx5JSIzAccD6D4sjtz8kSFMomK2Nls33xOXOukwyhVMjd0Cg="
+    # ANGULAR_PAYLOAD_FIREBASE_TOKEN
+    # This is for payload size data
+    # TODO(i): the token was generated using the tinagao@google account, we should switch to a shared/role-base account.
+    - secure: "gx0VkaVIAgPt2YZIaNomVgBx8u/5lvVsLTZSkPu8AM0Wdpzy06yKhAO2x56oI51y3FFSLssVw1JEJ9BEL8osnATk0+e6ERL9OZl6fgbf/6WgBBz4wDzMaQ5+yYWGJfwY5AzZdbYUWfh3wVIhH+Q03WmnJgcnnLUaty+YeUFa2Os="
   matrix:
     # Order: a slower build first, so that we don't occupy an idle travis worker waiting for others to complete.
     - CI_MODE=e2e
diff --git a/aio/package.json b/aio/package.json
index 9216688377..129ff20deb 100644
--- a/aio/package.json
+++ b/aio/package.json
@@ -21,10 +21,10 @@
     "test-pwa-score": "node scripts/test-pwa-score",
     "example-e2e": "node ./tools/examples/run-example-e2e",
     "example-lint": "tslint -c \"content/examples/tslint.json\" \"content/examples/**/*.ts\" -e \"content/examples/styleguide/**/*.avoid.ts\"",
-    "deploy-preview": "scripts/deploy-preview.sh",
     "deploy-staging": "scripts/deploy-to-firebase.sh staging",
     "deploy-production": "scripts/deploy-to-firebase.sh production",
     "check-env": "node scripts/check-environment",
+    "payload-size": "scripts/payload.sh",
     "predocs": "rimraf src/generated/{docs,*.json}",
     "docs": "dgeni ./tools/transforms/angular.io-package",
     "docs-watch": "node tools/transforms/authors-package/watchr.js",
diff --git a/aio/scripts/deploy-preview.sh b/aio/scripts/deploy-preview.sh
index c5e6bb6478..a41ecaec72 100755
--- a/aio/scripts/deploy-preview.sh
+++ b/aio/scripts/deploy-preview.sh
@@ -28,6 +28,7 @@ readonly relevantChangedFilesCount=$(git diff --name-only $TRAVIS_COMMIT_RANGE |
     yarn build
   fi
   tar --create --gzip --directory "$INPUT_DIR" --file "$OUTPUT_FILE" .
+  yarn payload-size
 
   # Deploy to staging
   readonly httpCode=$(
diff --git a/aio/scripts/deploy-to-firebase.sh b/aio/scripts/deploy-to-firebase.sh
index 931ea29453..aa06907c83 100755
--- a/aio/scripts/deploy-to-firebase.sh
+++ b/aio/scripts/deploy-to-firebase.sh
@@ -35,6 +35,9 @@ esac
   firebase use "$projectId" --token "$firebaseToken"
   firebase deploy --message "Commit: $TRAVIS_COMMIT" --non-interactive --token "$firebaseToken"
 
+  # Check payload size
+  yarn payload-size
+
   # Run PWA-score tests
   yarn test-pwa-score -- "$deployedUrl" "$MIN_PWA_SCORE" "$PWA_RESULTS_LOG"
 )
diff --git a/aio/scripts/payload.sh b/aio/scripts/payload.sh
new file mode 100755
index 0000000000..d384de826b
--- /dev/null
+++ b/aio/scripts/payload.sh
@@ -0,0 +1,66 @@
+#!/bin/bash
+
+readonly TOKEN=$ANGULAR_PAYLOAD_FIREBASE_TOKEN
+readonly PROJECT_NAME="angular-payload-size"
+readonly OUTPUT_FILE=/tmp/snapshot.tar.gz
+
+source scripts/payload-limit.sh
+
+failed=false
+payloadData=""
+for filename in dist/*.bundle.js; do
+  size=$(stat -c%s "$filename")
+  label=$(echo "$filename" | sed "s/.*\///" | sed "s/\..*//")
+  payloadData="$payloadData\"uncompressed/$label\": $size, "
+
+
+  gzip -7 --keep -f $filename
+  size7=$(stat -c%s "$filename.gz")
+  payloadData="$payloadData\"gzip7/$label\": $size7, "
+
+  gzip -9 --keep -f $filename
+  size9=$(stat -c%s "$filename.gz")
+  payloadData="$payloadData\"gzip9/$label\": $size9, "
+
+  if [[ $size -gt ${limitUncompressed[$label]} ]]; then
+    failed=true
+    echo "Uncompressed $label size is $size which is greater than ${limitUncompressed[$label]}"
+  elif [[ $size7 -gt ${limitGzip7[$label]} ]]; then
+    failed=true
+    echo "Gzip7 $label size is $size7 which is greater than ${limitGzip7[$label]}"
+  elif [[ $size9 -gt ${limitGzip9[$label]} ]]; then
+    failed=true
+    echo "Gzip9 $label size is $size9 which is greater than ${limitGzip9[$label]}"
+  fi
+done
+
+# Add Timestamp
+timestamp=$(date +%s)
+payloadData="$payloadData\"timestamp\": $timestamp, "
+
+# Add change source: local, dependencies, or 'local+dependencies'
+allChangedFiles=$(git diff --name-only $TRAVIS_COMMIT_RANGE)
+yarnChangedFiles=$(git diff --name-only $TRAVIS_COMMIT_RANGE | grep yarn.lock)
+
+if [ $allChangedFiles ] && [ $yarnChangedFiles ] && [ "$allChangedFiles" -ne "$yarnChangedFiles" ]; then
+  change='local+dependencies'
+elif [[ ! -z $yarnChangedFiles ]]; then
+  change='dependencies'
+elif [[ ! -z $allChangedFiles ]]; then
+  change='local'
+else
+  change=''
+fi
+payloadData="$payloadData\"change\": \"$change\""
+
+payloadData="{${payloadData}}"
+
+echo $payloadData
+
+if [[ $TRAVIS_PULL_REQUEST == "false" ]]; then
+  firebase database:update --data "$payloadData" --project $PROJECT_NAME --confirm --token "$TOKEN" /payload/aio/$TRAVIS_COMMIT
+fi
+
+if [ $failed = true ]; then
+  exit 1
+fi