diff --git a/core/lib/Drupal/Core/Extension/ThemeHandler.php b/core/lib/Drupal/Core/Extension/ThemeHandler.php
index 1613424..2eb56bc 100644
--- a/core/lib/Drupal/Core/Extension/ThemeHandler.php
+++ b/core/lib/Drupal/Core/Extension/ThemeHandler.php
@@ -269,7 +269,6 @@ public function rebuildThemeData() {
         'page_top' => 'Page top',
         'page_bottom' => 'Page bottom',
         'breadcrumb' => 'Breadcrumb',
-        'page_title' => 'Page title',
       ),
       'description' => '',
       'features' => $this->defaultFeatures,
diff --git a/core/lib/Drupal/Core/Render/Plugin/DisplayVariant/SimplePageVariant.php b/core/lib/Drupal/Core/Render/Plugin/DisplayVariant/SimplePageVariant.php
index de8bf09..6949846 100644
--- a/core/lib/Drupal/Core/Render/Plugin/DisplayVariant/SimplePageVariant.php
+++ b/core/lib/Drupal/Core/Render/Plugin/DisplayVariant/SimplePageVariant.php
@@ -55,8 +55,11 @@ public function setTitle($title) {
    */
   public function build() {
     $build = [
-      'title' => $this->title,
       'content' => [
+        'title' => [
+          '#markup' => '<h1>' . $this->title . '</h1>',
+          '#weight' => -900,
+        ],
         'main_content' => $this->mainContent,
         'messages' => [
           '#type' => 'status_messages',
diff --git a/core/modules/block/src/Plugin/DisplayVariant/BlockPageVariant.php b/core/modules/block/src/Plugin/DisplayVariant/BlockPageVariant.php
index 65e9323..c4f5db5 100644
--- a/core/modules/block/src/Plugin/DisplayVariant/BlockPageVariant.php
+++ b/core/modules/block/src/Plugin/DisplayVariant/BlockPageVariant.php
@@ -189,7 +189,10 @@ public function build() {
 
     // Analogously for the page title.
     if (!$title_block_displayed) {
-      $build['title'] = $this->title;
+      $build['content']['title'] = [
+        '#markup' => $this->title,
+        '#weight' => -900,
+      ];
     }
 
     // The access results' cacheability is currently added to the top level of the
diff --git a/core/modules/system/system.module b/core/modules/system/system.module
index 50ebd3c..5c327f7 100644
--- a/core/modules/system/system.module
+++ b/core/modules/system/system.module
@@ -816,10 +816,8 @@ function system_preprocess_block(&$variables) {
 
     case 'system_page_title_block':
       $variables['title'] = '';
-      if(property_exists($variables['content']['title'], 'markup') && $variables['content']['title']['#markup']) {
+      if($variables['content']['title']['#markup']) {
         $variables['title'] = $variables['content']['title']['#markup'];
-      } else if ($variables['content']['title']) {
-        $variables['title'] = $variables['content']['title'];
       }
       break;
   }
diff --git a/core/modules/system/templates/install-page.html.twig b/core/modules/system/templates/install-page.html.twig
index 1d0e479..9c1ee12 100644
--- a/core/modules/system/templates/install-page.html.twig
+++ b/core/modules/system/templates/install-page.html.twig
@@ -27,9 +27,6 @@
     </header>
 
     <main role="main">
-      {% if title %}
-        <h1>{{ title }}</h1>
-      {% endif %}
       {{ page.highlighted }}
       {{ page.content }}
     </main>
diff --git a/core/modules/system/templates/maintenance-page.html.twig b/core/modules/system/templates/maintenance-page.html.twig
index 748ed5a..67967ef 100644
--- a/core/modules/system/templates/maintenance-page.html.twig
+++ b/core/modules/system/templates/maintenance-page.html.twig
@@ -32,10 +32,6 @@
 </header>
 
 <main role="main">
-  {% if title %}
-    <h1>{{ title }}</h1>
-  {% endif %}
-
   {{ page.highlighted }}
 
   {{ page.content }}
diff --git a/core/modules/system/templates/page.html.twig b/core/modules/system/templates/page.html.twig
index a8d7483..360b984 100644
--- a/core/modules/system/templates/page.html.twig
+++ b/core/modules/system/templates/page.html.twig
@@ -26,10 +26,6 @@
  *   slogan has been disabled in theme settings.
  *
  * Page content (in order of occurrence in the default page.html.twig):
- * - title_prefix: Additional output populated by modules, intended to be
- *   displayed in front of the main title tag that appears in the template.
- * - title_suffix: Additional output populated by modules, intended to be
- *   displayed after the main title tag that appears in the template.
  * - messages: Status and error messages. Should be displayed prominently.
  * - node: Fully loaded node, if there is an automatically-loaded node
  *   associated with the page and the node ID is the second argument in the
@@ -47,7 +43,6 @@
  * - page.sidebar_second: Items for the second sidebar.
  * - page.footer: Items for the footer region.
  * - page.breadcrumb: Items for the breadcrumb region.
- * - page.title: Items for the page title region.
  *
  * @see template_preprocess_page()
  * @see html.html.twig
@@ -100,10 +95,6 @@
     <a id="main-content" tabindex="-1"></a>{# link is in html.html.twig #}
 
     <div class="layout-content">
-
-      {{ title_prefix }}
-      {{ page.title }}
-      {{ title_suffix }}
       {{ page.content }}
     </div>{# /.layout-content #}
 
diff --git a/core/profiles/minimal/config/install/block.block.stark_page_title.yml b/core/profiles/minimal/config/install/block.block.stark_page_title.yml
index 8263474..b1c4f5a 100644
--- a/core/profiles/minimal/config/install/block.block.stark_page_title.yml
+++ b/core/profiles/minimal/config/install/block.block.stark_page_title.yml
@@ -1,9 +1,9 @@
 id: stark_page_title
 theme: stark
-weight: 10
+weight: -30
 status: true
 langcode: en
-region: title
+region: content
 plugin: system_page_title_block
 settings:
   id: system_page_title_block
diff --git a/core/profiles/standard/config/install/block.block.bartik_page_title.yml b/core/profiles/standard/config/install/block.block.bartik_page_title.yml
index ff73d59..c78d10d 100644
--- a/core/profiles/standard/config/install/block.block.bartik_page_title.yml
+++ b/core/profiles/standard/config/install/block.block.bartik_page_title.yml
@@ -1,9 +1,9 @@
 id: bartik_page_title
 theme: bartik
-weight: 10
+weight: -50
 status: true
 langcode: en
-region: title
+region: content
 plugin: system_page_title_block
 settings:
   id: system_page_title_block
diff --git a/core/profiles/standard/config/install/block.block.seven_page_title.yml b/core/profiles/standard/config/install/block.block.seven_page_title.yml
index ae1cb30..8f0049c 100644
--- a/core/profiles/standard/config/install/block.block.seven_page_title.yml
+++ b/core/profiles/standard/config/install/block.block.seven_page_title.yml
@@ -1,9 +1,9 @@
 id: page_title
 theme: seven
-weight: 0
+weight: -30
 status: true
 langcode: en
-region: title
+region: content
 plugin: system_page_title_block
 settings:
   id: system_page_title_block
diff --git a/core/themes/bartik/bartik.info.yml b/core/themes/bartik/bartik.info.yml
index 4bebcd5..8b52f48 100644
--- a/core/themes/bartik/bartik.info.yml
+++ b/core/themes/bartik/bartik.info.yml
@@ -22,7 +22,6 @@ regions:
   highlighted: Highlighted
   featured_top: 'Featured top'
   breadcrumb: Breadcrumb
-  title: Title
   content: Content
   sidebar_first: 'Sidebar first'
   sidebar_second: 'Sidebar second'
diff --git a/core/themes/bartik/templates/maintenance-page.html.twig b/core/themes/bartik/templates/maintenance-page.html.twig
index 3cd787b..f071245 100644
--- a/core/themes/bartik/templates/maintenance-page.html.twig
+++ b/core/themes/bartik/templates/maintenance-page.html.twig
@@ -35,9 +35,6 @@
         <main id="content" class="column" role="main">
           <section class="section">
             <a id="main-content"></a>
-            {% if title %}
-              <h1 class="title" id="page-title">{{ title }}</h1>
-            {% endif %}
             {{ page.content }}
             {{ page.highlighted }}
           </section>
diff --git a/core/themes/bartik/templates/page.html.twig b/core/themes/bartik/templates/page.html.twig
index 09a90f3..e9121cd 100644
--- a/core/themes/bartik/templates/page.html.twig
+++ b/core/themes/bartik/templates/page.html.twig
@@ -56,7 +56,6 @@
  * - page.footer_fourth: Items for the fourth footer column.
  * - page.footer_fifth: Items for the fifth footer column.
  * - page.breadcrumb: Items for the breadcrumb region.
- * - page.title: Items for the page title region.
  *
  * @see template_preprocess_page()
  * @see bartik_preprocess_page()
@@ -120,7 +119,6 @@
         <main id="content" class="column main-content" role="main">
           <section class="section">
             <a id="main-content" tabindex="-1"></a>
-            {{ page.title }}
             {{ page.content }}
           </section>
         </main>
diff --git a/core/themes/classy/templates/layout/maintenance-page.html.twig b/core/themes/classy/templates/layout/maintenance-page.html.twig
index 7463b02..5e3b73c 100644
--- a/core/themes/classy/templates/layout/maintenance-page.html.twig
+++ b/core/themes/classy/templates/layout/maintenance-page.html.twig
@@ -35,10 +35,6 @@
   </header>
 
   <main role="main">
-    {% if title %}
-      <h1>{{ title }}</h1>
-    {% endif %}
-
     {{ page.highlighted }}
 
     {{ page.content }}
diff --git a/core/themes/classy/templates/layout/page.html.twig b/core/themes/classy/templates/layout/page.html.twig
index 29dc472..76a4fe2 100644
--- a/core/themes/classy/templates/layout/page.html.twig
+++ b/core/themes/classy/templates/layout/page.html.twig
@@ -43,7 +43,6 @@
  * - page.sidebar_second: Items for the second sidebar.
  * - page.footer: Items for the footer region.
  * - page.breadcrumb: Items for the breadcrumb region.
- * - page.title: Items for the page title region.
  *
  * @see template_preprocess_page()
  * @see html.html.twig
@@ -95,7 +94,6 @@
 
     <div class="layout-content">
       {{ page.highlighted }}
-      {{ page.title }}
       {{ page.content }}
     </div>{# /.layout-content #}
 
diff --git a/core/themes/seven/seven.info.yml b/core/themes/seven/seven.info.yml
index bcb9d7c..1427896 100644
--- a/core/themes/seven/seven.info.yml
+++ b/core/themes/seven/seven.info.yml
@@ -23,6 +23,5 @@ regions:
   page_top: 'Page top'
   page_bottom: 'Page bottom'
   sidebar_first: 'First sidebar'
-  title: Title
 regions_hidden:
   - sidebar_first
diff --git a/core/themes/seven/templates/install-page.html.twig b/core/themes/seven/templates/install-page.html.twig
index b501fb8..8c2828f 100644
--- a/core/themes/seven/templates/install-page.html.twig
+++ b/core/themes/seven/templates/install-page.html.twig
@@ -24,9 +24,6 @@
   {% endif %}
 
   <main role="main">
-    {% if title %}
-      <h1>{{ title }}</h1>
-    {% endif %}
     {{ page.highlighted }}
     {{ page.content }}
   </main>
diff --git a/core/themes/seven/templates/maintenance-page.html.twig b/core/themes/seven/templates/maintenance-page.html.twig
index 2286e88..8966ddc 100644
--- a/core/themes/seven/templates/maintenance-page.html.twig
+++ b/core/themes/seven/templates/maintenance-page.html.twig
@@ -24,9 +24,6 @@
   {% endif %}
 
   <main role="main">
-    {% if title %}
-      <h1>{{ title }}</h1>
-    {% endif %}
     {{ page.highlighted }}
     {{ page.content }}
   </main>
diff --git a/core/themes/seven/templates/page.html.twig b/core/themes/seven/templates/page.html.twig
index 92caec2..650191a 100644
--- a/core/themes/seven/templates/page.html.twig
+++ b/core/themes/seven/templates/page.html.twig
@@ -39,7 +39,6 @@
  * - page.highlighted: Items for the highlighted region.
  * - page.help: Dynamic help text, mostly for admin pages.
  * - page.content: The main content of the current page.
- * - page.title: Items for the page title region.
  *
  * @see template_preprocess_page()
  * @see seven_preprocess_page()
@@ -48,9 +47,6 @@
 #}
   <header class="content-header clearfix">
     <div class="layout-container">
-      {% if page.title %}
-        {{ page.title }}
-      {% endif %}
       {{ page.header }}
     </div>
   </header>