diff --git a/catalog/src/ssr.ts b/catalog/src/ssr.ts
index 35e64cca9..4440ff498 100644
--- a/catalog/src/ssr.ts
+++ b/catalog/src/ssr.ts
@@ -15,7 +15,7 @@ import '@material/web/menu/menu.js';
 import '@material/web/checkbox/checkbox.js';
 import '@material/web/list/list.js';
 import '@material/web/list/list-item-link.js';
-import '@material/web/circularprogress/circular-progress.js';
+import '@material/web/progress/circular-progress.js';
 import '@material/web/tabs/tabs.js';
 import '@material/web/tabs/tab.js';
 import '@material/web/iconbutton/standard-icon-button.js';
@@ -27,4 +27,4 @@ import '@material/web/button/filled-button.js';
 import '@material/web/button/tonal-button.js';
 import '@material/web/button/outlined-button.js';
 import '@material/web/button/text-button.js';
-import '@material/web/linearprogress/linear-progress.js';
+import '@material/web/progress/linear-progress.js';
diff --git a/circularprogress/circular-progress.ts b/circularprogress/circular-progress.ts
index d31bd6067..a34892068 100644
--- a/circularprogress/circular-progress.ts
+++ b/circularprogress/circular-progress.ts
@@ -4,28 +4,9 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import {customElement} from 'lit/decorators.js';
-
-import {CircularProgress} from './lib/circular-progress.js';
-import {styles} from './lib/circular-progress-styles.css.js';
-
-declare global {
-  interface HTMLElementTagNameMap {
-    'md-circular-progress': MdCircularProgress;
-  }
-}
-
 /**
- * @summary Circular progress indicators display progress by animating along an
- * invisible circular track in a clockwise direction. They can be applied
- * directly to a surface, such as a button or card.
- *
- * @description
- * Progress indicators inform users about the status of ongoing processes.
- * - Determinate indicators display how long a process will take.
- * - Indeterminate indicators express an unspecified amount of wait time.
+ * TODO(b/291100596): Stub left behind for migration. Prefer
+ * `import @material/web/progress/circular-progress.js`
  */
-@customElement('md-circular-progress')
-export class MdCircularProgress extends CircularProgress {
-  static override styles = [styles];
-}
+
+export * from '@material/web/progress/circular-progress.js';
\ No newline at end of file
diff --git a/circularprogress/demo/demo.ts b/circularprogress/demo/demo.ts
deleted file mode 100644
index e2fced379..000000000
--- a/circularprogress/demo/demo.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-/**
- * @license
- * Copyright 2023 Google LLC
- * SPDX-License-Identifier: Apache-2.0
- */
-
-import './index.js';
-import './material-collection.js';
-
-import {KnobTypesToKnobs, MaterialCollection, materialInitsToStoryInits, setUpDemo} from './material-collection.js';
-import {boolInput, Knob, numberInput} from './index.js';
-
-import {stories, StoryKnobs} from './stories.js';
-
-function cssWire<T = string>(prop: string, unit = '') {
-  return (knob: Knob<T>) => {
-    const value =
-        knob.latestValue === undefined ? knob.defaultValue : knob.latestValue;
-    document.body.style.setProperty(prop, `${value}${unit}`);
-  };
-}
-
-const collection = new MaterialCollection<KnobTypesToKnobs<StoryKnobs>>(
-    'Progress indicators (circular)', [
-      new Knob('progress', {ui: numberInput({step: 0.1}), defaultValue: 0.5}),
-      new Knob('indeterminate', {ui: boolInput(), defaultValue: false}),
-      new Knob('fourColor', {ui: boolInput(), defaultValue: false}),
-      new Knob('size', {
-        ui: numberInput(),
-        defaultValue: 48,
-        wiring: cssWire<number>('--md-circular-progress-size', 'px')
-      }),
-      new Knob('trackWidth', {
-        ui: numberInput(),
-        defaultValue: 8.33,
-        wiring: cssWire<number>('--md-circular-progress-active-indicator-width')
-      }),
-    ]);
-
-collection.addStories(...materialInitsToStoryInits(stories));
-
-setUpDemo(collection, {icons: 'material-symbols'});
diff --git a/circularprogress/harness.ts b/circularprogress/harness.ts
deleted file mode 100644
index 0ab12b805..000000000
--- a/circularprogress/harness.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-/**
- * @license
- * Copyright 2023 Google LLC
- * SPDX-License-Identifier: Apache-2.0
- */
-
-import {Harness} from '../testing/harness.js';
-
-import {CircularProgress} from './lib/circular-progress.js';
-
-/**
- * Test harness for circular-progress.
- */
-export class CircularProgressHarness extends Harness<CircularProgress> {
-  override async getInteractiveElement() {
-    await this.element.updateComplete;
-    return this.element.querySelector<HTMLElement>('.circularProgresss')!;
-  }
-}
diff --git a/linearprogress/demo/project.json b/linearprogress/demo/project.json
deleted file mode 100644
index b9053089a..000000000
--- a/linearprogress/demo/project.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "extends": "/material-web/assets/stories/base.json",
-  "files": {
-    "demo.ts": {
-      "hidden": true
-    },
-    "stories.ts": {}
-  }
-}
diff --git a/linearprogress/demo/stories.ts b/linearprogress/demo/stories.ts
deleted file mode 100644
index 114d51fb7..000000000
--- a/linearprogress/demo/stories.ts
+++ /dev/null
@@ -1,57 +0,0 @@
-/**
- * @license
- * Copyright 2023 Google LLC
- * SPDX-License-Identifier: Apache-2.0
- */
-
-
-import '@material/web/linearprogress/linear-progress.js';
-
-import {MaterialStoryInit} from './material-collection.js';
-import {css, html} from 'lit';
-import {classMap} from 'lit/directives/class-map.js';
-
-/** Knob types for linear progress stories. */
-export interface StoryKnobs {
-  progress: number;
-  buffer: number;
-  indeterminate: boolean;
-  fourColor: boolean;
-  'track color': string;
-  'track height': number;
-  'indicator height': number;
-  'custom theme': boolean;
-}
-
-const standard: MaterialStoryInit<StoryKnobs> = {
-  name: 'Linear progress',
-  styles: css`
-    md-linear-progress {
-      inline-size: 50vw;
-    }
-
-    .custom {
-      --md-linear-progress-active-indicator-color: linear-gradient(steelblue, lightblue);
-      --md-linear-progress-track-color: gainsboro;
-      --md-linear-progress-active-indicator-height: 20px;
-      --md-linear-progress-track-height: 20px;
-      --md-linear-progress-track-shape: 9999px;
-    }
-  `,
-  render(knobs) {
-    const {progress, buffer, indeterminate, fourColor} = knobs;
-    const classes = {'custom': knobs['custom theme']};
-
-    return html`
-      <md-linear-progress
-          class=${classMap(classes)}
-          .progress=${progress}
-          .buffer=${buffer}
-          .indeterminate=${indeterminate}
-          .fourColor=${fourColor}
-      ></md-linear-progress>`;
-  }
-};
-
-/** Linear Progress stories. */
-export const stories = [standard];
diff --git a/linearprogress/linear-progress.ts b/linearprogress/linear-progress.ts
index 9b408af8d..294c88a64 100644
--- a/linearprogress/linear-progress.ts
+++ b/linearprogress/linear-progress.ts
@@ -4,27 +4,9 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-import {customElement} from 'lit/decorators.js';
-
-import {LinearProgress} from './lib/linear-progress.js';
-import {styles} from './lib/linear-progress-styles.css.js';
-
-declare global {
-  interface HTMLElementTagNameMap {
-    'md-linear-progress': MdLinearProgress;
-  }
-}
-
 /**
- * @summary Linear progress indicators display progress by animating along the
- * length of a fixed, visible track.
- *
- * @description
- * Progress indicators inform users about the status of ongoing processes.
- * - Determinate indicators display how long a process will take.
- * - Indeterminate indicators express an unspecified amount of wait time.
+ * TODO(b/291100596): Stub left behind for migration. Prefer
+ * `import @material/web/progress/linear-progress.js`
  */
-@customElement('md-linear-progress')
-export class MdLinearProgress extends LinearProgress {
-  static override styles = [styles];
-}
+
+export * from '@material/web/progress/linear-progress.js';
\ No newline at end of file
diff --git a/circularprogress/_circular-progress.scss b/progress/_circular-progress.scss
similarity index 100%
rename from circularprogress/_circular-progress.scss
rename to progress/_circular-progress.scss
diff --git a/linearprogress/_linear-progress.scss b/progress/_linear-progress.scss
similarity index 100%
rename from linearprogress/_linear-progress.scss
rename to progress/_linear-progress.scss
diff --git a/progress/circular-progress.ts b/progress/circular-progress.ts
new file mode 100644
index 000000000..d31bd6067
--- /dev/null
+++ b/progress/circular-progress.ts
@@ -0,0 +1,31 @@
+/**
+ * @license
+ * Copyright 2023 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import {customElement} from 'lit/decorators.js';
+
+import {CircularProgress} from './lib/circular-progress.js';
+import {styles} from './lib/circular-progress-styles.css.js';
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'md-circular-progress': MdCircularProgress;
+  }
+}
+
+/**
+ * @summary Circular progress indicators display progress by animating along an
+ * invisible circular track in a clockwise direction. They can be applied
+ * directly to a surface, such as a button or card.
+ *
+ * @description
+ * Progress indicators inform users about the status of ongoing processes.
+ * - Determinate indicators display how long a process will take.
+ * - Indeterminate indicators express an unspecified amount of wait time.
+ */
+@customElement('md-circular-progress')
+export class MdCircularProgress extends CircularProgress {
+  static override styles = [styles];
+}
diff --git a/circularprogress/circular-progress_test.ts b/progress/circular-progress_test.ts
similarity index 100%
rename from circularprogress/circular-progress_test.ts
rename to progress/circular-progress_test.ts
diff --git a/linearprogress/demo/demo.ts b/progress/demo/demo.ts
similarity index 68%
rename from linearprogress/demo/demo.ts
rename to progress/demo/demo.ts
index ab5c16cbb..58833a200 100644
--- a/linearprogress/demo/demo.ts
+++ b/progress/demo/demo.ts
@@ -21,28 +21,39 @@ function cssWire<T = string>(prop: string, unit = '') {
 }
 
 const collection = new MaterialCollection<KnobTypesToKnobs<StoryKnobs>>(
-    'Progress indicators (linear)', [
+    'Progress indicators', [
       new Knob('progress', {ui: numberInput({step: 0.1}), defaultValue: 0.5}),
-      new Knob('buffer', {ui: numberInput({step: 0.1}), defaultValue: 0.8}),
       new Knob('indeterminate', {ui: boolInput(), defaultValue: false}),
       new Knob('fourColor', {ui: boolInput(), defaultValue: false}),
-      new Knob('track color', {
+      new Knob(
+          'buffer (linear)', {ui: numberInput({step: 0.1}), defaultValue: 0.8}),
+      new Knob('track color (linear)', {
         ui: colorPicker(),
         defaultValue: '',
         wiring: cssWire('--md-linear-progress-track-color')
       }),
-      new Knob('track height', {
+      new Knob('track height (linear)', {
         ui: numberInput(),
         defaultValue: 4,
         wiring: cssWire<number>('--md-linear-progress-track-height', 'px')
       }),
-      new Knob('indicator height', {
+      new Knob('indicator height (linear)', {
         ui: numberInput(),
         defaultValue: 4,
         wiring: cssWire<number>(
             '--md-linear-progress-active-indicator-height', 'px')
       }),
-      new Knob('custom theme', {ui: boolInput()}),
+      new Knob('custom theme (linear)', {ui: boolInput()}),
+      new Knob('size (circular)', {
+        ui: numberInput(),
+        defaultValue: 48,
+        wiring: cssWire<number>('--md-circular-progress-size', 'px')
+      }),
+      new Knob('trackWidth (circular)', {
+        ui: numberInput(),
+        defaultValue: 8.33,
+        wiring: cssWire<number>('--md-circular-progress-active-indicator-width')
+      }),
     ]);
 
 collection.addStories(...materialInitsToStoryInits(stories));
diff --git a/circularprogress/demo/project.json b/progress/demo/project.json
similarity index 100%
rename from circularprogress/demo/project.json
rename to progress/demo/project.json
diff --git a/circularprogress/demo/stories.ts b/progress/demo/stories.ts
similarity index 65%
rename from circularprogress/demo/stories.ts
rename to progress/demo/stories.ts
index 3baf04fea..88813f5dc 100644
--- a/circularprogress/demo/stories.ts
+++ b/progress/demo/stories.ts
@@ -4,27 +4,66 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+
+import '@material/web/progress/linear-progress.js';
 import '@material/web/button/tonal-button.js';
 import '@material/web/icon/icon.js';
 import '@material/web/iconbutton/standard-icon-button.js';
-import '@material/web/circularprogress/circular-progress.js';
+import '@material/web/progress/circular-progress.js';
 
 import {MdTonalButton} from '@material/web/button/tonal-button.js';
-import {MdCircularProgress} from '@material/web/circularprogress/circular-progress.js';
 import {MaterialStoryInit} from './material-collection.js';
+import {MdCircularProgress} from '@material/web/progress/circular-progress.js';
 import {css, html} from 'lit';
+import {classMap} from 'lit/directives/class-map.js';
 
-
-/** Knob types for circular-progress stories. */
+/** Knob types for linear progress stories. */
 export interface StoryKnobs {
   progress: number;
+  'buffer (linear)': number;
   indeterminate: boolean;
   fourColor: boolean;
-  size: number;
-  trackWidth: number;
+  'track color (linear)': string;
+  'track height (linear)': number;
+  'indicator height (linear)': number;
+  'custom theme (linear)': boolean;
+  'size (circular)': number;
+  'trackWidth (circular)': number;
 }
 
 const standard: MaterialStoryInit<StoryKnobs> = {
+  name: 'Linear progress',
+  styles: css`
+    md-linear-progress {
+      inline-size: 50vw;
+    }
+
+    .custom {
+      --md-linear-progress-active-indicator-color: linear-gradient(steelblue, lightblue);
+      --md-linear-progress-track-color: gainsboro;
+      --md-linear-progress-active-indicator-height: 20px;
+      --md-linear-progress-track-height: 20px;
+      --md-linear-progress-track-shape: 9999px;
+    }
+  `,
+  render(knobs) {
+    const {progress, indeterminate, fourColor} = knobs;
+    const buffer = knobs['buffer (linear)'];
+    const classes = {'custom': knobs['custom theme (linear)']};
+
+    return html`
+      <md-linear-progress
+          class=${classMap(classes)}
+          .progress=${progress}
+          .buffer=${buffer}
+          .indeterminate=${indeterminate}
+          .fourColor=${fourColor}
+      ></md-linear-progress>`;
+  }
+};
+
+
+const standardCircular: MaterialStoryInit<StoryKnobs> = {
   name: 'Circular progress',
   render({progress, indeterminate, fourColor}) {
     return html`
@@ -100,5 +139,5 @@ const insideButton: MaterialStoryInit<StoryKnobs> = {
   }
 };
 
-/** Circular Progress stories. */
-export const stories = [standard, iconButton, insideButton];
+/** Linear Progress stories. */
+export const stories = [standard, standardCircular, iconButton, insideButton];
diff --git a/linearprogress/harness.ts b/progress/harness.ts
similarity index 60%
rename from linearprogress/harness.ts
rename to progress/harness.ts
index edc701272..6fbd381c2 100644
--- a/linearprogress/harness.ts
+++ b/progress/harness.ts
@@ -6,6 +6,7 @@
 
 import {Harness} from '../testing/harness.js';
 
+import {CircularProgress} from './lib/circular-progress.js';
 import {LinearProgress} from './lib/linear-progress.js';
 
 /**
@@ -19,3 +20,13 @@ export class LinearProgressHarness extends Harness<LinearProgress> {
     return this.element['rootEl'];
   }
 }
+
+/**
+ * Test harness for circular-progress.
+ */
+export class CircularProgressHarness extends Harness<CircularProgress> {
+  override async getInteractiveElement() {
+    await this.element.updateComplete;
+    return this.element.querySelector<HTMLElement>('.circularProgresss')!;
+  }
+}
diff --git a/circularprogress/lib/_circular-progress.scss b/progress/lib/_circular-progress.scss
similarity index 100%
rename from circularprogress/lib/_circular-progress.scss
rename to progress/lib/_circular-progress.scss
diff --git a/linearprogress/lib/_linear-progress.scss b/progress/lib/_linear-progress.scss
similarity index 100%
rename from linearprogress/lib/_linear-progress.scss
rename to progress/lib/_linear-progress.scss
diff --git a/circularprogress/lib/circular-progress-styles.scss b/progress/lib/circular-progress-styles.scss
similarity index 100%
rename from circularprogress/lib/circular-progress-styles.scss
rename to progress/lib/circular-progress-styles.scss
diff --git a/circularprogress/lib/circular-progress.ts b/progress/lib/circular-progress.ts
similarity index 100%
rename from circularprogress/lib/circular-progress.ts
rename to progress/lib/circular-progress.ts
diff --git a/linearprogress/lib/linear-progress-styles.scss b/progress/lib/linear-progress-styles.scss
similarity index 100%
rename from linearprogress/lib/linear-progress-styles.scss
rename to progress/lib/linear-progress-styles.scss
diff --git a/linearprogress/lib/linear-progress.ts b/progress/lib/linear-progress.ts
similarity index 100%
rename from linearprogress/lib/linear-progress.ts
rename to progress/lib/linear-progress.ts
diff --git a/progress/linear-progress.ts b/progress/linear-progress.ts
new file mode 100644
index 000000000..9b408af8d
--- /dev/null
+++ b/progress/linear-progress.ts
@@ -0,0 +1,30 @@
+/**
+ * @license
+ * Copyright 2023 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import {customElement} from 'lit/decorators.js';
+
+import {LinearProgress} from './lib/linear-progress.js';
+import {styles} from './lib/linear-progress-styles.css.js';
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'md-linear-progress': MdLinearProgress;
+  }
+}
+
+/**
+ * @summary Linear progress indicators display progress by animating along the
+ * length of a fixed, visible track.
+ *
+ * @description
+ * Progress indicators inform users about the status of ongoing processes.
+ * - Determinate indicators display how long a process will take.
+ * - Indeterminate indicators express an unspecified amount of wait time.
+ */
+@customElement('md-linear-progress')
+export class MdLinearProgress extends LinearProgress {
+  static override styles = [styles];
+}
diff --git a/linearprogress/linear-progress_test.ts b/progress/linear-progress_test.ts
similarity index 100%
rename from linearprogress/linear-progress_test.ts
rename to progress/linear-progress_test.ts