diff --git a/src/theme/NotFound.js b/src/theme/NotFound.js
new file mode 100644
index 00000000..6c1d2246
--- /dev/null
+++ b/src/theme/NotFound.js
@@ -0,0 +1,75 @@
+import React from 'react';
+import Translate, { translate } from '@docusaurus/Translate';
+import { PageMetadata } from '@docusaurus/theme-common';
+import Layout from '@theme/Layout';
+
+export default function NotFound() {
+  return (
+    <>
+      <PageMetadata
+        title={translate({
+          id: 'theme.NotFound.title',
+          message: 'Page not found',
+        })}
+      />
+      <Layout>
+        <main className="container margin-vert--xl">
+          <div className="row">
+            <div className="col col--6 col--offset-3">
+              <h1>
+                <Translate
+                  id="theme.NotFound.title"
+                  description="Title of the 404 page">
+                  Oops... We couldn't find that page.
+                </Translate>
+              </h1>
+              <p>
+                <Translate
+                  id="theme.NotFound.p1"
+                  description="The first paragraph of the 404 page">
+                  We're sorry, but the page you're looking for has been moved or no longer exists.
+                </Translate>
+              </p>
+              <p>
+                <Translate
+                  id="theme.NotFound.p2"
+                  description="The second paragraph of the 404 page">
+                  Please
+                </Translate>{' '}
+                <strong><a href="https://xmtp.org/"> return to the homepage
+                </a></strong> to try to find what you need.
+              </p>
+              <p>
+                <Translate
+                  id="theme.NotFound.p3"
+                  description="The third paragraph of the 404 page">
+                  For XMTP documentation, please visit
+                </Translate>{' '}
+                <strong><a href="https://docs.xmtp.org/" target="_blank" rel="noopener noreferrer">
+                  docs.xmtp.org
+                </a></strong>.
+              </p>
+              <p>
+                <Translate
+                  id="theme.NotFound.p4"
+                  description="The fourth paragraph of the 404 page">
+                  To request help or report a bug, please
+                </Translate>{' '}
+                <strong><a href="https://github.com/xmtp/xmtp-dot-org/issues/new/choose" target="_blank" rel="noopener noreferrer">
+                  open an issue
+                </a></strong>.
+              </p>
+              <p>
+                <Translate
+                  id="theme.NotFound.p5"
+                  description="The fifth paragraph of the 404 page">
+                  We know how important it is to have reliable documentation and we appreciate your patience.
+                </Translate>
+              </p>
+            </div>
+          </div>
+        </main>
+      </Layout>
+    </>
+  );
+}