diff --git a/db/sql/00_msar.sql b/db/sql/00_msar.sql
index 4f6dc8f8c5..f8067aebbf 100644
--- a/db/sql/00_msar.sql
+++ b/db/sql/00_msar.sql
@@ -1106,7 +1106,8 @@ LEFT JOIN pg_catalog.pg_class c ON c.relnamespace = s.oid AND c.relkind = 'r'
 GROUP BY
   s.oid,
   s.nspname,
-  s.nspowner;
+  s.nspowner
+ORDER BY s.nspname;
 -- Filter on relkind so that we only count tables. This must be done in the ON clause so that
 -- we still get a row for schemas with no tables.
 $$ LANGUAGE SQL STABLE;
diff --git a/mathesar_ui/src/components/breadcrumb/SchemaSelector.svelte b/mathesar_ui/src/components/breadcrumb/SchemaSelector.svelte
index fb7a15ad54..b7cfe908de 100644
--- a/mathesar_ui/src/components/breadcrumb/SchemaSelector.svelte
+++ b/mathesar_ui/src/components/breadcrumb/SchemaSelector.svelte
@@ -8,7 +8,7 @@
   import { getSchemaPageUrl } from '@mathesar/routes/urls';
   import {
     currentSchemaId,
-    schemas as schemasStore,
+    sortedSchemas as schemasStore,
   } from '@mathesar/stores/schemas';
 
   import BreadcrumbSelector from './BreadcrumbSelector.svelte';
diff --git a/mathesar_ui/src/pages/database/schemas/SchemasSection.svelte b/mathesar_ui/src/pages/database/schemas/SchemasSection.svelte
index a911f24042..fb061b9c9b 100644
--- a/mathesar_ui/src/pages/database/schemas/SchemasSection.svelte
+++ b/mathesar_ui/src/pages/database/schemas/SchemasSection.svelte
@@ -13,7 +13,7 @@
   import {
     type SchemaStoreData,
     deleteSchema as deleteSchemaAPI,
-    schemas as schemasStore,
+    sortedSchemas as schemasStore,
   } from '@mathesar/stores/schemas';
   import AddEditSchemaModal from '@mathesar/systems/schemas/AddEditSchemaModal.svelte';
   import {
diff --git a/mathesar_ui/src/stores/schemas.ts b/mathesar_ui/src/stores/schemas.ts
index a3a231a1c9..0c7bd8f3d3 100644
--- a/mathesar_ui/src/stores/schemas.ts
+++ b/mathesar_ui/src/stores/schemas.ts
@@ -13,7 +13,11 @@ import type { Database } from '@mathesar/models/Database';
 import { Schema } from '@mathesar/models/Schema';
 import { getErrorMessage } from '@mathesar/utils/errors';
 import { preloadCommonData } from '@mathesar/utils/preloadData';
-import { type CancellablePromise, collapse } from '@mathesar-component-library';
+import {
+  type CancellablePromise,
+  collapse,
+  unite,
+} from '@mathesar-component-library';
 
 import { databasesStore } from './databases';
 
@@ -175,6 +179,26 @@ export const schemas = collapse(
   }),
 );
 
+function sortSchemas(_schemas: Iterable<Schema>): Schema[] {
+  return [..._schemas].sort((a, b) => get(a.name).localeCompare(get(b.name)));
+}
+
+export const schemaNames = collapse(
+  derived(schemas, ($schemas) =>
+    unite([...$schemas.data.values()].map((s) => s.name)),
+  ),
+);
+
+export const sortedSchemas = derived([schemas, schemaNames], ([$schemas]) => {
+  const schemasMap = new Map(
+    sortSchemas($schemas.data.values()).map((s) => [s.oid, s]),
+  );
+  return {
+    ...$schemas,
+    data: schemasMap,
+  };
+});
+
 export const currentSchema: Readable<Schema | undefined> = derived(
   [currentSchemaId, schemas],
   ([$currentSchemaId, $schemas]) =>