diff --git a/.changeset/delete-organization-require-id.md b/.changeset/delete-organization-require-id.md
new file mode 100644
index 00000000000..43cb092a00e
--- /dev/null
+++ b/.changeset/delete-organization-require-id.md
@@ -0,0 +1,5 @@
+---
+'@clerk/backend': patch
+---
+
+`organizations.deleteOrganization()` now validates that an organization ID was provided. Calling it with an empty ID throws `A valid resource ID is required.` locally instead of issuing a `DELETE` request to the organizations collection endpoint, matching the other ID-based methods on the API.
diff --git a/packages/backend/src/api/__tests__/OrganizationApi.test.ts b/packages/backend/src/api/__tests__/OrganizationApi.test.ts
index 78510feb1a9..b8d7adfea74 100644
--- a/packages/backend/src/api/__tests__/OrganizationApi.test.ts
+++ b/packages/backend/src/api/__tests__/OrganizationApi.test.ts
@@ -185,6 +185,12 @@ describe('OrganizationAPI', () => {
     });
   });
 
+  describe('deleteOrganization', () => {
+    it('throws an error when the organization ID is missing', async () => {
+      await expect(apiClient.organizations.deleteOrganization('')).rejects.toThrow('A valid resource ID is required.');
+    });
+  });
+
   describe('createOrganizationInvitationBulk', () => {
     const mockInvitation = {
       object: 'organization_invitation',
diff --git a/packages/backend/src/api/endpoints/OrganizationApi.ts b/packages/backend/src/api/endpoints/OrganizationApi.ts
index 1f95786a3bd..fa3396871cf 100644
--- a/packages/backend/src/api/endpoints/OrganizationApi.ts
+++ b/packages/backend/src/api/endpoints/OrganizationApi.ts
@@ -361,6 +361,8 @@ export class OrganizationAPI extends AbstractAPI {
   }
 
   public async deleteOrganization(organizationId: string) {
+    this.requireId(organizationId);
+
     return this.request<Organization>({
       method: 'DELETE',
       path: joinPaths(basePath, organizationId),