diff --git a/sdk/storage/azure-storage-blob/azure/storage/blob/_blob_client.py b/sdk/storage/azure-storage-blob/azure/storage/blob/_blob_client.py
index ffe7d5dd1d95..0c32d37a52ed 100644
--- a/sdk/storage/azure-storage-blob/azure/storage/blob/_blob_client.py
+++ b/sdk/storage/azure-storage-blob/azure/storage/blob/_blob_client.py
@@ -227,7 +227,7 @@ def from_blob_url(cls, blob_url, credential=None, snapshot=None, **kwargs):
             path_blob = parsed_url.path.lstrip('/').split('/', 1)
         elif "localhost" in parsed_url.netloc or "127.0.0.1" in parsed_url.netloc:
             path_blob = parsed_url.path.lstrip('/').split('/', 2)
-            account_path += path_blob[0]
+            account_path += '/' + path_blob[0]
         else:
             # for customized url. blob name that has directory info cannot be parsed.
             path_blob = parsed_url.path.lstrip('/').split('/')
diff --git a/sdk/storage/azure-storage-blob/tests/test_blob_client.py b/sdk/storage/azure-storage-blob/tests/test_blob_client.py
index c82ba195c256..b585b41c1e3a 100644
--- a/sdk/storage/azure-storage-blob/tests/test_blob_client.py
+++ b/sdk/storage/azure-storage-blob/tests/test_blob_client.py
@@ -449,6 +449,7 @@ def test_create_blob_client_with_sub_directory_path_in_blob_name(self):
         blob_client = BlobClient.from_blob_url(blob_emulator_url)
         self.assertEqual(blob_client.container_name, "containername")
         self.assertEqual(blob_client.blob_name, "dir1/sub000/2010_Unit150_Ivan097_img0003.jpg")
+        self.assertEqual(blob_client.url, blob_emulator_url)
 
     def test_create_client_for_emulator(self):
         container_client = ContainerClient(
diff --git a/sdk/storage/azure-storage-blob/tests/test_blob_client_async.py b/sdk/storage/azure-storage-blob/tests/test_blob_client_async.py
index 0de666766538..df3afff39f1b 100644
--- a/sdk/storage/azure-storage-blob/tests/test_blob_client_async.py
+++ b/sdk/storage/azure-storage-blob/tests/test_blob_client_async.py
@@ -459,6 +459,7 @@ def test_create_blob_client_with_sub_directory_path_in_blob_name(self):
         blob_client = BlobClient.from_blob_url(blob_emulator_url)
         self.assertEqual(blob_client.container_name, "containername")
         self.assertEqual(blob_client.blob_name, "dir1/sub000/2010_Unit150_Ivan097_img0003.jpg")
+        self.assertEqual(blob_client.url, blob_emulator_url)
 
     @GlobalStorageAccountPreparer()
     @AsyncStorageTestCase.await_prepared_test