diff --git a/changelog.d/19281.feature b/changelog.d/19281.feature
new file mode 100644
index 0000000000..78d3002d90
--- /dev/null
+++ b/changelog.d/19281.feature
@@ -0,0 +1 @@
+Admin API: add worker support to `GET /_synapse/admin/v2/users/<user_id>`.
diff --git a/docs/workers.md b/docs/workers.md
index 2bc8afa74f..c2aef33e16 100644
--- a/docs/workers.md
+++ b/docs/workers.md
@@ -255,6 +255,8 @@ information.
     ^/_matrix/client/(api/v1|r0|v3|unstable)/directory/room/.*$
     ^/_matrix/client/(r0|v3|unstable)/capabilities$
     ^/_matrix/client/(r0|v3|unstable)/notifications$
+
+    # Admin API requests
     ^/_synapse/admin/v1/rooms/[^/]+$
 
     # Encryption requests
@@ -300,6 +302,9 @@ Additionally, the following REST endpoints can be handled for GET requests:
     # Presence requests
     ^/_matrix/client/(api/v1|r0|v3|unstable)/presence/
 
+    # Admin API requests
+    ^/_synapse/admin/v2/users/[^/]+$
+
 Pagination requests can also be handled, but all requests for a given
 room must be routed to the same instance. Additionally, care must be taken to
 ensure that the purge history admin API is not used while pagination requests
diff --git a/synapse/rest/admin/__init__.py b/synapse/rest/admin/__init__.py
index fe3eeafd9f..b209404cd1 100644
--- a/synapse/rest/admin/__init__.py
+++ b/synapse/rest/admin/__init__.py
@@ -119,6 +119,7 @@ from synapse.rest.admin.users import (
     UserRegisterServlet,
     UserReplaceMasterCrossSigningKeyRestServlet,
     UserRestServletV2,
+    UserRestServletV2Get,
     UsersRestServletV2,
     UsersRestServletV3,
     UserTokenRestServlet,
@@ -281,6 +282,8 @@ def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
         # matrix_authentication_service integration uses the dedicated MAS API.
         if hs.config.experimental.msc3861.enabled:
             register_servlets_for_msc3861_delegation(hs, http_server)
+        else:
+            UserRestServletV2Get(hs).register(http_server)
 
         return
 
diff --git a/synapse/rest/admin/users.py b/synapse/rest/admin/users.py
index 406ad8f406..ccd34d17d8 100644
--- a/synapse/rest/admin/users.py
+++ b/synapse/rest/admin/users.py
@@ -210,7 +210,7 @@ class UsersRestServletV3(UsersRestServletV2):
         return parse_boolean(request, "deactivated")
 
 
-class UserRestServletV2(RestServlet):
+class UserRestServletV2Get(RestServlet):
     PATTERNS = admin_patterns("/users/(?P<user_id>[^/]*)$", "v2")
 
     """Get request to list user details.
@@ -220,22 +220,6 @@ class UserRestServletV2(RestServlet):
 
     returns:
         200 OK with user details if success otherwise an error.
-
-    Put request to allow an administrator to add or modify a user.
-    This needs user to have administrator access in Synapse.
-    We use PUT instead of POST since we already know the id of the user
-    object to create. POST could be used to create guests.
-
-    PUT /_synapse/admin/v2/users/<user_id>
-    {
-        "password": "secret",
-        "displayname": "User"
-    }
-
-    returns:
-        201 OK with new user object if user was created or
-        200 OK with modified user object if user was modified
-        otherwise an error.
     """
 
     def __init__(self, hs: "HomeServer"):
@@ -267,6 +251,28 @@ class UserRestServletV2(RestServlet):
 
         return HTTPStatus.OK, user_info_dict
 
+
+class UserRestServletV2(UserRestServletV2Get):
+    """
+    Put request to allow an administrator to add or modify a user.
+    This needs user to have administrator access in Synapse.
+    We use PUT instead of POST since we already know the id of the user
+    object to create. POST could be used to create guests.
+
+    Note: This inherits from `UserRestServletV2Get`, so also supports the `GET` route.
+
+    PUT /_synapse/admin/v2/users/<user_id>
+    {
+        "password": "secret",
+        "displayname": "User"
+    }
+
+    returns:
+        201 OK with new user object if user was created or
+        200 OK with modified user object if user was modified
+        otherwise an error.
+    """
+
     async def on_PUT(
         self, request: SynapseRequest, user_id: str
     ) -> tuple[int, JsonMapping]: