diff --git a/src/models/room.js b/src/models/room.js
index e95bc6850..94115ef45 100644
--- a/src/models/room.js
+++ b/src/models/room.js
@@ -625,6 +625,25 @@ Room.prototype.addEventsToTimeline = function(events, toStartOfTimeline,
     return this.getMembersWithMembership("join");
  };
 
+/**
+ * Returns the number of joined members in this room
+ * This method caches the result.
+ * This is a wrapper around the method of the same name in roomState, returning
+ * its result for the room's current state.
+ * @return {integer} The number of members in this room whose membership is 'join'
+ */
+Room.prototype.getJoinedMemberCount = function() {
+    return this.currentState.getJoinedMemberCount();
+};
+
+/**
+ * Returns the number of invited members in this room
+ * @return {integer} The number of members in this room whose membership is 'invite'
+ */
+Room.prototype.getInvitedMemberCount = function() {
+    return this.currentState.getInvitedMemberCount();
+};
+
 /**
  * Get a list of members with given membership state.
  * @param {string} membership The membership state.