Simply follow steps to learn how to create a group on Facebook
- From your homepage go to the groups section on the left hand-side menu and click Create Group.
- Click + Create New Group at the top of the page a window will appear, here you will be able to add a group name, add members and select the privacy setting for your group.
- Click Create when you're done.
Once your group is created you can then begin editing the information for your group by clicking the gear icon at the top right of the group and then select Edit Group Settings. This is where you can edit group description, set tags, add a group email address and also add a group picture.
To learn how to add another member as admin of your group read How To Add Another Member As Admin To A Facebook Group