Skeleton Race ID
The race ID for Skeleton in Skyrim is DLC1BlackSkeletonRace.
Skeleton
Creature
The race ID for Skeleton is DLC1BlackSkeletonRace. Change your race with the player.setrace command.
Dawnguard content uses a load-order prefix: the first two digits (XX) depend on where Dawnguard sits in your load order, so they differ between games. Find yours in-game with help "Skeleton" 0, or enter it here to fill in the command below:
Your Dawnguard prefix
| Race ID | DLC1BlackSkeletonRace |
| Form ID | XX019FD3 |
| DLC | Dawnguard |