In The Elder Scrolls: Castles, people who can inhabit your castle are divided into the standard ten races of Tamriel.
ArgonianEdit
"Argonians are a race of reptilian beings from the southeastern province of Black Marsh."
BretonEdit
"Bretons are a people of human and elven ancestry found in the province of High Rock."
Dark ElfEdit
"Dark Elves, or Dunmer, are the grey-skinned people of Morrowind, land of the Red Mountain."
High ElfEdit
"High Elves, or Altmer, are the noblest of all elvenkind. Their homeland is the Empire's main rival."
ImperialEdit
"Imperials are the people from the province of Cyrodiil, at the heart of the Empire."
KhajiitEdit
"Khajiits [sic] are a race of cat-like people mainly found in the southern province of Elsweyr."
NordEdit
"Nords are a hardy people that come from the province of Skyrim, on the northern shores of Tamriel."
OrcEdit
"Orcs, or Orsimer, are a race of elf-like beings that have long struggled to establish their homeland."
RedguardEdit
"Redguards, among the first [sic] people to settle Tamriel, rule over the province of Hammerfell."
Wood ElfEdit
"Wood Elves, or Bosmer, are the wildest of the Elves, many still hiding in the forests of Valenwood."