- Main article: Keys
The following is a list of all keys that can be found in The Elder Scrolls III: Bloodmoon.
| Name | Location | Opens | ItemID |
|---|---|---|---|
| Erich the Unworthy's Key | Erich the Unworthy | Opens his door in Thirsk | key_erich |
| Key to Gustav's chest | Kolfinna | Gustav's Chest in Kolfinna's Dwelling | key_gustav_chest |
| Key to Gyldenhul | Given by Thormoor Gray-Wave as a reward upon completion of the quest The Cursed Captain | Gyldenhul Barrow | key_gyldenhul |
| A Glowing Key | Mortrag Glacier | Mystical Ring at the end of the Outer Ring | key_hircine1 |
| A Glowing Key | Tharsten Heart-Fang | Mystical Ring at the end of the inner Ring | key_hircine2 |
| A Glowing Key | Hircine's aspect | Mystical Gate and glacier exit | key_hircine3 |
| Lassnr's Well Key | Given by Lassnr during the quest Tymvaul in the Well | Locked well in Skaal Village | key_Lassnr_well |
| Maren House Key | Given by Falco Galenus during the quest To Catch a Thief | Uryn Maren's House, and a chest inside | key_maryn |
| Nuncius' key | Antonius Nuncius | His closet in the Fort Frostmoth armory | key_nuncius |
| Nuncius' key | Fort Frostmoth armory | Antonius Nuncius' desk | key_nuncius2 |
| Pirate Captain's Key | Himmelhost Barrow | Pirate's Chest behind Valbrandr Barrow | key_pirate |