This is the complete list of unlockable achievements in The Elder Scrolls V: Skyrim for the Xbox 360.
There are no secret achievements to unlock in this game.
Adept (10) – Reach Level 10
Alduin’s Wall (20) – Complete “Alduin’s Wall”
Apprentice (5) – Reach Level 5
Artificer (10) – Make a smithed item, an enchanted item, and a potion
Bleak Falls Barrow (10) – Complete “Bleak Falls Barrow”
Blessed (10) – Select a Standing Stone blessing
Blood Oath (10) – Become a member of the Circle
Bound Until Death (10) – Complete “Bound Until Death”
Citizen (10) – Buy a house
Daedric Influence (10) – Acquire a Daedric Artifact
Darkness Returns (10) – Complete “Darkness Returns”
Delver (40) – Clear 50 dungeons
Diplomatic Immunity (20) – Complete “Diplomatic Immunity”
Dragon Hunter (20) – Absorb 20 dragon souls
Dragon Soul (10) – Absorb a dragon soul
Dragonslayer (50) – Complete “Dragonslayer”
Elder Knowledge (20) – Complete “Elder Knowledge”
Expert (25) – Reach Level 25
Explorer (40) – Discover 100 Locations
Gatekeeper (10) – Join the College of Winterhold
Glory of the Dead (30) – Complete “Glory of the Dead”
Golden Touch (30) – Have 100,000 gold
Hail Sithis! (30) – Complete “Hail Sithis!”
Hard Worker (10) – Chop wood, mine ore, and cook food
Hero of Skyrim (30) – Capture Solitude or Windhelm
Hero of the People (30) – Complete 50 Misc Objectives
Married (10) – Get married
Master (50) – Reach Level 50
Master Criminal (20) – Bounty of 1000 gold in all nine holds
Oblivion Walker (30) – Collect 15 Daedric Artifacts
One with the Shadows (30) – Returned the Thieves Guild to its former glory
Reader (20) – Read 50 Skill Books
Revealing the Unseen (10) – Complete “Revealing the Unseen”
Sideways (20) – Complete 10 side quests
Skill Master (40) – Get a skill to 100
Snake Tongue (10) – Successfully persuade, bribe, and intimidate
Standing Stones (30) – Find 13 Standing Stones
Take Up Arms (10) – Join the Companions
Taking Care of Business (10) – Join the Thieves Guild
Taking Sides (10) – Join the Stormcloaks or the Imperial Army
The Eye of Magnus (30) – Complete “The Eye of Magnus”
The Way of the Voice (20) – Complete “The Way of the Voice”
The Fallen (20) – Complete “The Fallen”
Thief (30) – Pick 50 locks and 50 pockets
Thu’um Master (40) – Learn 20 shouts
Unbound (10) – Complete “Unbound”
Wanted (10) – Escape from jail
War Hero (10) – Capture Fort Sungard or Fort Greenwall
With Friends Like These… (10) – Join the Dark Brotherhood
Words of Power (10) – Learn all three words of a shout