Full list of all 75 The Elder Scrolls V: Skyrim achievements worth 1,550 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 25 achievements worth 550 Gamerscore.
Bounty of 1000 gold in all nine holds
Pick 50 locks and 50 pockets
Have 100,000 gold
Complete 10 side quests
Collect 15 Daedric Artifacts
Learn 20 shouts
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Clear 50 dungeons
Complete "Glory of the Dead"
Chop wood, mine ore, and cook food
Get married
Escape from jail
Reach Level 50
Returned the Thieves Guild to its former glory
Complete 50 Misc Objectives
Complete "Darkness Returns"
Complete "Hail Sithis!"
Join the Thieves Guild
Successfully persuade, bribe, and intimidate
Capture Solitude or Windhelm
Absorb 20 dragon souls
Discover 100 Locations
Capture Fort Sungard or Fort Greenwall
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Find 13 Standing Stones
Complete "Diplomatic Immunity"
Reach Level 25
Get a skill to 100
Complete "Bound Until Death"
Join the College of Winterhold
Acquire a Daedric Artifact
Join the Dark Brotherhood
Learn all three words of a shout
Make a smithed item, an enchanted item, and a potion
Select a Standing Stone blessing
Join the Stormcloaks or the Imperial Army
Reach Level 10
Buy a house
Become a member of the Circle
Complete "The Way of the Voice"
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Reach Level 5
Join the Companions
Complete "Unbound"
Read 50 Skill Books
Complete "Lost to the Ages"
Defeat a Legendary Dragon
Acquire 11 werewolf perks
Change your face
Learn all three words of Soul Tear
Acquire 11 vampire perks
Use the special power of Auriel's Bow
Complete "Kindred Judgment"
Complete "Beyond Death"
Complete "Awakening"
Build three houses
Buy three plots of land
Adopt a child
Build three wings on a house
Buy a plot of land
Tame and ride 5 dragons
Discover 30 locations on the island of Solstheim
Own a house in Raven Rock
Learn all 3 words of Dragon Aspect
Craft an item out of Stalhrim
Learn the secrets of 5 Black Books
Complete "The Path of Knowledge"
Complete "At the Summit of Apocrypha"
Complete "The Temple of Miraak"
Arrive on Solstheim