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