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