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