Full list of all 75 The Elder Scrolls V: Skyrim achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 25 achievements.
Capture Fort Sungard or Fort Greenwall
Capture Solitude or Windhelm
Pick 50 locks and 50 pockets
Bounty of 1000 gold in all nine holds
Collect 15 Daedric Artifacts
Complete "Darkness Returns"
Complete "Revealing the Unseen"
Read 50 Skill Books
Complete "The Eye of Magnus"
Complete "Glory of the Dead"
Complete 10 side quests
Returned the Thieves Guild to its former glory
Get married
Find 13 Standing Stones
Make a smithed item, an enchanted item, and a potion
Have 100,000 gold
Learn 20 shouts
Complete 50 Misc Objectives
Clear 50 dungeons
Join the Stormcloaks or the Imperial Army
Absorb 20 dragon souls
Complete "Hail Sithis!"
Successfully persuade, bribe, and intimidate
Complete "Bound Until Death"
Escape from jail
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Reach Level 50
Buy a house
Reach Level 25
Discover 100 Locations
Become a member of the Circle
Acquire a Daedric Artifact
Join the Dark Brotherhood
Get a skill to 100
Join the College of Winterhold
Complete "Alduin's Wall"
Join the Thieves Guild
Chop wood, mine ore, and cook food
Reach Level 10
Complete "Diplomatic Immunity"
Learn all three words of a shout
Join the Companions
Select a Standing Stone blessing
Complete "The Way of the Voice"
Reach Level 5
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Complete "Unbound"
Craft an item out of Stalhrim
Tame and ride 5 dragons
Discover 30 locations on the island of Solstheim
Arrive on Solstheim
Own a house in Raven Rock
Learn the secrets of 5 Black Books
Learn all 3 words of Dragon Aspect
Complete "At the Summit of Apocrypha"
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Use the special power of Auriel's Bow
Defeat a Legendary Dragon
Acquire 11 vampire perks
Acquire 11 werewolf perks
Complete "Lost to the Ages"
Change your face
Complete "Kindred Judgment"
Learn all three words of Soul Tear
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