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