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