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