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