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