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