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