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