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