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