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