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