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