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