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