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