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