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