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