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