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