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