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