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