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