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