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