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