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