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