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