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