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.
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Escape from jail
Bounty of 1000 gold in all nine holds
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Find 13 Standing Stones
Complete "Glory of the Dead"
Returned the Thieves Guild to its former glory
Collect 15 Daedric Artifacts
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Become a member of the Circle
Complete "Darkness Returns"
Complete "Hail Sithis!"
Complete "Bound Until Death"
Join the Dark Brotherhood
Join the Companions
Read 50 Skill Books
Complete 10 side quests
Clear 50 dungeons
Select a Standing Stone blessing
Successfully persuade, bribe, and intimidate
Discover 100 Locations
Get married
Buy a house
Have 100,000 gold
Learn 20 shouts
Pick 50 locks and 50 pockets
Reach Level 50
Learn all three words of a shout
Absorb 20 dragon souls
Complete 50 Misc Objectives
Complete "The Way of the Voice"
Acquire a Daedric Artifact
Join the College of Winterhold
Reach Level 25
Get a skill to 100
Chop wood, mine ore, and cook food
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Join the Thieves Guild
Reach Level 10
Make a smithed item, an enchanted item, and a potion
Reach Level 5
Join the Stormcloaks or the Imperial Army
Complete "Unbound"
Tame and ride 5 dragons
Learn the secrets of 5 Black Books
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Craft an item out of Stalhrim
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Discover 30 locations on the island of Solstheim
Own a house in Raven Rock
Arrive on Solstheim
Complete "Lost to the Ages"
Acquire 11 werewolf perks
Complete "Kindred Judgment"
Use the special power of Auriel's Bow
Acquire 11 vampire perks
Learn all three words of Soul Tear
Complete "Beyond Death"
Change your face
Defeat a Legendary Dragon
Complete "Awakening"
Build three houses
Buy three plots of land
Adopt a child
Build three wings on a house
Buy a plot of land