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