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