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