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